WO1997040143A1 - Proteine inductrice de l'apoptose et gene codant pour elle - Google Patents
Proteine inductrice de l'apoptose et gene codant pour elle Download PDFInfo
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- WO1997040143A1 WO1997040143A1 PCT/JP1997/001348 JP9701348W WO9740143A1 WO 1997040143 A1 WO1997040143 A1 WO 1997040143A1 JP 9701348 W JP9701348 W JP 9701348W WO 9740143 A1 WO9740143 A1 WO 9740143A1
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
- C12N9/10—Transferases (2.)
- C12N9/12—Transferases (2.) transferring phosphorus containing groups, e.g. kinases (2.7)
- C12N9/1205—Phosphotransferases with an alcohol group as acceptor (2.7.1), e.g. protein kinases
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K48/00—Medicinal preparations containing genetic material which is inserted into cells of the living body to treat genetic diseases; Gene therapy
Definitions
- the present invention relates to a protein that induces apoptosis (cell death), a gene encoding the same, and a bacterium.
- Mitogen-activated protein (MAP) kinase signaling cascade is a well-preserved intracellular signal pathway from yeast to vertebrates, including MAP kinase (MAPK) and MA PK kinase (MAPKK). And three different members of the protein kinase, including MA PKK kinase (MAPKKK) (T. Sturgillk J. Wu, Biochim. Biophys. Acta. 1092, 350 (1991); E. Nishida & Y. Gotoh , Trends Biochem. Sci., 18, 128 (1993); B. Errede.
- MA PKK kinase MA PKK kinase
- MAP KKK phosphorylates MAPPK, thereby activating MAPPK force
- activity ⁇ h3 ⁇ 4MAPPK phosphorylates MAPPK, thereby activating MAPK.
- Activated MAPKs translocate to the cell nucleus and regulate the activity of transcription factors, which are tightly regulated by various factors (T, Sturgill & J. Wu, Biochim. Biophys. Acta. 1092, 350 (1991); E. Nishida & Y. Gotoh, Trends Biochem. Sci., 18, 128 (1993); B. Errede & D. Levin, Curr. Op in. Cell
- MKK3 / MAPKK6 (or MKK6; a protein highly listened to by MKK3) and ⁇ 38 protein kinase are protein kinases corresponding to the MAPMAP and MAP stages, respectively, which form separate MAPK signal fe ⁇ pathways
- MKK3 / MAPKK6 or MKK6; a protein highly listened to by MKK3
- ⁇ 38 protein kinase are protein kinases corresponding to the MAPMAP and MAP stages, respectively, which form separate MAPK signal fe ⁇ pathways.
- the power of what is known R. Davis, Trends Biochem. Sci., 19, 470 (1994); A. Waskiewicz & J. Cooper, Curr. Op in. Cell Biol., 7, 798 (1995) J. Han et al., J. Biol. Chem., 271, 2886 (1996); J. Raingeaud et al., Mol. Cell. Biol., 16, 1247 (1996); T. Moriguchi e
- apoptosis means cell death different from necrosis, that is, program cell death.
- Apoptosis DNA per nucleosome DNA fragmented by force and fragmented by electrophoresis can be observed on the ladder.
- Apoptosis is thought to be involved not only in cancer, but also in autoimmune disease, HIV infection, nervous ⁇ , hepatitis, leukemia, ⁇ disease, ⁇ m ⁇ eye disease, and aging. (Masayuki Miura, Katana! ⁇ Nobu, Osamu Kizaki, "The Forefront of Apoptosis Research", Experimental Medicine Vo 1.13 (1995)) o
- M «5 necrosis factor (TNF) - ⁇ is known as a potent initiator of cellular apoptosis.
- SAP, SAP K signal ⁇ system activation was shown to be activated by these cellular apoptosis initiating substances (J. yriakis et al., Nature
- the present inventors have now identified a novel protein (ASK1) corresponding to MAPKKK, which activates not only the SEK1-SAPK signal pathway but also the MKK3-p38 signal.
- ASK1 novel protein
- pro-inflammatory cytokines activate ASK1
- the activated A SKI is involved in the induction of cell apoptosis via the SEK1-SAPK and MKK3-p38 signal cascades.
- a dominant negative mutant of ASK1 inhibits TNF-a-induced apoptosis.
- the present invention is based on such knowledge.
- an object of the present invention is to provide an apoptosis-inducing protein, a 3 ⁇ 45 sequence encoding the same, a vector containing the base sequence, a host containing the vector, and a method for producing the protein.
- Another object of the present invention is to provide an agent for treating malignant disease or malignant disease.
- Another object of the present invention is to provide antibodies against partial peptides of apoptosis-inducing protein and apoptosis-inducing protein.
- the protein according to the present invention is a protein having protein kinase activity and enhancing SEK1 kinase activity and / or MKK3 kinase activity, or a derivative thereof.
- FIG. 1 shows the deduced amino acid sequence of human ASK1.
- the predicted translational start sites of the two clones (clone 20 and clone 27) are indicated by arrows.
- the protein kinase region is shown in bold.
- the motivation of FKBP-type peptidyl-prolyl cis-trans isomerase found in the non-terminal region of the N-terminus is underlined.
- FIG. 2 is a diagram showing the affinity of MAP KKK based on system i ⁇ i chemicals.
- FIG. 3 is an RNA blot (electro-photograph) showing the fiber distribution of ASK1.
- He art Heart, Brain: Brain, Plac en ta: Placenta, Lung: Lung, L iver: Liver, Ske letal Muscle: Skeletal muscle, Ki dney: Kidney, Pancreas: Satsu, Sp le en: Spleen, Thymu s: thymus, Pr 0 state: anterior, Te stis: testis, 0 very: ovary, Small Intestine: small intestine, Colon: colon ⁇ Leukocy te: white blood cells.
- Figure 4 shows the growth of the yeast mutant TM257-HI with or without ASK1 ⁇ (ASK1, ASK1 (K709R)) or without (vector).
- FIG. 5 is an electrophoretogram showing the activation of MAPKK and MAPK by ASK1 in vivo. Activation was based on the phosphorylation of the substrate protein.
- the location of the quality protein is indicated by the] and ⁇ symbols.
- the fold increase in kinase activity due to co-expression of ASK1 is shown above each lane. Magnification is the average of three ⁇ 3 ⁇ experiments. The quantity is in kilodaltons (kDa).
- FIG. 6 is an electrophoretic photograph showing the activation of MAPKK by ASK1 in vitro.
- COS7 cells were transfected with pcDNA3-ASKl, and cell lysates were immunoprecipitated with pre-immune serum (mockppt) or anti-A SKI SlflT clear (ASK Ippt).
- kinase activity of each MAPKK was measured using GST-kinase negative MAPK as a substrate for MAPKK and His-kinase negative MPK2 for SEK1, MKK3 and MAPKK6.
- ⁇ —MA PKJ represents GST—kinase * negative MAPK
- ⁇ —MPK2J represents His—kinase * negative MPK2.
- FIG. 7 is an electrophoretogram showing the ZnCl 9 -dependent expression of ASK1 and ASK1 (K709R) in stably transfected MvI Lu cells.
- FIG. 8 is a diagram showing ASK1-dependent suppression of [ 3 H] thymidine incorporation.
- ⁇ Vector alone, ⁇ : ASK1, ⁇ : ASK1 (K 709 R).
- the figure is a representative example of three experiments. Error bars represent standard deviation.
- FIG. 10 is an electrophoretic photograph showing ASK1-dependent activation of endogenous S APK (upper) and p38 (lower). The positions of p54 and p46 SAPK (upper) and ATF2 (lower) are indicated by arrows and arrows, respectively.
- FIG. 11 is a micrograph showing a representative cell morphology at the same magnification under phase contrast microscopy. A SK1-dependent cell death has been shown.
- FIG. 12 is a photograph showing ASK1-dependent DNA fragmentation.
- FIG. 13 is a diagram showing the activation time of ASK1 by TNFa in various cells.
- (Upper) The relative values of the ASK1 activity in Mv1 Lu cells transfected with ASK1 are shown. The results are the average of at least five 3 ⁇ 45: experiments performed. Error * Bar indicates standard deviation.
- (Lower) is a diagram showing the time course (min: minutes) of ASK1 activity by TNFa in MvLLu Itoda spores transfected with ASK1, 293 cells not transfected with ASK1 and A673 cells.
- FIG. 14 is a diagram showing Jt-dependent activation of ASK1 using TNF ⁇ .
- ASK1 activity values are shown as average values. Results are averages from at least five replicate experiments. Error * Bar indicates standard deviation.
- Figure 15 shows the results in the presence of actinomycin D or ⁇ ? DNA fragmentation in 293 cells stimulated with TNF- ⁇ in the absence (none) of ASK1 (K7 09R) is an electrophoresis photograph showing that the inhibition is caused by transfection.
- FIG. 16 is an electrophoretogram showing that DNA fragmentation in TNF-stimulated unkat T cells is inhibited by ASK1 (K709R) transfection.
- ASK1 K709R
- amino U is used in a sense including both optical isomers, that is, L-form and D-form. Therefore, in the present invention, “protein” refers to L-form The term means not only a protein composed of only amino acids but also a protein containing a part or all of D-form amino acids.
- amino U refers to not only 20 kinds of ⁇ -amino acids constituting natural proteins, but also other ⁇ -amino acids, and 8-, ⁇ -, amino acids and unnatural amino acids. Therefore, the amino acids substituted in the protein or inserted into the protein as described below are limited to only 20 kinds of ⁇ -amino acids constituting the natural protein.
- amino acids such as ⁇ -amino M // 3-, 7-, ⁇ -amino acids and unnatural amino acids may be used. Examples include / 9-alanine, 7-aminobutyric acid and orditin. Examples of amino acids other than those constituting natural proteins or non-natural amino acids include 3,4-diamine Hydroxyphenylalanine, phenylglycine, cyclohexylglycine, 1,2,3,4-tetrahydridoisoquinoline-13-carboxylic acid, and dipecotinic acid are exemplified.
- protein is used to include a peptide. Further, in the present specification, the term “protein according to the present invention” is used to include its derivatives.
- the apoptosis-inducing protein according to the present invention is a protein having a protein kinase region and having SEKI kinase activity and / or MKK3 kinase activity, or a derivative thereof.
- the origin of the apoptosis-inducing protein is not particularly limited, and may be derived from humans including humans, or may be derived from other sources.
- Apoptosis-inducing proteins have protein kinase activity.
- “having protein kinase activity” refers to a protein that is evaluated by those skilled in the art as having a protein kinase activity of ⁇ recognized.For example, when an experiment is performed under the same conditions as in Example 1, A protein whose protein activity is recognized as Nffi.
- “protein kinase activity” is used in a sense that includes serine / threonine / protein kinase activity.
- Apoptosis-inducing proteins silence SEK1 kinase activity and Z or MKK3 kinase activity.
- a protein that “modulates SEK 1 kinase activity and Z or MKK 3 kinase activity” refers to a protein that is evaluated by those skilled in the art as having a strong activity of these activities. Proteins evaluated to have S ⁇ 1 kinase activity and ⁇ or ⁇ 3 kinase activity when tested under conditions similar to, 4 and 6. Shall taste.
- the protein according to the present invention has a property of inducing apoptosis. This apoptosis is mediated by the activity of SAPK or JNK and Z or P38: 3 ⁇ 4.
- Kit activity is dependent on tumor necrosis factor (TNF).
- TNF tumor necrosis factor
- the tumor death factor includes, for example, TNF a power.
- protein derivative refers to the amino terminus of a protein.
- Part (or all) of the amino group at the (N-terminal) or the side chain of each amino acid, and / or part of the carboxyl group at the carboxyl terminal (C-terminal) of the protein or the side carboxyl group of each amino acid A part or all of Z and / or fgg (for example, a hydrogen group, a thiol group, an amide group, etc.) other than the amino group and the carboxy group of the side chain of each amino acid in the protein, It refers to one modified by another suitable substituent. Modification with an appropriate other substituent is performed, for example, for the purpose of protecting a functional group present in a protein, improving safety and tissue transferability, or enhancing activity.
- acyl Groups for example, formyl group, acetyl group, propyl group, cyclohexylcarbonyl group, benzoyl group, phthaloynole group, tosyl group, nicotinol group, pyridincarboninole group
- urethane-type protecting group for example, , P-Nitrobenzyloquinecarbonyl group, P-meth Xybenzyloxycarbonyl group, p-biphenylisopropyloxycarbonyl group, t-butoxycarbonyl group
- urea-type substituent for example, methylaminocarbonyl group, phenylcarbonyl group, cyclopropyl, cyclohexyl, benzyl
- substituted or unsubstituted acyl Groups for example, formyl group, acetyl group, propyl group, cyclohexylcarbonyl group, benzoyl group
- a functional group other than an amino group and a carboxyl group in the side chain of each amino acid of a protein is partially or entirely the same as the amino group Alternatively, those modified with a trityl group and the like can be mentioned.
- proteins according to the invention include one or more additions, insertions, substitutions and / or deletions, have protein kinase activity, and enhance SEK 1 kinase activity and Z or MKK 3 kinase activity And a protein containing the amino acid sequence of SEQ ID NO: 1.
- the additions, insertions, substitutions, and deletions herein impair the ability of the protein consisting of the amino acid sequence of SEQ ID NO: 1 to enhance the protein kinase activity and K1 kinase activity and / or MKK3 kinase activity.
- the number of ⁇ Is, insertions, substitutions and deletions can be one or several.
- the protein according to the present invention has the property of enhancing SEK1 kinase activity and Z or MKK3 kinase activity.
- SEK 1 and MKK 3 are It is known to be involved in potosis. Therefore, the protein according to the present invention is useful for elucidation of cell functions such as apoptosis.
- a protein comprising an amino acid sequence of SEQ ID NO: 1 having one or more ⁇ n, insertion, substitution, Z or deletion, and having lost protein kinase activity or a derivative thereof (dominant negative mutant). ) Power provided.
- the number of n, insertions, substitutions and deletions can be one to several.
- This protein is obtained by modifying a protein that has protein kinase activity and that promotes SEKI kinase activity and Z or MKK3 kinase activity to impair proteinkinase activity. Examples of such modifications include the substitution: K709R.
- This modified protein inhibits apoptosis caused by TNF- ⁇ , as shown in the examples below. Therefore, the modified protein is useful for elucidating the biological phenomenon involving ASK1.
- nucleotide sequence encoding the protein according to the present invention is a sequence having a part or all of the DNA sequence shown in SEQ ID NO: 2.
- a base sequence shall mean both a DNA sequence and an RNA sequence.
- the nucleotide sequence encoding it can be easily determined, and various nucleotide sequences encoding the amino acid sequence described in SEQ ID NO: 1 can be selected. Therefore, the nucleotide sequence encoding the protein according to the present invention is a sequence encoding the same amino acid, in addition to a part or all of the DNA sequence of SEQ ID NO: 2, and a degenerate codon as a DNA sequence. It also means the sequence that has it. Furthermore, this base sequence also includes the RNA sequence corresponding thereto.
- the nucleotide sequence according to the present invention may be of natural origin or fully synthesized. You may. In addition, it may be synthesized by using a natural source.
- a typical method for obtaining DNA is a method commonly used in the field of ⁇ fe ⁇ engineering from a chromosome library or a cDNA library, for example, using an appropriate DNA probe prepared based on partial amino acid sequence information. And a method of performing screening using the same.
- sequence encoding the protein according to the present invention includes, for example, a sequence consisting of the DNA sequence of Nos. 268 to 4392 of SEQ ID NO: 2 (corresponding to an open reading frame).
- a vector comprising the above-mentioned nucleotide sequence of the present invention in a state capable of replicating in a host cell and expressing a protein encoded by the nucleotide sequence. Further, according to the present invention, there is provided a host cell transformed with this vector.
- the host-vector system is not particularly limited, and a fusion protein expression system with another protein can be used. Examples of fusion protein expression systems include those using MBP (maltose binding protein), GST (glucose thione S transferase), HA (hemagglutinin), His (hexahistidine), myc, Fas, etc. Can be
- the vector examples include a plasmid vector (for example, an expression vector in blastocysts, yeast, insect cells, animal cells, etc.), a virus vector (for example, a retrovirus vector, an adenovirus vector, an adeno-associated virus vector, and a herpes virus).
- a plasmid vector for example, an expression vector in blastocysts, yeast, insect cells, animal cells, etc.
- a virus vector for example, a retrovirus vector, an adenovirus vector, an adeno-associated virus vector, and a herpes virus.
- Virus vector Sendai virus vector, HIV vector, vaccinia virus vector
- ribosome vector for example, catonic ribosome vector
- the vector according to the present invention controls the expression in addition to the above-described nucleotide sequence according to the present invention.
- the vector may contain the nucleotide sequence according to the present invention in a repeated form (for example, in evening repeat). These may be made to exist in a vector according to a conventional method, and a method for transforming a product, Mi cell, animal cultured cell, or the like using this vector may be the one used in this field.
- the procedure and method for constructing a vector according to the present invention may be those commonly used in the field of engineering.
- host cells include Escherichia coli, yeast, insect cells, COS cells (eg, COS 7 cells), mink lung epithelial cells (eg, MV 1 Lu), lymphocytes, fibroblasts, CH 0 cells, blood cells, and animal cells such as tumor cells.
- the transformed host ffl cells are cultured in an appropriate medium, and the protein according to the present invention can be obtained from the culture.
- a method for producing a protein according to the present invention The culture of the transformed host cells and their conditions may be essentially the same as for the cells used.
- the protein of the present invention can be recovered and purified from the culture solution according to a conventional method.
- the cells to be transformed are, for example, cancer cells in a cancer patient (eg, leukemia cells, digestive organ cancer cells, lung cancer cells, spleen cancer cells, ovarian cancer cells, uterine cancer cells, melanoma cells, brain cancer cells, etc.)
- the vector containing the base sequence according to the present invention is introduced into a cancer cell in a living body including a human by an appropriate method, and the protein according to the present invention is expressed. And be able to perform rehabilitation.
- a protein according to the present invention can be used in vivo, including humans,
- apoptosis is induced, and as a result, bad ffiSSS can be active and bad can be treated (see Example 5 below).
- ⁇ ⁇ ⁇ ⁇ For more information on therapeutic vectors, see Experimental Medicine (Supplement), Vol. 12, No. 15, “Frontiers of Liao Treatment” (1994), supervised by Fumima Takahisa.
- the protein according to the present invention has protein kinase activity and enhances SEKI kinase activity and Z or MKK3 kinase activity.Examples 3 and 4)
- the protein according to the present invention induces apoptosis of immortal cells (Example 5). Therefore, the protein according to the present invention is useful for suppressing the formation and / or metastasis of estrogen.
- a metabolism comprising the protein of the present invention and a pharmaceutically acceptable carrier.
- treatment is used in the sense including prevention.
- white blood eg, myelinated white blood, lymphoid white blood such as Burkitt's lymphoma
- gastrointestinal cancer e.g., gastrointestinal cancer, lung cancer, eye cancer, ovarian cancer, uterus
- lung cancer e.g., eye cancer, ovarian cancer, uterus
- examples include cancer, brain SSS, malignant black fe®, carcinoma, and sarcoma.
- the therapeutic agent for malignant tumor according to the present invention can be administered orally or parenterally (for example, intramuscular, intravenous, subcutaneous, iU3 ⁇ 4, transdermal, nasal, etc.), preferably orally. It is administered to humans and non-human animals in various dosage forms suitable for oral or parenteral administration as drugs.
- injections such as intravenous and intramuscular injections
- It can be prepared in any form such as an enteral preparation, a fat and oil agent, and a water-soluble tt ⁇ agent.
- enteral preparation a fat and oil agent
- water-soluble tt ⁇ agent include commonly used excipients, extenders, binders, wetting agents, disintegrants, surfactants, lubricants, ingredients, buffers, preservatives, dissolution aids, preservatives, Manufactured by a conventional method using a flavoring agent, painless shampoo, stabilizer, etc. Can be.
- Non-toxic additives that can be used include, for example, lactose, fructose, glucose, starch, gelatin, magnesium carbonate, synthetic magnesium gayate, tanolek, magnesium stearate, methylcellulose, carboxymethylcellulose or its salts, gum arabic , Polyethylene glycol, syrup, vaseline, glycerin, ethanol, propylene glycol, citric acid, sodium salt, sodium sulfite, sodium phosphate and the like.
- the content of the protein of the present invention in the drug varies depending on its dosage form, which is usually about 0.1 to about 50% by weight, preferably about 1 to about 20% by weight in the total composition.
- the dosage required for the treatment of malignant tumors is appropriately determined in consideration of the usage, the age of the patient, the degree of k-symptoms, etc., but is usually about 0.1 to about 500 mg, preferably about It should be 0.5 to about 5 Omggjg, which can be administered once or several times a day.
- target cells can be transformed using a nucleotide sequence encoding the protein of the present invention or a vector containing the same, thereby suppressing the formation and / or translocation of virulence M. That is, the nucleotide sequence and the vector are
- ntfe ⁇ translation The method of administration of the remedy, the dosage, and the carriers that may be contained can be the same as those used for the treatment of evil.
- the present invention is based on the HV J ribosome method (Kaneda, Experimental Medicine, Vol.12 No.2, 78 (184), 1994 and Morishita et al., Experimental Medicine, Vol.12 No.15 158 (1928) , 1994), a method in which the nucleotide sequence according to the present invention is directly administered by injection or the like, a calcium phosphate method, a DEAE-dextran method, an electoral poration method, a method using an itfe ⁇ gun (TM Klein et al., Bio / Technology 10, 286-291 (1992)), a method of administration by the lipofection method (Nabel et al .: Science 244, 1285, 1990), a suitable vector (eg, adenovirus vector, adeno-associated virus vector) (1) Herpes virus vector, vaccinia virus vector, retrovirus vector, etc.) can be administered to humans and other animals including humans.
- a suitable vector eg, adenovirus vector, aden
- the gene therapy agent according to the present invention is preferably administered in such a manner that it is transiently (transient) in an ASK1 organism.
- examples of such embodiments include parenteral methods such as a method of administering the ⁇ sequence according to the present invention as it is by 3 ⁇ 4tt, a lipofection method, an HVJ ribosome method, a method using an adenovirus vector, and a method using a vaccinia virus vector.
- parenteral methods such as a method of administering the ⁇ sequence according to the present invention as it is by 3 ⁇ 4tt, a lipofection method, an HVJ ribosome method, a method using an adenovirus vector, and a method using a vaccinia virus vector.
- Administration power such as a method of administering the ⁇ sequence according to the present invention as it is by 3 ⁇ 4tt, a lipofection method, an HVJ ribosome method, a method using an adenovirus vector, and
- a protein, sequence or vector according to the invention in particular in the manufacture of a treatment according to the invention.
- a therapeutic power of afflicted with bad efficiency comprising administering a protein, ⁇ sequence or vector according to the present invention.
- the effective dose, administration method, administration form and the like can be the same as described above.
- a peptide comprising the amino acid sequence of No. 654 to 669 of SEQ ID NO: 1 and a peptide comprising the amino acid sequence of No. 654 to 669 of SEQ ID NO: 1 Code is provided.
- Examples of the peptide comprising the amino acid sequence of No. 654 to 696 of SEQ ID NO: 1 include peptides obtained by adding an arbitrary amino acid sequence to the N-terminal and Z- or C-terminal of the amino acid sequence. This also includes the proteins according to the invention.
- This peptide can be used as an antigen for obtaining an antibody against the protein according to the present invention. Further, the protein according to the present invention is closely involved in apoptosis as described above. Therefore, the peptide according to the present invention It is useful for elucidation of the information.
- an antibody against the peptide examples include polyclonal antibodies and monoclonal antibodies.
- the antibody according to the present invention can be obtained by a method commonly used in the art.
- the peptide is injected into an animal body (eg, a heron, a goat, a rat, a mouse, a sheep) together with an optional carrier (eg, a male serum albumin), and after a certain period of time, the serum of the animal is injected.
- an animal body eg, a heron, a goat, a rat, a mouse, a sheep
- an optional carrier eg, a male serum albumin
- monoclonal antibodies can be prepared by hybridoma fusion technology.
- the peptides according to the invention are part of the amino acid sequence of the protein according to the invention.
- the specific response of an antibody according to the present invention ie, an immune response
- Example 1 Polymerase >> Cleaning of ASK 1c DNA by chain reaction (PCR) method and determination of the amino acid sequence of ASK 1
- PCR was performed using a set of PCR primers derived from the conserved subdomains of the serine nothreonine kinase family, VII and VIII (S. Hanks et al., Science, 241, 42 (1988)). A fragment was obtained. Using this, a corresponding almost full-length cDNA clone was isolated (hereinafter, serine-nothreonine kinase encoded by this cDNA was used to determine the characteristics of tiVatorof EK1 and MKK3 (ASK1) ).
- oligo a cDNA library derived from Igt11 human erythroleukemia cells (HEL cells) (Poncz et al., Blood, 69, 219 (1987) )) was screened with ⁇ 2 P-labeled PCR fragment.
- Hybridization and positive bacteriophage were purified according to the method described in H. lchijo et al., I. Biol. Chem., 268, 14505 (1993). Base sequencing was performed on both strands using the Sequenase DNA Sequencing Kit (US Biochemical Corp.). From the 18 clones obtained, the longest three clones (clone 20, 27 and 72) were completely sequenced.
- the sequence of clone 72 began near the middle of the open reading frame and extended to the polyA stretch and terminated.
- the ASK1 cDNA The sequence consists of 4533 ⁇ pairs of sequences and contains an ATG codon starting at base 268, followed by an open reading frame of 4125 base pairs, which contains an open reading frame from 1375 amino acids.
- a different protein was encoded (Fig. 1), and the estimated amount of this protein (ASK1 protein) was found to be 154,715 Da.
- clone 27 Another clone (clone 27) was obtained that started open reading frame strongly from the site corresponding to amino acid 375 of clone 20. Clone 27 had a stop codon force formed upstream in-frame due to the deletion of the ASK1 cDNA at positions 805-808: 4.
- the serine-nothreonine kinase region of ASK1 was found in the middle of the ASK1 protein, and had long flanking sequences at the N-terminal and C-terminal (Fig. 1). As a result of RNA block analysis, it was found that a single transcript of 5 kilobases was expressed in various human threads! ⁇ (Fig. 3). MRNA from various human tissues
- the blot using (Clontech) was performed using ASK1 cDNA labeled by random priming as a probe.
- a database-based search using the ASK1 sequence outside the kinase domain revealed that the N-terminal short amino acid sequence contained a motif found in the FK506-binding protein (FKBP) -type peptidyl-prolyl cis-trans-isomerase.
- FKBP FK506-binding protein
- the kinase region of ASK 1 had a homologous sequence homologous to the kinase region of the MAPKKK family member (Fig. 1, underlined part).
- the degree of homology was 30.0% for MEKK1 of N-H and 32.3% and 30.4% for SSK2 and STE11 of Saccharomyces cerevisiae, respectively.
- ASK1 was obtained from MAPKKK JP
- ASK1 and the yeast MAPKKK SSK2ZSSK22 differ in overall structure (i.e., the kinase region of SSK2 and SSK22 is located at the C-terminal end of these proteins (T. Maeda et al., Science, 269, 554 (1995))
- ASK1 is not related to SSK2 / SSK22, as described above, ASK1 has the ability to function as a kinase in yeast, and thus the yeast MA PKK We considered this to complement the deletion of K.
- We investigated this by first encoding the cDNA encoding ASK1 into the yeast expression vector pNVl1.
- SH01 is a transmembrane osmotic sensor containing the SH3 region.
- SSK2 / SSK22 another one that induces various responses to hyperosmolarity through H0G1 activation Signaling pathway.
- Figure 4 is a photograph of plates grown after growth at 30 ° C for 6 days.
- Example 3 Cell biological analysis of ASK 1 kinase activity using mammalian cells
- ASK1 plasmid was transfected into COS 7 cells together with gE3 ⁇ 4 MAPK and MAPKK expression plasmids (Fig. Five). All MAPK and M APKK constructs were tagged with hemagglutinin (HA) -epitope-tag, expressed with or without ASK1, and precipitated with anti-HA antibody to ⁇ E. Specifically, it was done according to the method described below.
- Xenopus MAPK Y.
- Rat SAPKa J. Kyriakis et al., Nature, 369, 156 (1994)
- human P38 J. Han et al., Biochim. Biophys. Acta. 1265, 224 (1995)
- mouse SEK1 I The coding regions of Sanchez et al., Nature, 372, 794 (1994) and human MKK3 (B.
- HA-tag introduced into Bg1II—EcoRI site of pSRa456 (Y. Takebe et al., Mol. Cell. Biol., 8, 466 (1988)) By doing so, a pSR-like HA1 was constructed.
- MAPK, S ⁇ 38, ⁇ , SEK1, and c3 cDN ⁇ were subcloned into the BglII site of pSRa—HA1.
- ASK1 cDNA was introduced into another lactating expression vector pcDNA3 (Invitrogen).
- COS 7 cells were transfected with ribofectamine according to the manufacturer's instructions (Life Technology).
- buffer separation (2 OmM Tris-HC1 (pH 7.5), 12 mM glycerol phosphate, 150 mM NaC15 mM EGTA, 10 mM NaF, l% Triton X- 100, 0.5% dexcholate, 3 mM dithiothreitol (DTT :), ImM Cells were lysed in sodium vanadate, lmM phenylmethylsulfonyl fluoride (PMSF), 20 gXml aprotinin. The cell extract was centrifuged at 15,000 X g for 10 minutes to remove the suspension.
- PMSF phenylmethylsulfonyl fluoride
- the precipitated immune complex was subjected to phosphorylation.
- a basic protein was added from outside.
- the substrate proteins used here were myelin basic protein (MBP) (Sigma) for MAPK, c-Jun for SAPK, ATF-2 for p38, and MAPKK.
- MBP myelin basic protein
- MPK2 kinase-negative p38
- ATF2 used here was prepared according to a previously described method (S. Gupta et al., Science 267, 389-393 (1995)).
- C-Jun S. atsuda et al., J. Biol. Checi., 210, 12181 fused to a hexahistidine (His) tag
- Negative MPK2 (K54R) was prepared according to the method described in T. Moriguchi et al., J. Biol. Chem., 270, 12969 (1995). To determine the activity of phosphorylating MBP, c-Jun, ATF2, kinase-negative MA PK and kinase-negative MP ⁇ 2, immunocomplexes are combined with their respective substrate proteins (3 / g each). , final volume 25 1 of solvent solution (20mM T ris -HC 1 (pH7 . 5), 1 OmM MgC l 0, 100 iM [ ⁇ one 3 ⁇ ] ATP (0. i) ) in 30 minutes, 30. C incubated. The reaction was stopped by boiling after the addition of LaemniH's sample buffer. After performing SDS-polyacrylamide electricity (PAGE), phosphorylation of these proteins was analyzed using an image analyzer (Fuji XB AS 2000).
- the glutaraldehyde method is used to couple with Keyho I elimpet hemocyan in, mixed with Freund's adjuvant, and immunized with egrets. It was done. Coupled 'kinase' assays were combined with this immune complex using recombinant SEK1, MKK3, MAPKK6 and recombinant kinase * negative ⁇ 38 protein according to the method described below.
- ASK1 is a novel MAPKKK and selectively activates the SEK1-S APK pathway and the MKK 3ZMAPKK6-p38 pathway.
- ASK1 The biological activity of ASK1 was examined by using a mink lung epithelial cell line (MvI Lu) in which the expression plasmid based on the metallothionein promoter was stably transfected.
- MvI Lu mink lung epithelial cell line
- a metallothionein-inducible promoter system was used.
- ASK1 and ASK1 (K709R) cDNA were converted to pMEP4 vector
- ASK1 has any effect on cell proliferation.
- Mv LLU cells stably Toransufuweku preparative with and incubated for 16 hours with 1% ⁇ shea womb] 3 ⁇ 4Jfil Kiyoshi (FB S) and MEM medium containing Z n C 1 2 of ⁇ illustrated. Thereafter, the cells were pulse-labeled with [ 3 H] thymidine for 1 hour, and the [ 3 H] release it activity incorporated into DNA was measured by a liquid scintillation counter. The results were as shown in FIG.
- each cell extract was prepared using c-Jun as a substrate protein in order to measure the activity of S APK.
- the polyacrylamide containing gel was subjected to an assay for in-gel kinase detection (in-gel kinase assay).
- Endogenous SAP K and p38 were also found to be activated in correlation with ASK1 activity.
- Cytoplasmic shrinkage and cellular condensation were found to be induced (data not shown). Such morphological changes occur in cells expressing ASK1 (K709)! Not done. Cells, 100 M ZnC 1 2 the presence of or under ⁇ standing, and incubated MEM and 26 hours with 1% FBS. Apot Cytoplasmic shrinkage and cellular condensation, which are typical features of cells undergoing one cis, were most pronounced after vigorous, long-term induction (26 hours) (Fig. 11, upper panel).
- ASK1 induces cell death by apoptosis I *, in situ staining of cells by terminal deoxynucleotidyl transferase mediated dUTP nick end labeling (TUNE L) method (FIG. 11, bottom) and genomic DNA fragmentation.
- TUNE L terminal deoxynucleotidyl transferase mediated dUTP nick end labeling
- TNFa activated ASK1 activity within 5 minutes after stimulation in ASK-1 transfected Mv ILu cells (upper and lower panels in FIG. 13). ASK1 activation by TNFa was observed in a dose-dependent manner (FIG. 14).
- 293 cells and A673 cells not transfected with ASK1 were treated with 100 ngml of TNF- ⁇ . As a result, it is well known that apoptosis is induced by TNF- ⁇ (data not shown).
- Various types of cells namely, human 293 fetal 1 g gland cells, A673 rhabdomyosarcoma (
- ASK1 was transiently transfected into 293 cells (FIG. 15) or Jurkat T cells (FIG. 16). Specifically, experiment according to the method described below! I did. 293 cells (2 ⁇ 10 D ) were transiently transfected with 2 ⁇ g of pcDNA3 control vector or pCDNA3-A SKI (K709R) using Tfx-50 (Promega) according to the manufacturer's protocol. The sex was transfected. Eight hours after transfection, cells were treated with TNF-a (100 ng / ml) for 16 hours in the presence or absence of 300 nM actinomycin D (ActD). Apoptotic cells released from the culture plate were collected, total DNA was isolated, and analyzed by 2% agarose gel electrophoresis (Figure 15).
- pHok-1 plasmid (lnviogeii) by DMR IE-C reagent (Life Technologies).
- pHo ok-1 plasmid encodes a single-chain antibody fusion protein against the nopten h0X (4-ethoxymethyIene-2-plienyI-2-oiazoIin-5-one). I have. Therefore, the ability to selectively isolate the transfected cells by using the magnetic beads coated with Ph0X is the key feature.
- the reaction was performed with Tris—HC 1 (pH 7.5), 1 OmM EDTA, 0.5% Triton X—100).
- the resulting lysate was incubated with 0.2 mg of proteinase K and 0.1 mgZml of RNaseN for 1 hour at 42 ° C. Thereafter, the DNA was extracted with ethanol and then purified by phenol Z-cloth form extraction. The extracted cytoplasmic DNA was analyzed by 2% agarose gel electrophoresis ( Figure 16).
- Val Leu Lys lie Ser Asp Phe Gly Thr Ser Lys Arg Leu Ala Gly He
- Sequence type nucleic acid
- Arg lie Arg Gin Arg Val Asp Asn lie Glu Val Leu Thr Ala Asp He
- GGT CGA ATC TAC AAA GAT ATG TTT TTG GAC TCT AAT TTC ACG GAC ACT 1494
- AAG CAT TTT GTG AAA CTG ACC ACA GAA CAG CCT GTG GCC
- GAG AAT GGT TTC ATT AAA ATC TTC ATG GAG CAG GTC CCT GGA GGA AGT 2550
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Application Number | Priority Date | Filing Date | Title |
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AU25763/97A AU2576397A (en) | 1996-04-19 | 1997-04-18 | Apoptosis inducing protein and gene encoding the same |
US09/171,410 US6194187B1 (en) | 1996-04-19 | 1997-04-18 | Apoptosis-inducing protein and gene encoding the same |
DE69738803T DE69738803D1 (de) | 1996-04-19 | 1997-04-18 | Apoptosis induzierendes protein und dieses kodierendes gen |
EP97917435A EP0896055B1 (en) | 1996-04-19 | 1997-04-18 | Apoptosis inducing protein and gene encoding the same |
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JP8/122320 | 1996-04-19 | ||
JP12232096 | 1996-04-19 | ||
JP24106396A JP3839103B2 (ja) | 1996-04-19 | 1996-08-23 | アポトーシス誘導タンパク質およびそれをコードする遺伝子 |
JP8/241063 | 1996-08-23 |
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US (1) | US6194187B1 (ja) |
EP (1) | EP0896055B1 (ja) |
JP (1) | JP3839103B2 (ja) |
AT (1) | ATE399866T1 (ja) |
AU (1) | AU2576397A (ja) |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2003063905A1 (fr) * | 2002-01-31 | 2003-08-07 | Center For Advanced Science And Technology Incubation, Ltd. | Medicaments preventifs ou remedes pour maladies immunologiques |
WO2004048565A1 (ja) * | 2002-11-22 | 2004-06-10 | Takeda Pharmaceutical Company Limited | アポトーシス関連蛋白質およびその用途 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
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WO1999040912A1 (en) * | 1998-02-11 | 1999-08-19 | The Brigham And Women's Hospital, Inc. | Method of stimulating apoptosis using trichothecene mycotoxins |
US6080546A (en) * | 1999-07-23 | 2000-06-27 | Isis Pharmaceuticals Inc. | Antisense modulation of MEKK5 expression |
US20030224378A1 (en) * | 2001-04-10 | 2003-12-04 | Plowman Gregory D. | Novel human protein kinases and protein kinase-like enzymes |
WO2002038179A1 (fr) * | 2000-11-10 | 2002-05-16 | Kissei Pharmaceutical Co., Ltd. | Preventifs ou remedes de maladies du reticulum endoblastique liees au stress |
AU2003294668A1 (en) * | 2002-09-06 | 2004-04-08 | Institut Curie | Use of inhibitors of compounds involved in the jun kinase (jnk) biochemical cellular pathway for the treatment or diagnosis of liposarcomas |
JP4488720B2 (ja) * | 2002-11-22 | 2010-06-23 | 武田薬品工業株式会社 | アポトーシス関連蛋白質およびその用途 |
US20070167386A1 (en) * | 2003-07-28 | 2007-07-19 | Osaka Industrial Promotion Organization | Remedy for cardiac failure containing ask1 inhibitor as active ingredient and method for screening the same |
JP4659736B2 (ja) * | 2004-04-27 | 2011-03-30 | 武田薬品工業株式会社 | スクリーニング方法 |
WO2005114199A1 (en) * | 2004-05-13 | 2005-12-01 | Bayer Healthcare Ag | Diagnostics and therapeutics for diseases associated with mitogen-activated protein kinase kinase kinase 5 (map3k5) |
WO2009030094A1 (fr) * | 2007-09-06 | 2009-03-12 | Zhejiang University | Fonction et utilisation d'une nouvelle protéine induisant une apoptose associée aux lysosomes contenant les domaines ph et fyve (lapf) |
WO2011041293A1 (en) | 2009-09-30 | 2011-04-07 | Takeda Pharmaceutical Company Limited | Pyrazolo [1, 5-a] pyrimidine derivatives as apoptosis signal-regulating kinase 1 inhibitors |
PL2531501T3 (pl) | 2010-02-03 | 2014-05-30 | Takeda Pharmaceuticals Co | Inhibitory kinazy 1 regulującej sygnał apoptotyczny |
WO2020006429A1 (en) | 2018-06-28 | 2020-01-02 | Hepatikos Therapeutics, Llc | Ask1 isoindolin-1-one inhibitors and methods of use thereof |
-
1996
- 1996-08-23 JP JP24106396A patent/JP3839103B2/ja not_active Expired - Fee Related
-
1997
- 1997-04-18 US US09/171,410 patent/US6194187B1/en not_active Expired - Lifetime
- 1997-04-18 DE DE69738803T patent/DE69738803D1/de not_active Expired - Lifetime
- 1997-04-18 EP EP97917435A patent/EP0896055B1/en not_active Expired - Lifetime
- 1997-04-18 WO PCT/JP1997/001348 patent/WO1997040143A1/ja active IP Right Grant
- 1997-04-18 AT AT97917435T patent/ATE399866T1/de not_active IP Right Cessation
- 1997-04-18 AU AU25763/97A patent/AU2576397A/en not_active Abandoned
Non-Patent Citations (3)
Title |
---|
SCIENCE, Vol. 275, (3 January 1997), pages 90-94. * |
THE JOURNAL OF BIOLOGICAL CHEMISTRY, Vol. 271, No. 10, (08-03-1996), pages 5361-5368. * |
THE JOURNAL OF BIOLOGICAL CHEMISTRY, Vol. 271, No. 49, (06-12-1996), pages 31607-31611. * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003063905A1 (fr) * | 2002-01-31 | 2003-08-07 | Center For Advanced Science And Technology Incubation, Ltd. | Medicaments preventifs ou remedes pour maladies immunologiques |
WO2004048565A1 (ja) * | 2002-11-22 | 2004-06-10 | Takeda Pharmaceutical Company Limited | アポトーシス関連蛋白質およびその用途 |
Also Published As
Publication number | Publication date |
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US6194187B1 (en) | 2001-02-27 |
DE69738803D1 (de) | 2008-08-14 |
EP0896055A2 (en) | 1999-02-10 |
AU2576397A (en) | 1997-11-12 |
ATE399866T1 (de) | 2008-07-15 |
EP0896055B1 (en) | 2008-07-02 |
EP0896055A4 (en) | 2004-05-12 |
JPH1093A (ja) | 1998-01-06 |
JP3839103B2 (ja) | 2006-11-01 |
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