SU1233806A3 - Способ определени активности сериновой протеазы - Google Patents

Способ определени активности сериновой протеазы Download PDF

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SU1233806A3
SU1233806A3 SU823496751A SU3496751A SU1233806A3 SU 1233806 A3 SU1233806 A3 SU 1233806A3 SU 823496751 A SU823496751 A SU 823496751A SU 3496751 A SU3496751 A SU 3496751A SU 1233806 A3 SU1233806 A3 SU 1233806A3
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derivatives
amino acid
amino
arg
valine
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SU823496751A
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Роджер Зимонссон Лайф
Ари Элли Зало
Эрик Аурелл Лайф
Геран Клэсон Карл
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Кабивитрум Аб (Фирма)
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    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12QMEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/34Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving hydrolase
    • C12Q1/37Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving hydrolase involving peptidase or proteinase
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D237/00Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
    • C07D237/26Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings condensed with carbocyclic rings or ring systems
    • C07D237/30Phthalazines
    • C07D237/32Phthalazines with oxygen atoms directly attached to carbon atoms of the nitrogen-containing ring
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K5/00Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
    • C07K5/04Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing only normal peptide links
    • C07K5/08Tripeptides
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12QMEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q2337/00N-linked chromogens for determinations of peptidases and proteinases
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S530/00Chemistry: natural resins or derivatives; peptides or proteins; lignins or reaction products thereof
    • Y10S530/802Chromogenic or luminescent peptides
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S930/00Peptide or protein sequence
    • Y10S930/01Peptide or protein sequence
    • Y10S930/28Bound to a nonpeptide drug, nonpeptide label, nonpeptide carrier, or a nonpeptide resin

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
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  • General Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Analytical Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Peptides Or Proteins (AREA)

Description

Изобретение относитс  к биохимии, в частности к способу определени  активности сериновой протеазы. .,
Целью изобретени   вл етс  :ювы- шение чзгвствительности способа.,
Способ осуществл ют следующим об- разом.
В энзимеодержаший материал добавл ют субстрат - маркированное вещес- во , содержащее производные амимокис- лот, общей формулы
R, (Aj), -(.-R, где R - водород, ацдл;
А - валин, изолейцин, аланин,
глицин;
А - пролин, фенилаланин, глицш валин, пипеколиновое производное глютаминовой кислоты пироглютаминова  кислота., лейцинS аланин, глютамино™ ва  кислота; сложный метиловый эфир глютаминовой кислоты , аргинин, изолейцин. тирозин;
А - фенилаланин, пролин, лейции серии, глицин, валин. аланин;
А, - аргинин, лизин; RJ - люминол, изолюмикол; п - О или .
Реакцию взаимодействи  протеазы и субстрата провод т в услови х, обеспечивающих оптимальность протекани  реакции дл  данного ;1нзима. В зависимости от степени активности протеазы и концентрации субстрата,, реакцию провод т в течение 055-5 мин
: ггрекращают добазле:- ием кислоты или гцелочи 5 пр -1Бод 1цег о к изме1 ению рН с:редь 5 обеспечивающему прекраще- мие д;1льнейше.й активности протеазы.
Затем коли1-;ество высвободившегос  :чар1 :ера - лЮ М 1Нола или изолюминола, 11Пре:дел ют путем добавлел-:и  окислител : I-J измерени  количества испускаемого при этом света при помощи под- код , приспособлени . При этом количество вы свобождаюшего г аркера линейно пропорционально количеству знаима, поэтому количество света пре,цста.вл ет собой меру дл  активности протеазы.
П р и ; е р I , К раствору, содержащему 100 мк,п урокиназы и 200 мкл 10 И pG7u-Gily Arg-Ts2/-HCt-, добавл ют 800 мкл гРис-буфера с рН 9,0 ионной силой 0,05. Смесь инкубируют при 3 течение 5 мин. Гидролиз субстрата останавливают добавлением 20%-;г1ой уксусной кислотЫ; отбирают 50 среды,, в котором спектрофлуо- рог етрнчески определ ют количество высвободившегос  маркера (изолюмино- па ), которое соответствует 0,01 гдкннцы урокин азы,
П р и е р 2. К раствору согласно npi jwepy , со,держащему в качестве ф&рмкнта тромбинJ добавл ют в качестве субстрата вещества со структурой, п:рИЕе;деннсй В табл. I . Определ ют (.П ГНйзчгльнсе количество фермента (МКЗ). которое возможно вы вить при помощи- используемых субстратов .
Результаты сведены в табл. 1.
Т ,;, б л и п а I
Примечание : Вое - третичный бутилоксикарбонил,
СЬо - карбобензокси, Bz - бензои.п, pGГи - пироглютаминова  кислота.
ts
П р и м е р 3. Повтор ют осущест- с применением сериновых ферментов вление способа, согласно примеру 1, субстратов, согласно табл. 2.
Таблица2
УрокиназаpGhu-Ghy-Arg-IsI
- -pGhu-Ghy-Arg-pNa
ТромбинTos-Phe-Pro-Arg-IsI
- -H-D-Phe-pip-Arg-pNa
ПлазминBoc-Val-Leu-Lys-IsI
- -H-D-Val-Leu-Lys-pNa
Представленные данные показывают, что использование изобретени  (приме- меры , 3, и 5) позвол ет повысить чувствительность способа определени  активности сериновых протеаз в сравнении с известным способом (примеры 2 , 4 и 6 ) .
П р и м е р 4. Повтор ют осущес г- влени  способа, согласно примеру 1, в качестве фермента используют 5,0 10 М трипсина, а в качестве субстратов используют нижеперечисленные :
ВНИИПИ Заказ 2789/60 Тираж 490
Подписное
Произв.-полигр. пр-тие, г. Ужгород, ул. Проектна , 4
Продолжение табл,)
0,01 единицы 0,5 единицы
0,01 10 единицы
3,5 10- единицы
0,02-10 единицы казеина
1 1 О единицы казеина
H-D-VaT-Len-Arg-IsI-2HCr; Cbo-GIy-Pro-Arg-IsI-HCI;
Boc-IIe-GIuCNCjH, )-Cly-Arg-IsI HCl;
H-Phe-Prо-Arg-IsI;
Bz-Arg-Lum-HCJ;
Bz-Arg-IsI HCI; H-D-Leu-Ser-Arg-IsI-2HC ;
Cbo-Cly-Gly-Arg-Lum-AcOH;
Ac-Ala-Pro-Arg-IsI;
Suc-AJa-Pro-Lys-Ist;
H-0-Arg-VaI-Tyr-IsI-2HCl. Количество высвободившегос  маркера соответствует используемой в
опыте концентрации фермента.
Подписное

Claims (1)

  1. СПОСОБ ОПРЕДЕЛЕНИЯ АКТИВНОСТИ СЕРИНОВОЙ ПРОТЕАЗЫ путем взаимодействий энзимсодержащего материала с маркированным веществом, содержащим производные аминокислот, .отличающийся тем, что, в качестве маркированного вещества используют вещество общей формулы ^-(АД -(аД -(АД -A,-R,.
    где R - водород, ацил;
    Aq - валин, изолейцин, аланин, глицин;
    А - пролин, фенилаланин, глицин, валин, пипеколиновое производное глютаминовой кислоты, пироглютаминовая кислота, лейцин, аланин, глютаминовая кислота, сложный метиловый эфир глютаминовой кислоты, аргинин, изолейцин, тирозин;
    А- фенилаланин, пролин, лейцин, <© серин, глицин, валин, аланин ;
    А. - аргинин, Лизин;
    Fг - люминол, изолюминол;
    η ’ - 0 или 1 .
    >
    СМ i 23 3806
SU823496751A 1980-08-25 1982-09-23 Способ определени активности сериновой протеазы SU1233806A3 (ru)

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US (1) US4748116A (ru)
EP (1) EP0046742B1 (ru)
JP (1) JPS57501234A (ru)
AT (1) ATE8130T1 (ru)
DE (1) DE3164437D1 (ru)
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EP0046742A1 (en) 1982-03-03
JPS57501234A (ru) 1982-07-15
EP0046742B1 (en) 1984-06-27
US4748116A (en) 1988-05-31
ATE8130T1 (de) 1984-07-15
WO1982000641A1 (en) 1982-03-04
DE3164437D1 (en) 1984-08-02

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