HRP20210696T1 - Poboljšana sredstva za pročišćavanje vode - Google Patents

Poboljšana sredstva za pročišćavanje vode Download PDF

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HRP20210696T1
HRP20210696T1 HRP20210696TT HRP20210696T HRP20210696T1 HR P20210696 T1 HRP20210696 T1 HR P20210696T1 HR P20210696T T HRP20210696T T HR P20210696TT HR P20210696 T HRP20210696 T HR P20210696T HR P20210696 T1 HRP20210696 T1 HR P20210696T1
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bacterial cells
expression vector
tyr1
seq
tyrosinase
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HRP20210696TT
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English (en)
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Gen Larsson
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Ragn-Sells Recycling Ab
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Priority claimed from PCT/EP2016/078065 external-priority patent/WO2017085217A1/en
Application filed by Ragn-Sells Recycling Ab filed Critical Ragn-Sells Recycling Ab
Publication of HRP20210696T1 publication Critical patent/HRP20210696T1/hr

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    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
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    • C12N11/00Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
    • C12N11/16Enzymes or microbial cells immobilised on or in a biological cell
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/34Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • C02F3/342Biological treatment of water, waste water, or sewage characterised by the microorganisms used characterised by the enzymes used
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/34Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • C02F3/348Biological treatment of water, waste water, or sewage characterised by the microorganisms used characterised by the way or the form in which the microorganisms are added or dosed
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N15/00Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
    • C12N15/09Recombinant DNA-technology
    • C12N15/10Processes for the isolation, preparation or purification of DNA or RNA
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
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    • C12N9/00Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/0004Oxidoreductases (1.)
    • C12N9/0055Oxidoreductases (1.) acting on diphenols and related substances as donors (1.10)
    • C12N9/0057Oxidoreductases (1.) acting on diphenols and related substances as donors (1.10) with oxygen as acceptor (1.10.3)
    • C12N9/0059Catechol oxidase (1.10.3.1), i.e. tyrosinase
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12YENZYMES
    • C12Y110/00Oxidoreductases acting on diphenols and related substances as donors (1.10)
    • C12Y110/03Oxidoreductases acting on diphenols and related substances as donors (1.10) with an oxygen as acceptor (1.10.3)
    • C12Y110/03001Catechol oxidase (1.10.3.1), i.e. tyrosinase
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/20Heavy metals or heavy metal compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/34Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
    • C02F2103/343Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the pharmaceutical industry, e.g. containing antibiotics
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/08Aerobic processes using moving contact bodies
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1236Particular type of activated sludge installations
    • C02F3/1268Membrane bioreactor systems
    • C02F3/1273Submerged membrane bioreactors
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    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2319/00Fusion polypeptide
    • 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

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  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
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  • Water Treatment By Sorption (AREA)

Claims (18)

1. Ekspresijski vektor za ekspresiju tirozinaze (Tyr1) koji treba biti izložen na površini bakterijske stanice, pri čemu navedeni ekspresijski vektor sadrži ekspresijsku kasetu koja kodira tirozinazu (Tyr1) kao putnika u sustavu beta-autotransportera tipa V, pri čemu navedena tirozinaza (Tyr1) sadrži aminokiselinski slijed SEQ ID NO: 1 kada se eksprimira.
2. Ekspresijski vektor prema zahtjevu 1, pri čemu je navedena tirozinaza (Tyr1) kodirana slijedom nukleinske kiseline koji sadrži SEQ ID NO: 2 ili slijedom koji ima barem 80 %, kao što je 85, 90 ili 95 % jednakosti sa SEQ ID NO: 2.
3. Ekspresijski vektor prema bilo kojem prethodnom zahtjevu, pri čemu navedena ekspresijska kaseta kodira protein koji je tirozinaza (Tyr1) kao putnik u sustavu beta-autotransportera AIDA (engl. “Adhesin Involved in Diffuse Adherence”, adhezin uključen u difuzno pridržavanje) tipa V, kao što je sustav beta-autotransportera AIDA-I tipa V (SEQ ID NO: 3) ili kodira protein koji ima barem 95 % jednakosti sa SEQ ID NO: 3.
4. Ekspresijski vektor prema zahtjevu 3, pri čemu je protein kodiran slijedom nukleinske kiseline koji sadrži SEQ ID NO: 5 ili slijedom koji ima barem 80 % jednakosti, kao što je 85 %, 90 % ili 95 % jednakosti sa SEQ ID NO: 5.
5. Ekspresijski vektor prema bilo kojem od zahtjeva 1 – 4, pri čemu je navedeni ekspresijski vektor pAIDA1-Tyr1 (SEQ ID NO: 4) ili ekspresijski vektor koji ima barem 80 % jednakosti slijeda s istim, kao što je 85 %, 90 % ili 95 % jednakosti sa slijedom SEQ ID NO: 4.
6. Stanica domaćina koja sadrži ekspresijski vektor prema bilo kojem od zahtjeva 1 – 5, poput stanice E.coli, kao što je soj E.coli K12, najbolje E.coli 0:17K12∆OmpT.
7. Postupak za proizvodnju jedne ili više bakterijskih stanica, barem djelomično presvučenih sastavom koji adsorbira kemijske tvari, a da navedeni postupak sadrži sljedeće korake: a) odabir i uzgoj jedne ili više bakterijskih stanica koje sadrže ekspresijski vektor prema bilo kojem od zahtjeva 1 – 5 ili stanicu domaćina prema zahtjevu 6. b) induciranje ekspresije tirozinaze (Tyr1) iz navedenog ekspresijskog vektora kako bi se omogućilo izlaganje navedene tirozinaze (Tyr1) na površini navedene jedne ili više bakterijskih stanica, c) dodavanje odgovarajuće količine tirozina ili njegovog funkcionalnog ekvivalenta navedenoj jednoj ili više bakterijskih stanica kako bi se omogućilo stvaranje navedenog sastava koji adsorbira kemijske tvari barem djelomično na površini navedene jedne ili više bakterijskih stanica, i nakon toga d) pribavljanje stanica iz koraka c).
8. Postupak prema zahtjevu 7, pri čemu se uzgoj stanica izvodi pri pH od oko 7 – 8, kao što je pri približno pH 7,5, a po izboru pri čemu se induciranje u koraku b) izvodi dodavanjem IPTG-a ili laktoze u kulturu bakterijskih stanica, na primjer u količini od oko 200 µM IPTG-a po indukciji.
9. Postupak prema bilo kojem od zahtjeva 7 – 8, pri čemu se ekspresija tirozinaze (Tyr1) može nastaviti tijekom barem dvije generacije stanica nakon induciranja u koraku b), kao na primjer 2, 3, 4, 5, ili 6 generacija.
10. Postupak prema bilo kojem od zahtjeva 7 – 9, pri čemu je tirozin u obliku praškaste smjese ili je sadržan u vodenoj bazičnoj otopini koja ima pH oko 9 – 12, na primjer otprilike pH 10.
11. Postupak prema bilo kojem od zahtjeva 7 – 10, pri čemu sastav koji adsorbira kemijske tvari sadrži melanin i/ili njegov funkcionalni ekvivalent.
12. Postupak prema bilo kojem od zahtjeva 7 – 11, pri čemu kemijska tvar sadrži farmaceutsku tvar ili jedan ili više proizvoda razgradnje ili jedan ili više spojeva teških metala.
13. Jedna ili više bakterijskih stanica, barem djelomično presvučenih sastavom koji adsorbira kemijske tvari, a koji se može dobiti postupkom prema bilo kojem od zahtjeva 7 – 12.
14. Upotreba jedne ili više bakterijskih stanica, barem djelomično presvučenih sastavom koji adsorbira kemijske tvari prema zahtjevu 13, za uklanjanje jedne ili više kemijskih tvari iz vode, kao što je otpadna voda.
15. Upotreba prema zahtjevu 14, pri čemu su navedena jedna ili više bakterijskih stanica suspendirane u otopini ili prisutne u biofilmu, po izboru gdje se navedeni biofilm nalazi na čvrstom nosaču, kao što je stacionarni čvrsti nosač ili pokretni čvrsti nosač.
16. Uređaj, kao što je MBR (engl. “Membrane Bioreactor”, membranski bioreaktor), koji sadrži jednu ili više bakterijskih stanica prema zahtjevu 13, suspendirane u otopini.
17. Uređaj, kao što je MBBR (engl. “Moving bed biofilm reactor”, reaktor s biofilmom s pomičnim slojem), koji sadrži jednu ili više bakterijskih stanica prema zahtjevu 13, koje se nalaze u biofilmu na čvrstom nosaču.
18. Postupak za uklanjanje jedne ili više kemijskih tvari iz vode, poput otpadnih voda, koji sadrži korake: a) Osiguravanje jedne ili više bakterijskih stanica prema zahtjevu 13, ili biofilm koji sadrži navedenu jednu ili više bakterijskih stanica, b) Omogućavanje prolaska vode kroz jednu ili više bakterijskih stanica ili navedeni biofilm koji sadrži navedenu jednu ili više bakterijskih stanica, adsorbirajući pritom sve kemijske tvari prisutne u toj vodi, c) Uklanjanje svih adsorbiranih kemijskih tvari iz jedne ili više bakterijskih stanica ili biofilma koji sadrži navedenu jednu ili više bakterijskih stanica, ispiranjem vodenim pripravkom kiselog pH, da bi se nakon toga omogućila ponovna upotreba jedne ili više bakterijskih stanica ili biofilma koji sadrži navedenu jednu ili više bakterijskih stanica i nakon toga d) Po želji ponavljanje koraka b) i c).
HRP20210696TT 2015-11-20 2021-05-05 Poboljšana sredstva za pročišćavanje vode HRP20210696T1 (hr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE1530178 2015-11-20
SE1530180A SE540415C2 (en) 2015-11-20 2015-11-25 Bacterial cells expressing tyrosinase (Tyr 1) for use in water purification
PCT/EP2016/078065 WO2017085217A1 (en) 2015-11-20 2016-11-17 Improved means for water purification
EP16802001.4A EP3377619B1 (en) 2015-11-20 2016-11-17 Improved means for water purification

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EP (1) EP3377619B1 (hr)
DK (1) DK3377619T3 (hr)
ES (1) ES2866075T3 (hr)
HR (1) HRP20210696T1 (hr)
SE (1) SE540415C2 (hr)

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CN113373077B (zh) * 2021-02-07 2023-02-07 南宁海关技术中心 一种氯霉素高效降解菌、高效降解菌剂及其应用

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EP3377619A1 (en) 2018-09-26
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SE540415C2 (en) 2018-09-11
DK3377619T3 (da) 2021-04-26
SE1530180A1 (en) 2017-05-21

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