CN114787195A - 一种肝素酶iii的制备方法 - Google Patents

一种肝素酶iii的制备方法 Download PDF

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CN114787195A
CN114787195A CN201980102778.4A CN201980102778A CN114787195A CN 114787195 A CN114787195 A CN 114787195A CN 201980102778 A CN201980102778 A CN 201980102778A CN 114787195 A CN114787195 A CN 114787195A
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dialysis
tris
cacl
nacl
heparinase
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CN114787195B (zh
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李锂
林森茂
邓利容
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Shenzhen Techdow Pharmaceutical Co ltd
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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K19/00Hybrid peptides, i.e. peptides covalently bound to nucleic acids, or non-covalently bound protein-protein complexes
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    • 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
    • C12N9/14Hydrolases (3)
    • C12N9/24Hydrolases (3) acting on glycosyl compounds (3.2)
    • C12N9/2402Hydrolases (3) acting on glycosyl compounds (3.2) hydrolysing O- and S- glycosyl compounds (3.2.1)
    • C12N9/2405Glucanases
    • C12N9/2434Glucanases acting on beta-1,4-glucosidic bonds
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    • C12N9/00Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/88Lyases (4.)
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    • 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
    • C12Q1/527Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving lyase

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
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Abstract

一种肝素酶III的制备方法,包括以下步骤:将肝素黄杆菌破碎离心后所得上清液进行硫酸铵沉淀,沉淀物溶解后透析;上样SP柱,以20‑30mM Tris‑HCl缓冲液平衡,相同缓冲液中0‑0.5M NaCl线性洗脱,收集肝素酶活性组分,透析;上样SP柱,以含0.05‑0.2M NaCl的50mMTris‑HCl缓冲液洗脱,收集肝素酶活性组分,透析;上样SP柱,含0.3%肝素的50mM Tris‑HCl缓冲液等度洗脱,收集肝素酶活性组分,透析;上样SP柱,以含0.055M NaCl的50mM Tris‑HCl溶液等度洗脱,收集肝素酶活性组分,浓缩得到肝素酶III。

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PCT国内申请,说明书已公开。

Claims (15)

  1. PCT国内申请,权利要求书已公开。
CN201980102778.4A 2019-12-27 2019-12-27 一种肝素酶iii的制备方法 Active CN114787195B (zh)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5169772A (en) * 1988-06-06 1992-12-08 Massachusetts Institute Of Technology Large scale method for purification of high purity heparinase from flavobacterium heparinum
CN1429913A (zh) * 2001-12-30 2003-07-16 中国科学院微生物研究所 一种用肝素酶生产肝素寡糖的方法
CN1670187A (zh) * 2005-03-28 2005-09-21 国家海洋局第三海洋研究所 一种碱性低温蛋白酶及其制备方法
CN102286448A (zh) * 2011-08-22 2011-12-21 深圳市海普瑞药业股份有限公司 一种肝素黄杆菌肝素酶i、ii、iii的制备方法
CN104593347A (zh) * 2015-03-05 2015-05-06 深圳市海普瑞药业股份有限公司 来自Sphingobacterium daejeonense的肝素酶及其制备和应用

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5389539A (en) * 1992-11-30 1995-02-14 Massachusetts Institute Of Technology Purification of heparinase I, II, and III from Flavobacterium heparinum
US5681733A (en) * 1994-06-10 1997-10-28 Ibex Technologies Nucleic acid sequences and expression systems for heparinase II and heparinase III derived from Flavobacterium heparinum
CN101942025B (zh) * 2010-08-20 2012-07-04 清华大学 一种肝素酶ⅲ融合蛋白及其编码基因与表达方法
CN104630197A (zh) * 2015-01-28 2015-05-20 深圳市海普瑞药业股份有限公司 一种来自脑膜脓毒性金黄杆菌的肝素酶及其制备和应用

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5169772A (en) * 1988-06-06 1992-12-08 Massachusetts Institute Of Technology Large scale method for purification of high purity heparinase from flavobacterium heparinum
CN1429913A (zh) * 2001-12-30 2003-07-16 中国科学院微生物研究所 一种用肝素酶生产肝素寡糖的方法
CN1670187A (zh) * 2005-03-28 2005-09-21 国家海洋局第三海洋研究所 一种碱性低温蛋白酶及其制备方法
CN102286448A (zh) * 2011-08-22 2011-12-21 深圳市海普瑞药业股份有限公司 一种肝素黄杆菌肝素酶i、ii、iii的制备方法
CN104593347A (zh) * 2015-03-05 2015-05-06 深圳市海普瑞药业股份有限公司 来自Sphingobacterium daejeonense的肝素酶及其制备和应用
US20180051270A1 (en) * 2015-03-05 2018-02-22 Shenzhen Hepalink Pharmaceutical Group Co., Ltd. Heparinases obtained from sphingobacterium daejeonense, preparation therefor and application thereof

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CN114787195B (zh) 2024-01-12

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