[发明专利]生产腈水化酶的方法无效
申请号: | 91101323.7 | 申请日: | 1991-02-28 |
公开(公告)号: | CN1054639C | 公开(公告)日: | 2000-07-19 |
发明(设计)人: | 别府辉彦;山田秀明;长泽透;堀之内末治;西山真 | 申请(专利权)人: | 三菱人造丝株式会社;别府辉彦;山田秀明 |
主分类号: | C12N15/52 | 分类号: | C12N15/52;C12N9/00;C12P21/02;C12P19/34;C12P13/02 |
代理公司: | 中国专利代理(香港)有限公司 | 代理人: | 汪洋 |
地址: | 日本*** | 国省代码: | 暂无信息 |
权利要求书: | 查看更多 | 说明书: | 查看更多 |
摘要: | 本发明公开了由玫瑰色红球菌J-1产生的两种腈水化酶的α-和β-亚单位的氨基酸顺序和核苷酸顺序。将编码腈水化酶的DNA片段插入表达载体并将该重组载体用于转化。转化株与常规用的微生物相比含有基因的更多拷贝和能生产更大量的腈水化酶。 | ||
搜索关键词: | 生产 水化 方法 | ||
【主权项】:
1.一种生产腈水化酶的方法,该方法包括培养用重组DNA转化的转化株,并从培养物中回收腈水化酶,所述重组DNA包括位于载体中的编码具有腈水化酶活性的多肽的DNA(H)或DNA(L)片段,所述多肽含有下列α(H)亚单位和β(H)亚单位,或α(L)亚单位和β(L)亚单位:α(H)亚单位:51015MetSerGluHisValAsnLysTyrThrGluTyrGluAlaArgThr202530LysAlaIleGluThrLeuLeuTyrGluArgGlyLeuIleThrPro354045AlaAlaValAspArgValValSerTyrTyrGluAsnGluIleGly505560ProMetGlyGlyAlaLysValValAlaLysSerTrpValAspPro657075GluTyrArgLysTrpLeuGluGluAspAlaThrAlaAlaMetAla808590SerLeuGlyTyrAlaGlyGluGlnAlaHisGlnIleSerAlaVal95100105PheAsnAspSerGlnThrHisHisValValValCysThrLeuCys110115120SerCysTyrProTrpProValLeuGlyLeuProProAlaTrpTyr125130135LysSerMetGluTyrArgSerArgValValAlaAspProArgGly140145150ValLeuLysArgAspPheGlyPheAspIleProAspGluValGlu155160165ValArgValTrpAspSerSerSerGluIleArgTyrIleValIle170175180ProGluArgProAlaGlyThrAspGlyTrpSerGluGluGluLeu185190195ThrLysLeuValSerArgAspSerMetIleGlyValSerAsnAla200LeuThrProGlnGluValIleValβ(H)亚单位:51015MetAspGlyIleHisAspThrGlyGlyMetThrGlyTyrGlyPro202530ValProTyrGlnLysAspGluProPhePheHisTyrGluTrpGlu354045GlyArgThrLeuSerIleLeuThrTrpMetHisLeuLysGlyIle505560SerTrpTrpAspLysSerArgPhePheArgGluSerMetGlyAsn657075GluAsnTyrValAsnGluIleArgAsnSerTyrTyrThrHisTrp808590LeuSerAlaAlaGluArgIleLeuValAlaAspLysIleIleThr95100105GluGluGluArgLysHisArgValGlnGluIleLeuGluGlyArg110115120TyrThrAspArgLysProSerArgLysPheAspProAlaGlnIle125130135GluLysAlaIleGluArgLeuHisGluProHisSerLeuAlaLeu140145150ProGlyAlaGluProSerPheSerLeuGlyAspLysIleLysVal155160165LysSerMetAsnProLeuGlyHisThrArgCysProLysTyrVal170175180ArgAsnLysIleGlyGluIleValAlaTyrHisGlyCysGlnIle185190195TyrProGluSerSerSerAlaGlyLeuGlyAspAspProArgPro200205210LeuTyrThrValAlaPheSerAlaGlnGluLeuTrpGlyAspAsp215220225GlyAsnGlyLysAspValValCysValAspLeuTrpGluProTyrLeuIleSerAlaα(L)亚单位:51015MetThrAlaHisAsnProValGlnGlyThrLeuProArgSerAsn202530GluGluIleAlaAlaArgValLysAlaMetGluAlaIleLeuVal354045AspLysGlyLeuIleSerThrAspAlaIleAspHisMetSerSer505560ValTyrGluAsnGluValGlyProGlnLeuGlyAlaLysIleVal657075AlaArgAlaTrpValAspProGluPheLysGlnArgLeuLeuThr808590AspAlaThrSerAlaCysArgGluMetGlyValGlyGlyMetGln95100105GlyGluGluMetValValLeuGluAsnThrGlyThrValHisAsn110115120MetValValCysThrLeuCysSerCysTyrProTrpProValLeu125130135GlyLeuProProAsnTrpTyrLysTyrProAlaTyrArgAlaArg140145150AlaValArgAspProArgGlyValLeuAlaGluPheGlyTyrThr155160165ProAspProAspValGluIleArgIleTrpAspSerSerAlaGlu170175180LeuArgTyrTrpValLeuProGlnArgProAlaGlyThrGluAsn185190195PheThrGluGluGlnLeuAlaAspLeuValThrArgAspSerLeu200205IleGlyValSerValProThrThrProSerLysAlaβ(L)亚单位:51015MetAspGlyIleHisAspLeuGlyGlyArgAlaGlyLeuGlyPro202530IleLysProGluSerAspGluProValPheHisSerAspTrpGlu354045ArgSerValLeuThrMetPheProAlaMetAlaLeuAlaGlyAla505560PheAsnLeuAspGlnPheArgGlyAlaMetGluGlnIleProPro657075HisAspTyrLeuThrSerGlnTyrTyrGluHisTrpMetHisAla808590MetIleHisHisGlyIleGluAlaGlyIlePheAspSerAspGlu95100105LeuAspArgArgThrGlnTyrTyrMetAspHisProAspAspThr110115120ThrProThrArgGlnAspProGlnLeuValGluThrIleSerGln125130135LeuIleThrHisGlyAlaAspTyrArgArgProThrAspThrGlu140145150AlaAlaPheAlaValGlyAspLysValIleValArgSerAspAla155160165SerProAsnThrHisThrArgArgAlaGlyTyrValArgGlyArg170175180ValGlyGluValValAlaThrHisGlyAlaTyrValPheProAsp185190195ThrAsnAlaLeuGlyAlaGlyGluSerProGluHisLeuTyrThr200205210ValArgPheSerAlaThrGluLeuTrpGlyGluProAlaAlaPro215220225AsnValValAsnHisIleAspValPheGluProTyrLeuLeuProAla
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