发明授权
US5141862A Method of purifying tpa or plasminogen activator using a tripeptide of the formula: -X-Y-argininal wherein X and Y are selected from the group consisting of pro,phe,trp and tyr 失效
使用下式的三肽纯化tpa或纤溶酶原激活物的方法:-X-Y-精氨酸,其中X和Y选自由pro,phe,trp和tyr组成的组

  • 专利标题: Method of purifying tpa or plasminogen activator using a tripeptide of the formula: -X-Y-argininal wherein X and Y are selected from the group consisting of pro,phe,trp and tyr
  • 专利标题(中): 使用下式的三肽纯化tpa或纤溶酶原激活物的方法:-X-Y-精氨酸,其中X和Y选自由pro,phe,trp和tyr组成的组
  • 申请号: US510333
    申请日: 1990-04-17
  • 公开(公告)号: US5141862A
    公开(公告)日: 1992-08-25
  • 发明人: Arun PatelA. Hirotoshi Nishikawa
  • 申请人: Arun PatelA. Hirotoshi Nishikawa
  • 申请人地址: PA Philadelphia
  • 专利权人: SmithKline Beecham Corporation
  • 当前专利权人: SmithKline Beecham Corporation
  • 当前专利权人地址: PA Philadelphia
  • 主分类号: C12N9/72
  • IPC分类号: C12N9/72
Method of purifying tpa or plasminogen activator using a tripeptide of
the formula: -X-Y-argininal wherein X and Y are selected from the group
consisting of pro,phe,trp and tyr
摘要:
A method for purifying tPA or a plasminogen activator having an active site resembling that of tPA from an impure solution thereof which comprises contacting the impure solution with a solid support having bound thereto a tripeptide of the formula: -X-Y-argininal, wherein X and Y are amino acids selected from the group consisting of pro, phe, trp and tyr. The method is also used with a tripeptide of the formula: -phe-Y-argininal, wherein Y is selected from the group consisting of phe, pro, trp, tyr, val, ile and glu(PEA).
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