Process for the preparation of cholesterol oxidase
    1.
    发明授权
    Process for the preparation of cholesterol oxidase 失效
    胆固醇氧化酶的制备方法

    公开(公告)号:US4008127A

    公开(公告)日:1977-02-15

    申请号:US633997

    申请日:1975-11-20

    IPC分类号: C07J9/00 C12N9/04 C12D13/10

    摘要: Cholesterol oxidase which oxidizes cholesterol with oxygen to give cholestenone and hydrogen peroxide, is prepared by culturing Nocardia erthropolis ATCC 17895, Nocardia erthropolis ATCC 4277, Nocardia formica ATCC 14811 or Proactinomyce erythropolis NCIB 9158 first on a peptone-containing mineral salt medium and thereafter on at least one sterol compound as the sole source of carbon, and then isolating the cholesterol oxidase formed from the cultured micro-organism, wherein said sterol compound is of the formula ##STR1## in which R.sub.1 and R.sub.2 are hydrogen or together represent a double bond,R.sub.3 and R.sub.4 are hydrogen or together represent a double bond, andR.sub.5 is hydrogen or alkyl containing up to 3 carbon atoms.

    摘要翻译: 首先通过在含蛋白胨的矿物盐介质上培养诺卡氏菌霍奇金菌ATCC 17895,诺卡氏菌诺卡氏菌诺丝诺菌ATCC 4277,诺卡氏菌ATCC 14811或Proactinomyce erythropolis NCIB 9158来制备胆固醇氧化胆固醇以产生胆碱酯酶和过氧化氢的胆固醇氧化酶, 至少一种固醇化合物作为唯一的碳源,然后分离由培养的微生物形成的胆固醇氧化酶,其中所述甾醇化合物具有式(I),其中R 1和R 2是氢或一起代表 双键,R 3和R 4是氢或一起表示双键,并且R 5是氢或含有至多3个碳原子的烷基。

    Hydroxy-succinimide ester compounds
    5.
    发明授权
    Hydroxy-succinimide ester compounds 失效
    羟基 - 琥珀酰亚胺酯化合物

    公开(公告)号:US4248786A

    公开(公告)日:1981-02-03

    申请号:US19017

    申请日:1979-03-08

    CPC分类号: C07D207/46 C08F20/36

    摘要: New hydroxy-succinimide ester compounds of the formula ##STR1## wherein X is selected from a carboxy-succinimide ester group and radicals of the general formulae: ##STR2## A is -O-CH.sub.2 -CH.sub.2 when n is 2 and X is a succinimide ester group but otherwise is a single bond;n is a whole number of from 2 to 7;m is 1, 2, 3 or 4,R is hydrogen, methyl, or cyanide; andR' is methyl or ethyl.have been found outstandingly useful as bridge-building compounds for linking proteins, especially biologically active proteins, to solid or liquid carrier matrix materials, thereby yielding valuable carrier-bound enzymatically active protein compositions.

    摘要翻译: 新的式(I)的羟基 - 琥珀酰亚胺酯化合物,其中X选自羧基琥珀酰亚胺酯基和通式为CONHCH2CH(OR')2 COOCH2CH2NHCON(R')2的基团; 当n是2时,A是-O-CH 2 -CH 2,X是琥珀酰亚胺酯基,但是是单键; n是2到7的整数; m为1,2,3或4,R为氢,甲基或氰基; 和R'是甲基或乙基。 已经被发现作为用于将蛋白质,特别是生物活性蛋白质连接到固体或液体载体基质材料的桥接构建化合物非常有用,从而产生有价值的载体结合的酶活性蛋白质组合物。

    Hydroxy-succinimide ester compounds
    6.
    发明授权
    Hydroxy-succinimide ester compounds 失效
    羟基 - 琥珀酰亚胺酯化合物

    公开(公告)号:US4155914A

    公开(公告)日:1979-05-22

    申请号:US815338

    申请日:1977-07-13

    CPC分类号: C07D207/46 C08F20/36

    摘要: New hydroxy-succinimide ester compounds of the formula ##STR1## wherein X is selected from a carboxy-succinimide ester group and radicals of the general formulae: ##STR2## A is --O--CH.sub.2 --CH.sub.2 when n is 2 and X is a succinimide ester group but otherwise is a single bond;N is a whole number of from 2 to 7;M is 1, 2, 3 or 4,R is hydrogen, methyl, or cyanide; andR' is methyl or ethyl;Have been found outstandingly useful as bridge-building compounds for linking proteins, especially biologically active proteins, to solid or liquid carrier matrix materials, thereby yielding valuable carrier-bound enzymatically active protein compositions.

    摘要翻译: 新的式(I)的羟基 - 琥珀酰亚胺酯化合物,其中X选自羧基琥珀酰亚胺酯基和通式为:CONHCH2CH(OR')2 COOCH2CH2NHCON(R')2的基团; 当n是2时,A是-O-CH 2 -CH 2,X是琥珀酰亚胺酯基,但是是单键; N是2到7的全部数字; M为1,2,3或4,R为氢,甲基或氰基; 和R'是甲基或乙基; 已经被用作连接蛋白质,特别是生物活性蛋白质,固体或液体载体基质材料的桥梁建筑化合物,有效的载体有机化合物活性蛋白质组合物。