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某些酶抑制剂的降解与处置。科学笔记。

Degradation and disposal of some enzyme inhibitors. Scientific note.

作者信息

Lunn G, Sansone E B

机构信息

Program Resources, Inc./DynCorp, Environmental Control and Research Program, NCI-Frederick Cancer Research and Development Center, MD 21702-1201.

出版信息

Appl Biochem Biotechnol. 1994 Aug;48(2):57-9. doi: 10.1007/BF02796162.

DOI:10.1007/BF02796162
PMID:7944352
Abstract

Five enzyme inhibitors (phenylmethylsulfonyl fluoride, 4-amidinophenylmethanesulfonyl fluoride, 4-(2-aminoethyl)benzenesulfonyl fluoride, N alpha-p-tosyl-L-lysine chloromethyl ketone, and N-tosyl-L-phenylalanine chloromethyl ketone) in buffer, DMSO, or stock solutions were completely degraded by adding 1M NaOH and the final reaction mixtures were not mutagenic. The stability of these compounds decreased as the pH increased.

摘要

在缓冲液、二甲基亚砜或储备溶液中的五种酶抑制剂(苯甲基磺酰氟、4-脒基苯甲磺酰氟、4-(2-氨基乙基)苯磺酰氟、Nα-对甲苯磺酰-L-赖氨酸氯甲基酮和N-对甲苯磺酰-L-苯丙氨酸氯甲基酮)通过加入1M氢氧化钠被完全降解,最终反应混合物无致突变性。这些化合物的稳定性随pH升高而降低。

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2
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本文引用的文献

1
(p-Amidinophenyl)methanesulfonyl fluoride, an irreversible inhibitor of serine proteases.(对脒基苯基)甲磺酰氟,一种丝氨酸蛋白酶的不可逆抑制剂。
Biochemistry. 1980 Oct 14;19(21):4859-64. doi: 10.1021/bi00562a024.
2
Decontamination of aqueous solutions of biological stains.生物染色剂水溶液的去污处理。
Biotech Histochem. 1991;66(6):307-15. doi: 10.3109/10520299109109992.
3
Inactivation of the protease inhibitor phenylmethylsulfonyl fluoride in buffers.缓冲液中蛋白酶抑制剂苯甲基磺酰氟的失活
Anal Biochem. 1978 Jun 1;86(2):574-9. doi: 10.1016/0003-2697(78)90784-4.