AMINO-ACID SEQUENCE OF CARDIOTOXIN-ANALOGUE-2 FROM VENOM OF NAJA-NAJA-ATRA

被引:10
作者
KANEDA, N [1 ]
SASAKI, T [1 ]
HAYASHI, K [1 ]
机构
[1] KYOTO UNIV, FAC PHARM SCI, DEPT BIOL CHEM, KYOTO 606, JAPAN
关键词
D O I
10.1016/S0006-291X(76)80176-3
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Cardiotoxin-analogue II was isolated from the venom of N. n. atra (Formosan cobra) in a yield of 4.5% by gel filtration on Sephadex G-50 followed by CM-cellulose chromatography. When injected s.c. in mice, its LD50 was 56 .mu.g/g body weight. It was cytotoxic to Yoshida sarcoma cells [rat] and caused 50% lysis of the cells at a concentration of 7.4 .mu.g/ml. The amino acid sequence was more similar to that of cardiotoxin rather than that of cardiotoxin-analogue I from the same venom.
引用
收藏
页码:1450 / 1455
页数:6
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