SCREENING FOR MICROORGANISMS HAVING POLY(GAMMA-GLUTAMIC ACID) ENDOHYDROLASE ACTIVITY AND THE ENZYME-PRODUCTION BY MYROTHECIUM SP TM-4222

被引:13
作者
TANAKA, T
YAGUCHI, T
HIRUTA, O
FUTAMURA, T
UOTANI, K
SATOH, A
TANIGUCHI, M
OI, S
机构
[1] MEIJI SEIKA KAISHA LTD, PHARMACEUT RES CTR, KOHOKU KU, YOKOHAMA 222, JAPAN
[2] MEIJI SEIKA KAISHA LTD, PHARMACEUT TECHNOL LABS, ODAWARA 250, JAPAN
关键词
D O I
10.1271/bbb.57.1809
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
A screening was designed to isolate microorganisms having poly(gamma-glutamic acid) (PGA) endohydrolase activity. Of the strains screened, TM-4222, from a soil sample, showed the highest viscosity decrement ability on PGA. It was identified to be a Myrothecium sp. The fungal production of the enzyme was slightly promoted with yeast extract and greatly promoted with both yeast extract and PGA. The fungus was evaluated to produce PGA hydrolase of an endo-type specificity by analyzing of the reaction products.
引用
收藏
页码:1809 / 1810
页数:2
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