CLONING AND MAPPING OF THE CYS4 GENE OF SACCHAROMYCES-CEREVISIAE

被引:11
作者
ONO, B [1 ]
HEIKE, C [1 ]
YANO, Y [1 ]
INOUE, T [1 ]
NAITO, K [1 ]
NAKAGAMI, S [1 ]
YAMANE, A [1 ]
机构
[1] WAKUNAGA PHARMACEUT CO LTD,INST BIOTECHNOL RES,KODA,HIROSHIMA 72964,JAPAN
关键词
SACCHAROMYCES-CEREVISIAE; CYSTEINE BIOSYNTHETIC; CYS4; MAPPING;
D O I
10.1007/BF00351684
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
A DNA fragment containing the CYS4 gene of Saccharomyces cerevisiae was isolated from a genomic library. The cloned fragment hybridized to the transverse-alternating-field-electrophoresis band corresponding to chromosomes VII and XV. According to the 2-mu-m DNA chromosome-loss procedure, the cys2 and cys4 mutations, which are linked together and co-operatively confer cysteine dependence, were assigned to chromosome VII. By further mapping involving tetrad analysis, the cys2-cys4 pair was localized between SUP77 (SUP166) and ade3 on the right arm of chromosome VII.
引用
收藏
页码:285 / 289
页数:5
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