CLONING OF A HUMAN CHOLINE KINASE CDNA BY COMPLEMENTATION OF THE YEAST CKI MUTATION

被引:40
作者
HOSAKA, K [1 ]
TANAKA, S [1 ]
NIKAWA, J [1 ]
YAMASHITA, S [1 ]
机构
[1] GUNMA UNIV,SCH MED,DEPT BIOCHEM,MAEBASHI,GUNMA 371,JAPAN
关键词
HUMAN CHOLINE KINASE CDNA; FUNCTIONAL CLONING; YEAST MUTANT;
D O I
10.1016/0014-5793(92)80625-Q
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 human choline kinase cDNA was cloned by complementation of the yeast choline kinase mutation, cki, from a human glioblastoma cDNA expression library. The deduced sequence of the human enzyme comprised 456 amino acids with a calculated relative molecular mass of 52,065. The human enzyme resembled the rat liver enzyme over the entire sequence. It also resembled the yeast enzyme in the carboxy-terminal region, but not much in the amino-terminal region.
引用
收藏
页码:229 / 232
页数:4
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