A DROSOPHILA GENE THAT IS HOMOLOGOUS TO A MAMMALIAN GENE ASSOCIATED WITH TUMOR-METASTASIS CODES FOR A NUCLEOSIDE DIPHOSPHATE KINASE

被引:361
作者
BIGGS, J [1 ]
HERSPERGER, E [1 ]
STEEG, PS [1 ]
LIOTTA, LA [1 ]
SHEARN, A [1 ]
机构
[1] NCI,PATHOL LAB,BETHESDA,MD 20892
基金
美国国家卫生研究院;
关键词
D O I
10.1016/0092-8674(90)90496-2
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
The product of the abnormal wing discs (awd) gene of Drosophila is 78% identical to the product of the nm23 gene of mammais, which is differentially expressed in certain metastatic tumors. We present evidence that the awd gene codes for a nucleoside diphosphate kinase (NDP kinase) and that this Awd/NDP kinase is microtubule associated. Neuroblasts in Drosophila larvae homozygous for a null mutation in the awd gene are arrested in metaphase, indicating that microtubule-associated Awd/NDP kinase plays a critical role in spindle microtubule polymerization. © 1990.
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页码:933 / 940
页数:8
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