RASA CONTAINS A POLYMORPHIC MICROSATELLITE AND MAPS TO BOVINE SYNTENIC GROUP-U22 ON CHROMOSOME-7Q2.4-QTER

被引:16
作者
EGGEN, A [1 ]
SOLINASTOLDO, S [1 ]
DIETZ, AB [1 ]
WOMACK, JE [1 ]
STRANZINGER, G [1 ]
FRIES, R [1 ]
机构
[1] TEXAS A&M UNIV SYST,DEPT FAR EASTERN HIST,COLL STN,TX 77843
关键词
D O I
10.1007/BF00350621
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 bovine gene for the p21ras protein activator (RASA) includes in its 5' untranslated region a (TG)n repeat. Analysis of this (TG)n repeat by PCR amplification of genomic DNA revealed a four-allele polymorphism. A cDNA probe was used to assign RASA to the region 2.4-qter of bovine Chromosome (Chr) 7 by in situ hybridization. PCR analysis of a panel of somatic hybrid lines allowed the assignment of RASA to the unassigned syntenic group 22 (U22) and thus localizes U22 on Chr 7.
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页码:559 / 563
页数:5
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