THE COMPLETE NUCLEOTIDE-SEQUENCE OF THE ESCHERICHIA-COLI GENE APPA REVEALS SIGNIFICANT HOMOLOGY BETWEEN PH 2.5 ACID-PHOSPHATASE AND GLUCOSE-1-PHOSPHATASE

被引:75
作者
DASSA, J [1 ]
MARCK, C [1 ]
BOQUET, PL [1 ]
机构
[1] CENS,DEPT BIOL,SERV BIOCHIM,F-91191 GIF SUR YVETTE,FRANCE
关键词
D O I
10.1128/jb.172.9.5497-5500.1990
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
The whole nucleotide sequence of Escherichia coli gene appA, which encodes periplasmic phosphoanhydride phosphohydrolase (optimum pH, 2.5), and its flanking regions was determined. The AppA protein is significantly homologous to the product of the nearby gene agp, acid glucose-1-phosphatase. Because identical amino acids are distributed over the whole lengths of the proteins, it is likely that appA and agp originate from the same ancestor gene.
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页码:5497 / 5500
页数:4
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