MOUSE PHENYLALANINE-HYDROXYLASE - HOMOLOGY AND DIVERGENCE FROM HUMAN PHENYLALANINE-HYDROXYLASE

被引:33
作者
LEDLEY, FD
GRENETT, HE
DUNBAR, BS
WOO, SLC
机构
[1] BAYLOR UNIV,HOWARD HUGHES MED INST,HOUSTON,TX 77030
[2] BAYLOR UNIV,INST MOLEC GENET,HOUSTON,TX 77030
[3] BAYLOR UNIV,DEPT PEDIAT,HOUSTON,TX 77030
关键词
D O I
10.1042/bj2670399
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 laboratory mouse represents an important model for the study of phenylalanine metabolism and the pathochemistry of phenylketonuria, yet mouse phenylalanine hydroxylase (PAH) has not been extensively studied. We report the cloning and sequencing of a mouse PAH cDNA, the expression of enzymic activity from the mouse PAH cDNA clone and the identification of mouse PAH and human PAH by two-dimensional PAGE of liver samples. These data confirm the expected homology of mouse PAH and human PAH and suggest differences in the primary sequence and the phosphorylation state of the two enzymes.
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页码:399 / 406
页数:8
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