Structure-function analyses of single nucleotide polymorphisms in human N-acetyltransferase 1

被引:10
作者
Walraven, Jason M. [1 ,2 ]
Trent, John O. [1 ,2 ]
Hein, David W. [1 ,2 ]
机构
[1] Univ Louisville, Sch Med, Dept Pharmacol, James Graham Brown Canc Ctr, Louisville, KY 40292 USA
[2] Univ Louisville, Sch Med, Dept Toxicol & Med, James Graham Brown Canc Ctr, Louisville, KY 40292 USA
关键词
NAT1; N-acetyltransferase; 1; single nucleotide polymorphisms (SNPs); structure-function relationships; cancer susceptibility; birth defects;
D O I
10.1080/03602530701852917
中图分类号
R9 [药学];
学科分类号
1007 ;
摘要
Human N-acetyltransferase 1 (NAT1) alleles are characterized by one or more single nucleotide polymorphisms (SNPs) associated with rapid and slow acetylation phenotypes. NAT1 both activates and deactivates arylamine drugs and carcinogens, and NAT1 polymorphisms are associated with increased frequencies of many cancers and birth defects. The recently resolved human NAT1 crystal structure was used to evaluate SNPs resulting in the protein substitutions R64W, V149I, R187Q, M205V, S214A, D251V, E261K, and I263V. The analysis enhances knowledge of NAT1 structure-function relationships, important for understanding associations of NAT1 SNPs with genetic predisposition to cancer, birth defects, and other diseases.
引用
收藏
页码:169 / 184
页数:16
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