Identification of the third binding site of arsenic in human arsenic (III) methyltransferase.

Arsenic (III) methyltransferase (AS3MT) catalyzes the process of arsenic methylation. Each arsenite (iAs(3+)) binds to three cysteine residues, methylarsenite (MMA(3+)) binds to two, and dimethylarsenite (DMA(3+)) binds to one. However, only two As-binding sites (Cys156 and Cys206) have been confirm...

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Bibliographic Details
Main Authors: Xiangli Li, Zhirong Geng, Jiayin Chang, Shuping Wang, Xiaoli Song, Xin Hu, Zhilin Wang
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2013-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3877260?pdf=render