Article
Crystal structure of family 4 uracil-DNA glycosylase from Sulfolobus tokodaii and a function of tyrosine 170 in DNA binding.
FEBS letters - 14 Sept 2015
Kawai Akito, Higuchi Shigesada, Tsunoda Masaru, Nakamura Kazuo T, Yamagata Yuriko, Miyamoto Shuichi
Abstract excerpt
Uracil-DNA glycosylases (UDGs) excise uracil from DNA by catalyzing the N-glycosidic bond hydrolysis. Here we report the first crystal structures of an archaeal UDG (stoUDG). Compared with other UDGs, stoUDG has a different structure of the leucine-intercalation loop, which is important for DNA binding. The stoUDG-DNA complex model indicated that Leu169, Tyr170, and Asn171 in the loop are involved in DNA...
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