S-Glutathionylation Enhances Human Cystathionine-□-synthaseActivity And H2S Production Under Oxidati

来源 :中国生物化学与分子生物学会第十一次会员代表大会暨2014年全国学术会议 | 被引量 : 0次 | 上传用户:linnber
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Cystathionine-β-synthase Redoxr egulationCystathionine β-synthase (CBS) is the first rate-limiting enzyme in the transsulfurationpathway and by utilizing homocysteine produces the cysteine, a precursor of glutathione.It is also one of three major enzymes responsible for the biogenesis of H2S, a signalingmolecule.We have previously demonstrated that CBS is activated in cells challenged byoxidative stress, but the underlying molecular mechanism of this regulation has remainedunclear.
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