肉鹼3-脫氫酶
肉鹼3-脫氫酶(英語:carnitine 3-dehydrogenase,EC 1.1.1.108 (頁面存檔備份,存於網際網路檔案館)),是一種以NAD+或NADP+為受體、作用於供體CH-OH基團上的氧化還原酶。這種酶能催化以下酶促反應:
肉鹼3-脫氫酶 | |||||||||
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識別碼 | |||||||||
EC編號 | 1.1.1.108 | ||||||||
CAS號 | 9045-45-8 | ||||||||
數據庫 | |||||||||
IntEnz | IntEnz瀏覽 | ||||||||
BRENDA | BRENDA入口 | ||||||||
ExPASy | NiceZyme瀏覽 | ||||||||
KEGG | KEGG入口 | ||||||||
MetaCyc | 代謝路徑 | ||||||||
PRIAM | 概述 | ||||||||
PDB | RCSB PDB PDBj PDBe PDBsum | ||||||||
基因本體 | AmiGO / EGO | ||||||||
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上述反應是L-肉鹼生物降解過程的第一步,[1]該反應被用於L-肉鹼生產以及量化地鑑定生物體液中L-肉鹼的水平。[2]從根瘤菌(Rhizobium sp.)和半透明黃單胞菌(Xanthomonas translucens)細胞中分別提取出的肉鹼3-脫氫酶Rs-CDH和Xt-CDH的相對分子質量分別為50kDa和37kDa,它們的初級結構與3-羥酰輔酶A脫氫酶有高度的相似性。[3]
參考文獻
- ^ Hanschmann H, Ehricht R, Kleber HP. Purification and properties of L(-)-carnitine dehydrogenase from Agrobacterium sp.. Biochim Biophys Acta. Jun 4, 1996, 1290 (2): 177–183. PMID 8645721.
- ^ Clemens Uanschou, Roswitha Frieht, and Fritz Pittner. What to Learn from a Comparative Genomic Sequence Analysis of L-Carnitine Dehydrogenase. Monatsh. Chem. 2005, 136 (8): 1365–1381. doi:10.1007/s00706-005-0331-x.[永久失效連結]
- ^ Arima J, Uesumi A, Mitsuzumi H, Mori N. Biochemical characterization of L-carnitine dehydrogenases from izobium sp. and Xanthomonas translucens.. Biosci Biotechnol Biochem. 2010, 74 (6): 1237–1242. PMID 20530902.
- Aurich H, Kleber HP, Sorger H, Tauchert H. Purification and properties of carnitine dehydrogenase from Pseudomonas aeruginosa. Eur. J. Biochem. 1968, 6 (2): 196–201. PMID 4302217. doi:10.1111/j.1432-1033.1968.tb00437.x.
- Schopp W, Sorger H, Kleber HP, Aurich H. Kinetic studies of the reaction mechanism of carnitine dehydrogenase of Pseudomonas aeruginosa. Eur. J. Biochem. 1969, 10 (1): 56–60. PMID 4310279. doi:10.1111/j.1432-1033.1969.tb00654.x.