KEGG   ENZYME: 2.6.99.3Help
Entry
EC 2.6.99.3                 Enzyme                                 

Name
O-ureido-L-serine synthase;
dcsD (gene name)
Class
Transferases;
Transferring nitrogenous groups;
Transferring other nitrogenous groups
BRITE hierarchy
Sysname
O-acetyl-L-serine:hydroxyurea 2-amino-2-carboxyethyltransferase
Reaction(IUBMB)
O-acetyl-L-serine + hydroxyurea = O-ureido-L-serine + acetate [RN:R10461]
Reaction(KEGG)
Substrate
O-acetyl-L-serine [CPD:C00979];
hydroxyurea [CPD:C07044]
Product
O-ureido-L-serine [CPD:C20639];
acetate [CPD:C00033]
Comment
The enzyme participates in the biosynthetic pathway of D-cycloserine, an antibiotic substance produced by several Streptomyces species. Also catalyses EC 2.5.1.47, cysteine synthase.
History
EC 2.6.99.3 created 2013
Pathway
Biosynthesis of antibiotics
Orthology
K19725  
O-ureido-L-serine/cysteine synthase
Reference
1  [PMID:20086163]
  Authors
Kumagai T, Koyama Y, Oda K, Noda M, Matoba Y, Sugiyama M
  Title
Molecular cloning and heterologous expression of a biosynthetic gene cluster for  the antitubercular agent D-cycloserine produced by Streptomyces lavendulae.
  Journal
Antimicrob. Agents. Chemother. 54 (2010) 1132-9.
  Sequence
Reference
2  [PMID:23529730]
  Authors
Uda N, Matoba Y, Kumagai T, Oda K, Noda M, Sugiyama M
  Title
Establishment of an in vitro D-cycloserine-synthesizing system by using O-ureido-L-serine synthase and D-cycloserine synthetase found in the biosynthetic pathway.
  Journal
Antimicrob. Agents. Chemother. 57 (2013) 2603-12.
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 

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