- N-succinylarginine dihydrolase
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N-succinylarginine dihydrolase Identifiers EC number 3.5.3.23 Databases IntEnz IntEnz view BRENDA BRENDA entry ExPASy NiceZyme view KEGG KEGG entry MetaCyc metabolic pathway PRIAM profile PDB structures RCSB PDB PDBe PDBsum Gene Ontology AmiGO / EGO Search PMC articles PubMed articles In enzymology, a N-succinylarginine dihydrolase (EC 3.5.3.23) is an enzyme that catalyzes the chemical reaction
- N2-succinyl-L-arginine + 2 H2O N2-succinyl-L-ornithine + 2 NH3 + CO2
Thus, the two substrates of this enzyme are N2-succinyl-L-arginine and H2O, whereas its 3 products are N2-succinyl-L-ornithine, NH3, and CO2.
This enzyme belongs to the family of hydrolases, those acting on carbon-nitrogen bonds other than peptide bonds, specifically in linear amidines. The systematic name of this enzyme class is N2-succinyl-L-arginine iminohydrolase (decarboxylating). Other names in common use include N2-succinylarginine dihydrolase, arginine succinylhydrolase, SADH, AruB, AstB, and 2-N-succinyl-L-arginine iminohydrolase (decarboxylating). This enzyme participates in arginine and proline metabolism.
References
- Schneider BL, Kiupakis AK, Reitzer LJ (1998). "Arginine catabolism and the arginine succinyltransferase pathway in Escherichia coli". J. Bacteriol. 180 (16): 4278–86. PMC 107427. PMID 9696779. http://www.pubmedcentral.nih.gov/articlerender.fcgi?tool=pmcentrez&artid=107427.
- M; Schrag, JD; Li, Y; Schneider, BL; Reitzer, L; Matte, A; Cygler, M (2005). "Crystal structure of N-succinylarginine dihydrolase AstB, bound to substrate and product, an enzyme from the arginine catabolic pathway of Escherichia coli". J. Biol. Chem. 280 (16): 15800–8. doi:10.1074/jbc.M413833200. PMID 15703173.
- Vander Wauven C, Stalon V (1985). "Occurrence of succinyl derivatives in the catabolism of arginine in Pseudomonas cepacia". J. Bacteriol. 164 (2): 882–6. PMC 214334. PMID 2865249. http://www.pubmedcentral.nih.gov/articlerender.fcgi?tool=pmcentrez&artid=214334.
- Cunin R, Glansdorff N, Pierard A, Stalon V (1986). "Biosynthesis and metabolism of arginine in bacteria". Microbiol. Rev. 50 (3): 314–52. PMC 373073. PMID 3534538. http://www.pubmedcentral.nih.gov/articlerender.fcgi?tool=pmcentrez&artid=373073.
- Itoh Y (1997). "Cloning and characterization of the aru genes encoding enzymes of the catabolic arginine succinyltransferase pathway in Pseudomonas aeruginosa". J. Bacteriol. 179 (23): 7280–90. PMC 179677. PMID 9393691. http://www.pubmedcentral.nih.gov/articlerender.fcgi?tool=pmcentrez&artid=179677.
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