Enzyme

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     2. Transferases
        2.7 Transferring phosphorus-containing groups
            2.7.7 Nucleotidyltransferases
ID:2.7.7.43
Description:N-acylneuraminate cytidylyltransferase.
Alternative Name: CMP-sialic acid synthetase.
CMP-sialate synthase.
CMP-sialate pyrophosphorylase.
CMP-sialate diphosphorylase.
CMP-NeuNAc synthetase.
CMP-N-acetylneuraminic acid synthetase.
Cath: 3.90.550.10; 3.40.50.1000;

3D structure

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References

External Links

UniProtKB Enzyme Link: UniProtKB 2.7.7.43
BRENDA Enzyme Link: BRENDA 2.7.7.43
KEGG Enzyme Link: KEGG2.7.7.43
BioCyc Enzyme Link: BioCyc 2.7.7.43
ExPASy Enzyme Link: ExPASy2.7.7.43
EC2PDB Enzyme Link: EC2PDB 2.7.7.43
ExplorEnz Enzyme Link: ExplorEnz 2.7.7.43
PRIAM enzyme-specific profiles Link: PRIAM 2.7.7.43
IntEnz Enzyme Link: IntEnz 2.7.7.43
MEDLINE Enzyme Link: MEDLINE 2.7.7.43
MSA:

2.7.7.43;

Phylogenetic Tree:

2.7.7.43;

Uniprot:
M-CSA:
RHEA:11344 an N-acylneuraminate + CTP = a CMP-N-acyl-beta-neuraminate + diphosphate
RULE(radius=1) [*:1]-[OH;+0:2].[*:3]-[P;H0;+0:4](=[*:5])(-[*:6])-[O;H0;+0:7]-[*:8]>>[*:8]-[OH;+0:7].[*:3]-[P;H0;+0:4](=[*:5])(-[*:6])-[O;H0;+0:2]-[*:1]
Reaction
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References

TitleAuthorsDatePubMed ID
Mammalian cytidine 5'-monophosphate N-acetylneuraminic acid synthetase: a nuclear protein with evolutionarily conserved structural motifs.Münster AK, Eckhardt M, Potvin B, Mühlenhoff M, Stanley P, Gerardy-Schahn R1998 Aug 49689047
Characterization of cpsF and its product CMP-N-acetylneuraminic acid synthetase, a group B streptococcal enzyme that can function in K1 capsular polysaccharide biosynthesis in Escherichia coli.Haft RF, Wessels MR, Mebane MF, Conaty N, Rubens CE1996 Feb8830246
Purification, properties, and genetic location of Escherichia coli cytidine 5'-monophosphate N-acetylneuraminic acid synthetase.Vann WF, Silver RP, Abeijon C, Chang K, Aaronson W, Sutton A, Finn CW, Lindner W, Kotsatos M1987 Dec 252826425
Identification and characterization of important residues in the catalytic mechanism of CMP-Neu5Ac synthetase from Neisseria meningitidis.Horsfall LE, Nelson A, Berry A2010 Jul20491913
Nuclear localization signal of murine CMP-Neu5Ac synthetase includes residues required for both nuclear targeting and enzymatic activity.Munster AK, Weinhold B, Gotza B, Muhlenhoff M, Frosch M, Gerardy-Schahn R2002 May 3111893746
Cloning and expression of human sialic acid pathway genes to generate CMP-sialic acids in insect cells.Lawrence SM, Huddleston KA, Tomiya N, Nguyen N, Lee YC, Vann WF, Coleman TA, Betenbaugh MJ2001 Mar11602804
Kinetic properties of the acylneuraminate cytidylyltransferase from Pasteurella haemolytica A2.Bravo IG, Barrallo S, Ferrero MA, Rodríguez-Aparicio LB, Martínez-Blanco H, Reglero A2001 Sep 1511577688
Molecular cloning of a unique CMP-sialic acid synthetase that effectively utilizes both deaminoneuraminic acid (KDN) and N-acetylneuraminic acid (Neu5Ac) as substrates.Nakata D, Münster AK, Gerardy-Schahn R, Aoki N, Matsuda T, Kitajima K2001 Aug11479279
Investigation of the kinetic mechanism of cytidine 5'-monophosphate N-acetylneuraminic acid synthetase from Haemophilus ducreyi with new insights on rate-limiting steps from product inhibition analysis.Samuels NM, Gibson BW, Miller SM1999 May 1110320348