EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
2.4.3.3 | 1.1 | - |
CMP-N-acetylneuraminate | - |
Ovis aries | |
2.4.3.3 | 2.2 | - |
CMP-N-acetylneuraminate | - |
Rattus norvegicus | |
2.4.3.3 | 2.7 | - |
CMP-N-acetylneuraminate | - |
Bos taurus | |
2.4.3.3 | 2.8 | - |
CMP-N-acetylneuraminate | - |
Sus scrofa |
EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
2.4.3.3 | CMP-N-acetylneuraminate + glycano-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | Sus scrofa | the relative preference of enzyme for a monosaccharide versus a substituted GalNAc may play a role in regulation of chain length during mucin synthesis | CMP + glycano-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + glycano-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | Bos taurus | the relative preference of enzyme for a monosaccharide versus a substituted GalNAc may play a role in regulation of chain length during mucin synthesis | CMP + glycano-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + glycano-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | Ovis aries | the relative preference of enzyme for a monosaccharide versus a substituted GalNAc may play a role in regulation of chain length during mucin synthesis | CMP + glycano-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
2.4.3.3 | Bos taurus | - |
- |
- |
2.4.3.3 | Ovis aries | - |
- |
- |
2.4.3.3 | Rattus norvegicus | - |
- |
- |
2.4.3.3 | Sus scrofa | - |
- |
- |
EC Number | Source Tissue | Comment | Organism | Textmining |
---|---|---|---|---|
2.4.3.3 | submaxillary gland | - |
Rattus norvegicus | - |
2.4.3.3 | submaxillary gland | - |
Sus scrofa | - |
2.4.3.3 | submaxillary gland | - |
Bos taurus | - |
2.4.3.3 | submaxillary gland | - |
Ovis aries | - |
EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|---|
2.4.3.3 | 0.0003 | 0.005 | crude extract, acceptor asialo-fetuin, pH 7.1, 37°C | Rattus norvegicus |
2.4.3.3 | 0.0003 | 0.005 | crude extract, acceptor asialo-fetuin, pH 7.1, 37°C | Sus scrofa |
2.4.3.3 | 0.0003 | 0.005 | crude extract, acceptor asialo-fetuin, pH 7.1, 37°C | Bos taurus |
2.4.3.3 | 0.0003 | 0.005 | crude extract, acceptor asialo-fetuin, pH 7.1, 37°C | Ovis aries |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
2.4.3.3 | CMP-N-acetylneuraminate + asialo-fetuin | formation of Galbeta(1-3)(NeuAcalpha(2-6))GalNAc | Rattus norvegicus | CMP + fetuin | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + asialo-fetuin | formation of Galbeta(1-3)(NeuAcalpha(2-6))GalNAc | Sus scrofa | CMP + fetuin | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + asialo-fetuin | formation of Galbeta(1-3)(NeuAcalpha(2-6))GalNAc | Bos taurus | CMP + fetuin | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + asialo-fetuin | formation of Galbeta(1-3)(NeuAcalpha(2-6))GalNAc | Ovis aries | CMP + fetuin | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + glycano-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | the relative preference of enzyme for a monosaccharide versus a substituted GalNAc may play a role in regulation of chain length during mucin synthesis | Sus scrofa | CMP + glycano-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + glycano-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | the relative preference of enzyme for a monosaccharide versus a substituted GalNAc may play a role in regulation of chain length during mucin synthesis | Bos taurus | CMP + glycano-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + glycano-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | the relative preference of enzyme for a monosaccharide versus a substituted GalNAc may play a role in regulation of chain length during mucin synthesis | Ovis aries | CMP + glycano-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + lactose | poor acceptor | Rattus norvegicus | CMP + 6'-sialyllactose | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + R-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | preference of enzyme for a monosaccharide versus a disaccharide acceptor | Sus scrofa | CMP + R-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + R-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | preference of enzyme for a monosaccharide versus a disaccharide acceptor | Bos taurus | CMP + R-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + R-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | preference of enzyme for a monosaccharide versus a disaccharide acceptor | Ovis aries | CMP + R-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + R-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | asialo-fetuin | Rattus norvegicus | CMP + R-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + R-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | asialo-fetuin | Sus scrofa | CMP + R-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + R-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | asialo-fetuin | Bos taurus | CMP + R-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + R-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | asialo-fetuin | Ovis aries | CMP + R-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + R-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | ovine submaxillary asialo-mucin, with simple O-linked GalNAcalpha-Thr/Ser | Sus scrofa | CMP + R-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + R-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | ovine submaxillary asialo-mucin, with simple O-linked GalNAcalpha-Thr/Ser | Bos taurus | CMP + R-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + R-1,3-(N-acetyl-alpha-D-galactosaminyl)-glycoprotein | ovine submaxillary asialo-mucin, with simple O-linked GalNAcalpha-Thr/Ser | Ovis aries | CMP + R-(2,6-alpha-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein | - |
? | |
2.4.3.3 | CMP-N-acetylneuraminate + submaxillary asialo-mucin | ovine submaxillary asialo-mucin | Sus scrofa | CMP + submaxillary mucin | formation of NeuAcalpha(2-6)GalNAc | ? | |
2.4.3.3 | CMP-N-acetylneuraminate + submaxillary asialo-mucin | ovine submaxillary asialo-mucin | Bos taurus | CMP + submaxillary mucin | formation of NeuAcalpha(2-6)GalNAc | ? | |
2.4.3.3 | CMP-N-acetylneuraminate + submaxillary asialo-mucin | ovine submaxillary asialo-mucin | Ovis aries | CMP + submaxillary mucin | formation of NeuAcalpha(2-6)GalNAc | ? | |
2.4.3.3 | additional information | no acceptor: lactose | Sus scrofa | ? | - |
? | |
2.4.3.3 | additional information | no acceptor: lactose | Bos taurus | ? | - |
? | |
2.4.3.3 | additional information | no acceptor: lactose | Ovis aries | ? | - |
? | |
2.4.3.3 | additional information | very poor acceptor: ovine submaxillary asialo-mucin | Rattus norvegicus | ? | - |
? |
EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|---|
2.4.3.3 | 37 | - |
assay at | Rattus norvegicus |
2.4.3.3 | 37 | - |
assay at | Sus scrofa |
2.4.3.3 | 37 | - |
assay at | Bos taurus |
2.4.3.3 | 37 | - |
assay at | Ovis aries |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
2.4.3.3 | 5.9 | - |
acceptor: asialo-fetuin | Sus scrofa |
2.4.3.3 | 7.1 | - |
acceptor: asialo-fetuin | Bos taurus |
2.4.3.3 | 7.1 | - |
acceptor: asialo-fetuin | Ovis aries |
2.4.3.3 | 7.5 | - |
acceptor: asialo-fetuin | Rattus norvegicus |