General Stability | Organism |
---|---|
detergents stabilize | Rattus norvegicus |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Chelex-100 | - |
Rattus norvegicus | |
EDTA | - |
Rattus norvegicus | |
UDPgalactose | - |
Rattus norvegicus |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.017 | - |
UDP-N-acetyl-D-galactosamine | - |
Rattus norvegicus |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | not | Rattus norvegicus | |
Co2+ | not | Rattus norvegicus | |
Cu2+ | activation, can replace Ni2+ to some extent | Rattus norvegicus | |
Fe2+ | - |
Rattus norvegicus | |
Mg2+ | not | Rattus norvegicus | |
Mn2+ | can replace Ni2+ to some extent | Rattus norvegicus | |
additional information | no activation by Zn2+ | Rattus norvegicus | |
Ni2+ | requirement, most active, 10-20 mM | Rattus norvegicus |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
64000 | - |
2 * 64000, SDS-PAGE | Rattus norvegicus |
120000 | - |
gel filtration | Rattus norvegicus |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Rattus norvegicus | - |
- |
- |
Purification (Comment) | Organism |
---|---|
Triton X-100 solubilized, affinity chromatography on GM3-acid Sepharose | Rattus norvegicus |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
liver | - |
Rattus norvegicus | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
0.000149 | - |
- |
Rattus norvegicus |
Storage Stability | Organism |
---|---|
-80°C, stable in 20% v/v glycerol, 1% v/v Triton X-100 | Rattus norvegicus |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
additional information | no substrate: blood type H glycoprotein, deglucosylated bovine submaxillary mucin, various ceramides | Rattus norvegicus | ? | - |
? | |
UDP-N-acetyl-D-galactosamine + (N-acetylneuraminyl)-D-galactosyl-D-glucosylceramide | 73%-78% as effective as GM3(N-glycolylneuraminic acid) | Rattus norvegicus | UDP + N-acetyl-D-galactosaminyl-(N-acetylneuraminyl)-D-galactosyl-D-glucosylceramide | i.e. GM2(N-acetylneuraminic acid)-ganglioside | ? | |
UDP-N-acetyl-D-galactosamine + GM3(N-acetylneuraminic acid)-ganglioside | - |
Rattus norvegicus | UDP + GM2(N-acetylneuraminic acid)-ganglioside | - |
? | |
UDP-N-acetyl-D-galactosamine + GM3(N-glycolylneuraminic acid)-ganglioside | best substrate | Rattus norvegicus | UDP + GM2(N-glycolylneuraminic acid)-ganglioside | - |
? | |
UDP-N-acetyl-D-galactosamine + N-acetylneuraminelactose | i.e. sialyllactose | Rattus norvegicus | UDP + N-acetyl-D-galactosaminyl-N-acetylneuraminelactose | - |
? |
Subunits | Comment | Organism |
---|---|---|
dimer | 2 * 64000, SDS-PAGE | Rattus norvegicus |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
6.7 | 6.9 | - |
Rattus norvegicus |