Activating Compound | Comment | Organism | Structure |
---|---|---|---|
Heptylthioglucoside | activation | Rattus norvegicus |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.026 | - |
UDP-N-acetyl-D-galactosamine | cosubstrate GM3 | Rattus norvegicus | |
0.082 | - |
UDP-N-acetyl-D-galactosamine | cosubstrate SM3 | Rattus norvegicus | |
0.19 | - |
GM3 | - |
Rattus norvegicus | |
2.1 | - |
GM3(N-acetylneuraminic acid) | - |
Rattus norvegicus |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | not | Rattus norvegicus | |
Mg2+ | not | Rattus norvegicus | |
Mn2+ | - |
Rattus norvegicus | |
additional information | no activation by Zn2+ | Rattus norvegicus |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Rattus norvegicus | - |
- |
- |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
brain | - |
Rattus norvegicus | - |
Storage Stability | Organism |
---|---|
-80°C, several months, crude Triton X-100 extract | Rattus norvegicus |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
additional information | no substrates are SM4-ganglioside, Gb3- and Gb4-ceramide | Rattus norvegicus | ? | - |
? | |
UDP-N-acetyl-D-galactosamine + (N-acetylneuraminyl)-D-galactosyl-D-glucosylceramide | - |
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 + SM3-ganglioside | best substrate, no substrates are SM4-ganglioside, Gb3- and Gb4-ceramide | Rattus norvegicus | UDP + SM2-ganglioside | - |
? |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7 | 7.5 | - |
Rattus norvegicus |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
6.2 | 8.5 | about half-maximal activity at pH 6.2 and about 85% of maximal activity at pH 8.5 | Rattus norvegicus |