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Literature summary for 3.2.1.22 extracted from
- Studies on human liver alpha-galactosidase. II Purification and enzymatic properties of alpha-Galactosidas B (alpha-N-acetylgalactosaminidase) (1979), J. Biol. Chem., 254, 10001-10005.
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 1.3 | - |
o-nitrophenyl-alpha-N-acetyl-galactosaminide | alpha-galactosidase B | Homo sapiens |  |
| 3.7 | - |
globopentaose | - |
Homo sapiens | |
| 6.8 | - |
4-methylumbelliferyl alpha-D-galactopyranoside | alpha-galactosidase B | Homo sapiens | |
| 9.1 | - |
globotriose | - |
Homo sapiens | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Homo sapiens | - |
- |
- |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Homo sapiens |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| liver | - |
Homo sapiens | - |
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| 6.56 | - |
- |
Homo sapiens |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| globopentaose + H2O | - |
Homo sapiens | ? | - |
? | |
| globotriose + H2O | - |
Homo sapiens | ? | - |
? | |
| o-nitrophenyl-alpha-N-acetyl-galactosaminide + H2O | - |
Homo sapiens | ? | - |
? | |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 4.3 | - |
4-methylumbelliferyl-alpha-D-galactopyranoside as substrate | Homo sapiens |
| 4.8 | - |
o-nitrophenyl-alpha-N-acetyl-galactosaminide as substrate | Homo sapiens |
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