Activating Compound | Comment | Organism | Structure |
---|---|---|---|
cysteine | - |
Bos taurus |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
acetate | - |
Bos taurus | |
Ag+ | - |
Bos taurus | |
galactonolactone | - |
Bos taurus | |
galactosamine | - |
Bos taurus | |
gluconolactone | - |
Bos taurus | |
glucosamine | - |
Bos taurus | |
Hg2+ | - |
Bos taurus | |
iodoacetamide | - |
Bos taurus | |
N-acetyl-D-galactosamine | - |
Bos taurus | |
N-acetyl-D-glucosamine | - |
Bos taurus | |
p-chloromercuribenzoate | - |
Bos taurus |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.27 | - |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-galactopyranoside | - |
Bos taurus | |
0.52 | - |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-glucopyranoside | - |
Bos taurus |
Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|
acrosome | - |
Bos taurus | - |
- |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
13400 | - |
1 * 53000 + 1 * 13400, SDS-PAGE | Bos taurus |
53000 | - |
1 * 53000 + 1 * 13400, SDS-PAGE | Bos taurus |
190000 | - |
gel filtration | Bos taurus |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
N-acetyl-beta-D-hexosaminides + H2O | Bos taurus | - |
N-acetyl-D-hexosamines | - |
? |
Organic Solvent | Comment | Organism |
---|---|---|
2-mercaptoethanol | denaturation in subunits | Bos taurus |
guanidine-HCl | denaturation in subunits | Bos taurus |
urea | denaturation in subunits | Bos taurus |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Bos taurus | - |
- |
- |
Posttranslational Modification | Comment | Organism |
---|---|---|
glycoprotein | - |
Bos taurus |
Purification (Comment) | Organism |
---|---|
135fold to homogeneity | Bos taurus |
Reaction | Comment | Organism | Reaction ID |
---|---|---|---|
(N-acetyl-D-glucosamine)4 + 3 H2O = 4 2-(acetylamino)-2-deoxy-beta-D-glucopyranose | seperate active sites for glucosaminidase and galactosaminidase activities | Bos taurus |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
semen | - |
Bos taurus | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
0.63 | - |
- |
Bos taurus |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
alpha1-acid glycoprotein + H2O | - |
Bos taurus | ? | - |
? | |
chitin oligosaccharides + H2O | (N-acetyl-D-glucosamine)2-4 | Bos taurus | N-acetyl-D-glucosamine | - |
? | |
kappa-casein glycopeptide + H2O | - |
Bos taurus | ? | - |
? | |
N-acetyl-beta-D-hexosaminides + H2O | - |
Bos taurus | N-acetyl-D-hexosamines | - |
? | |
ovalbumin glycopeptides + H2O | - |
Bos taurus | ? | - |
? | |
ovomucoid glycopeptide + H2O | - |
Bos taurus | ? | - |
? | |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-galactopyranoside + H2O | - |
Bos taurus | 2-acetamido-2-deoxy-D-galactose + p-nitrophenol | - |
? | |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-glucopyranoside + H2O | - |
Bos taurus | 2-acetamido-2-deoxy-D-glucose + p-nitrophenol | - |
? |
Subunits | Comment | Organism |
---|---|---|
dimer | 1 * 53000 + 1 * 13400, SDS-PAGE | Bos taurus |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
37 | - |
stable for 60 min at pH 4.5 | Bos taurus |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
3.4 | - |
N-acetylgalactosamnidase activity | Bos taurus |
4.5 | - |
N-acetylglucosamnidase activity | Bos taurus |