Activating Compound | Comment | Organism | Structure |
---|---|---|---|
bovine serum albumin | - |
Bos taurus |
General Stability | Organism |
---|---|
unstable during chromatography and dialysis | Bos taurus |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Ag+ | - |
Bos taurus | |
Fe2+ | - |
Bos taurus | |
Fe3+ | - |
Bos taurus | |
Hg2+ | - |
Bos taurus | |
p-chloromercuribenzoate | - |
Bos taurus |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.08 | - |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-galactopyranoside | form B, pH 4.55 | Bos taurus | |
0.15 | - |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-galactopyranoside | form A, pH 4.55 | Bos taurus | |
0.32 | - |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-glucopyranoside | form B, pH 5.5 | Bos taurus | |
0.38 | - |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-glucopyranoside | form A, pH 5.5 | Bos taurus | |
0.85 | - |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-glucopyranoside | form B, pH 4.5 | Bos taurus | |
0.87 | - |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-glucopyranoside | form A, pH 4.55 | Bos taurus | |
1.96 | - |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-glucopyranoside | form A, pH 3.55 | Bos taurus | |
2.38 | - |
p-nitrophenyl-beta-2-acetamido-2-deoxy-D-glucopyranoside | form B, pH 3.55 | Bos taurus |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
additional information | - |
- |
Bos taurus |
140000 | - |
sedimentation equilibrium | 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 |
---|---|---|
dithiothreitol | 2 mM cause total inhibition | Bos taurus |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Bos taurus | - |
- |
- |
Posttranslational Modification | Comment | Organism |
---|---|---|
glycoprotein | neutral sugar | Bos taurus |
glycoprotein | glucosaminylation | Bos taurus |
glycoprotein | sialylation | Bos taurus |
Purification (Comment) | Organism |
---|---|
A form: 310fold, B form: 260fold, to homogeneity | Bos taurus |
Reaction | Comment | Organism | Reaction ID |
---|---|---|---|
(N-acetyl-D-glucosamine)4 + 3 H2O = 4 2-(acetylamino)-2-deoxy-beta-D-glucopyranose | same active site for N-glucosaminidase and N-galactosaminidase activities | Bos taurus |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
spleen | - |
Bos taurus | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
18.1 | - |
substrate: p-nitrophenyl-beta-2-acetamido-2-deoxy-D-glucopyranoside, form B | Bos taurus |
21.1 | - |
substrate: p-nitrophenyl-beta-2-acetamido-2-deoxy-D-glucopyranoside, form A | Bos taurus |
Storage Stability | Organism |
---|---|
-20°C, crude extract | Bos taurus |
2°C, in (NH4)2SO4, stable | Bos taurus |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
4-methylumbelliferyl-2-acetamido-2-deoxy-beta-D-glucopyranoside + H2O | - |
Bos taurus | 4-methylumbelliferone + 2-acetamido-2-deoxy-beta-D-glucopyranoside | - |
? | |
N-acetyl-beta-D-hexosaminides + H2O | - |
Bos taurus | N-acetyl-D-hexosamines | - |
? | |
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 |
---|---|---|
More | - |
Bos taurus |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
37 | - |
at pH 4.5, stable for 15 min | Bos taurus |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
4.5 | - |
at 37°C, stable for 15 min | Bos taurus |