EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
3.2.1.23 | 1-D-galactosylamine | 50 mM, 78% inhibition | Rattus norvegicus | |
3.2.1.23 | Ag+ | 1 mM, complete inhibition | Rattus norvegicus | |
3.2.1.23 | D-galactono-1,4-lactone | 50 mM, strong inhibition | Rattus norvegicus | |
3.2.1.23 | D-galactose | 50 mM, 81% inhibition | Rattus norvegicus | |
3.2.1.23 | D-glucose | 50 mM, 10% inhibition | Rattus norvegicus | |
3.2.1.23 | Hg2+ | 1 mM, complete inhibition | Rattus norvegicus | |
3.2.1.23 | PCMB | 1 mM, complete inhibition | Rattus norvegicus | |
3.2.1.23 | phenyl-beta-D-thiogalactoside | 43 mM, strong inhibition | Rattus norvegicus |
EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
3.2.1.23 | 0.185 | - |
p-nitrophenyl-beta-D-galactoside | - |
Rattus norvegicus | |
3.2.1.23 | 34 | - |
lactose | transferase reaction, in presence of 400 mM myo-inositol, 1 mg/ml bovine serum albumin, 50 mM glycine/HCl, pH 3.0 | Rattus norvegicus | |
3.2.1.23 | 345 | - |
myo-inositol | transferase reaction, in presence of 50 mM glycine/HCl buffer, pH 3.0, 80 mM lactose, 0.5 mg/ml alpha-lactalbumin | Rattus norvegicus | |
3.2.1.23 | 380 | - |
myo-inositol | transferase reaction, in absence of alpha-lactalbumin | Rattus norvegicus |
EC Number | Metals/Ions | Comment | Organism | Structure |
---|---|---|---|---|
3.2.1.23 | Ba2+ | 1 mM, minor stimulation | Rattus norvegicus | |
3.2.1.23 | Ca2+ | 1 mM, minor stimulation | Rattus norvegicus | |
3.2.1.23 | Li+ | 50 mM, minor stimulation | Rattus norvegicus | |
3.2.1.23 | Mn2+ | 1 mM, minor stimulation | Rattus norvegicus | |
3.2.1.23 | Na+ | 50 mM, minor stimulation | Rattus norvegicus |
EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|---|
3.2.1.23 | 110000 | - |
at pH 7.0, gel filtration | Rattus norvegicus |
3.2.1.23 | 200000 | - |
at pH 5.0, gel filtration | Rattus norvegicus |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
3.2.1.23 | Rattus norvegicus | - |
- |
- |
EC Number | Source Tissue | Comment | Organism | Textmining |
---|---|---|---|---|
3.2.1.23 | mammary gland | - |
Rattus norvegicus | - |
EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|---|
3.2.1.23 | 0.644 | - |
- |
Rattus norvegicus |
3.2.1.23 | 1.8 | - |
- |
Rattus norvegicus |
EC Number | Storage Stability | Organism |
---|---|---|
3.2.1.23 | 4°C, pH 4.0, 50 mM sodium citrate buffer, stable for several months | Rattus norvegicus |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
3.2.1.23 | lactose + myo-inositol | - |
Rattus norvegicus | 6-beta-O-D-galactopyranosyl myo-inositol + ? | - |
? | |
3.2.1.23 | o-nitrophenyl-beta-D-galactoside + myo-inositol | transgalactosylation | Rattus norvegicus | ? | - |
? | |
3.2.1.23 | p-nitrophenyl-beta-D-galactoside + H2O | - |
Rattus norvegicus | p-nitrophenol + beta-D-galactose | - |
? | |
3.2.1.23 | p-nitrophenyl-beta-D-galactoside + myo-inositol | transgalactosylation | Rattus norvegicus | ? | - |
? |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
3.2.1.23 | 2.7 | 3 | hydrolysis of p-nitrophenyl-beta-D-galactoside, in glycine/HCl buffer | Rattus norvegicus |
3.2.1.23 | 3.4 | - |
hydrolysis of p-nitrophenyl-beta-D-galactoside, in sodium citrate buffer | Rattus norvegicus |
3.2.1.23 | 3.5 | - |
- |
Rattus norvegicus |