EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
3.2.1.23 | Cu2+ | - |
Streptococcus sp. | |
3.2.1.23 | EDTA | 1 mM, 80% loss of activity | Streptococcus sp. | |
3.2.1.23 | Fe2+ | - |
Streptococcus sp. | |
3.2.1.23 | Hg2+ | - |
Streptococcus sp. | |
3.2.1.23 | Pb2+ | - |
Streptococcus sp. | |
3.2.1.23 | Zn2+ | - |
Streptococcus sp. |
EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
3.2.1.23 | 2.17 | - |
o-nitrophenyl-beta-D-galactoside | - |
Streptococcus sp. | |
3.2.1.23 | 2.17 | - |
p-nitrophenyl-beta-D-galactoside | - |
Streptococcus sp. | |
3.2.1.23 | 4.26 | - |
phenyl-beta-D-galactoside | - |
Streptococcus sp. | |
3.2.1.23 | 5.88 | - |
lactosyl ceramide | - |
Streptococcus sp. | |
3.2.1.23 | 6.25 | - |
lactose | - |
Streptococcus sp. |
EC Number | Metals/Ions | Comment | Organism | Structure |
---|---|---|---|---|
3.2.1.23 | Ca2+ | activates | Streptococcus sp. | |
3.2.1.23 | Mg2+ | activates | Streptococcus sp. | |
3.2.1.23 | Mn2+ | 10 mM MnCl2, 2fold activation | Streptococcus sp. |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
3.2.1.23 | Streptococcus sp. | - |
- |
- |
3.2.1.23 | Streptococcus sp. 6646 K | - |
- |
- |
EC Number | Purification (Comment) | Organism |
---|---|---|
3.2.1.23 | - |
Streptococcus sp. |
EC Number | Source Tissue | Comment | Organism | Textmining |
---|
EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|---|
3.2.1.23 | additional information | - |
- |
Streptococcus sp. |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
3.2.1.23 | lactose + H2O | - |
Streptococcus sp. | D-glucose + D-galactose | - |
? | |
3.2.1.23 | lactose + H2O | - |
Streptococcus sp. 6646 K | D-glucose + D-galactose | - |
? | |
3.2.1.23 | lactosyl ceramide + H2O | - |
Streptococcus sp. | ? | - |
? | |
3.2.1.23 | methyl beta-D-galactohexaoside + H2O | - |
Streptococcus sp. | ? | - |
? | |
3.2.1.23 | methyl beta-D-galactohexaoside + H2O | - |
Streptococcus sp. 6646 K | ? | - |
? | |
3.2.1.23 | o-nitrophenyl-beta-D-galactoside + H2O | - |
Streptococcus sp. | o-nitrophenol + beta-D-galactose | - |
? | |
3.2.1.23 | o-nitrophenyl-beta-D-galactoside + H2O | - |
Streptococcus sp. 6646 K | o-nitrophenol + beta-D-galactose | - |
? | |
3.2.1.23 | p-nitrophenyl-beta-D-galactoside + H2O | - |
Streptococcus sp. | p-nitrophenol + beta-D-galactose | - |
? | |
3.2.1.23 | p-nitrophenyl-beta-D-galactoside + H2O | - |
Streptococcus sp. 6646 K | p-nitrophenol + beta-D-galactose | - |
? | |
3.2.1.23 | phenyl-beta-D-galactoside + H2O | - |
Streptococcus sp. | phenol + beta-D-galactose | - |
? | |
3.2.1.23 | phenyl-beta-D-galactoside + H2O | - |
Streptococcus sp. 6646 K | phenol + beta-D-galactose | - |
? |
EC Number | Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|---|
3.2.1.23 | 50 | - |
pH 5.5, 0.1 M sodium acetate buffer, rapid inactivation above | Streptococcus sp. |