EC Number | Application | Comment | Organism |
---|---|---|---|
3.2.1.49 | medicine | The enzyme is able to remove at neutral pH alpha-1,3-bound residues of N-acetylgalactosamine from glycoproteins of blood group A-substances and A-erythrocytes, converting them into 0 group substances | Arenibacter latericius |
EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
3.2.1.49 | 2,2'-dianisidine | 2 mM, 70% of original activity | Arenibacter latericius | |
3.2.1.49 | Acetylimidazole | 5 mM, 30% of original activity | Arenibacter latericius | |
3.2.1.49 | Ca2+ | 1 mM, complete loss of activity | Arenibacter latericius | |
3.2.1.49 | carbodiimide | 1.8 mM, complete loss of activity | Arenibacter latericius | |
3.2.1.49 | diethylpyrocarbonate | 2 mM, 60% of original activity | Arenibacter latericius | |
3.2.1.49 | N-bromosuccinimide | 1.8 mM, complete loss of activity | Arenibacter latericius | |
3.2.1.49 | N-ethylmaleimide | 1.8 mM, 60% of original activity | Arenibacter latericius | |
3.2.1.49 | p-chloromercuribenzoate | 1.8 mM, complete loss of activity | Arenibacter latericius |
EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
3.2.1.49 | 0.38 | - |
p-nitrophenyl-alpha-N-acetyl-D-galactosaminide | pH 7.2, 36°C | Arenibacter latericius |
EC Number | Metals/Ions | Comment | Organism | Structure |
---|---|---|---|---|
3.2.1.49 | Mg2+ | activates | Arenibacter latericius |
EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|---|
3.2.1.49 | 84000 | - |
gel filtration | Arenibacter latericius |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
3.2.1.49 | Arenibacter latericius | - |
KMM 426 | - |
3.2.1.49 | Arenibacter latericius KMM 426 | - |
KMM 426 | - |
EC Number | Purification (Comment) | Organism |
---|---|---|
3.2.1.49 | - |
Arenibacter latericius |
EC Number | Source Tissue | Comment | Organism | Textmining |
---|
EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|---|
3.2.1.49 | additional information | - |
- |
Arenibacter latericius |
EC Number | Storage Stability | Organism |
---|---|---|
3.2.1.49 | 20°C, stable for 1 week | Arenibacter latericius |
3.2.1.49 | 4°C, sterile condition, stable for any length of time | Arenibacter latericius |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
3.2.1.49 | p-nitrophenyl-alpha-N-acetyl-D-galactosaminide + H2O | - |
Arenibacter latericius | p-nitrophenol + alpha-N-acetyl-D-galactosamine | - |
? | |
3.2.1.49 | p-nitrophenyl-alpha-N-acetyl-D-galactosaminide + H2O | - |
Arenibacter latericius KMM 426 | p-nitrophenol + alpha-N-acetyl-D-galactosamine | - |
? |
EC Number | Synonyms | Comment | Organism |
---|---|---|---|
3.2.1.49 | alpha-N-galactosaminidase IV | - |
Arenibacter latericius |
EC Number | Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|---|
3.2.1.49 | additional information | - |
the enzyme does not withstand freezing | Arenibacter latericius |
3.2.1.49 | 50 | - |
at heating during 30 min retains 100% of the activity | Arenibacter latericius |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
3.2.1.49 | 7 | 8 | pH 7.2, 36°C | Arenibacter latericius |