Activating Compound | Comment | Organism | Structure |
---|---|---|---|
NAD+ | - |
Rattus norvegicus |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Mg2+ | required, in equimolar amount with ATP, maximal activity at 4.0-6.0 mM | Rattus norvegicus |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Rattus norvegicus | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Rattus norvegicus |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
brain | - |
Rattus norvegicus | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
ATP + L-His + 3-amino-n-butanoate | - |
Rattus norvegicus | AMP + phosphate + beta-n-aminobutanoyl-L-His | - |
? | |
ATP + L-His + beta-Ala | - |
Rattus norvegicus | ADP + phosphate + carnosine | - |
? | |
CTP + L-His + beta-Ala | - |
Rattus norvegicus | CMP + phosphate + carnosine | - |
? | |
ITP + L-His + 4-aminobutanoate | - |
Rattus norvegicus | IMP + phosphate + homocarnosine | - |
? | |
additional information | ATP-diphosphate exchange | Rattus norvegicus | ? | - |
? |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7.4 | - |
carnosine synthesis | Rattus norvegicus |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
6.3 | 8.5 | 6.3: about 70% of maximal activity, 8.5: about 55% of maximal activity | Rattus norvegicus |