EC Number | Activating Compound | Comment | Organism | Structure |
---|---|---|---|---|
2.7.1.40 | D-fructose 1,6-diphosphate | only PK II, shifting sigmoidal kinetics to hyperbolic curves, decrease in Km | Meganyctiphanes norvegica |
EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
2.7.1.40 | oxalate | PK I, 80% inhibition at 0.3 mM, PK II, 50% inhibition at 0.3 mM | Meganyctiphanes norvegica |
EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
2.7.1.40 | 0.024 | - |
phosphoenolpyruvate | 15°, pH 7.0, isoform PK I, in winter | Meganyctiphanes norvegica | |
2.7.1.40 | 0.033 | - |
phosphoenolpyruvate | 15°, pH 7.0, isoform PK I, in summer | Meganyctiphanes norvegica | |
2.7.1.40 | 0.181 | - |
phosphoenolpyruvate | 15°, pH 7.0, isoform PK II, in summer | Meganyctiphanes norvegica | |
2.7.1.40 | 0.193 | - |
phosphoenolpyruvate | 15°, pH 7.0, isoform PK II, in winter | Meganyctiphanes norvegica |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
2.7.1.40 | Meganyctiphanes norvegica | - |
nordic krill, isoforms PK I and PK II | - |
EC Number | Source Tissue | Comment | Organism | Textmining |
---|---|---|---|---|
2.7.1.40 | cephalothorax | isoform PK II | Meganyctiphanes norvegica | - |
2.7.1.40 | muscle | abdominal muscle, PK I | Meganyctiphanes norvegica | - |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
2.7.1.40 | ADP + phosphoenolpyruvate | - |
Meganyctiphanes norvegica | ATP + pyruvate | - |
? |