Inhibitors | Comment | Organism | Structure |
---|---|---|---|
ATP | phosphatases SMP-I and SMP-II | Meleagris gallopavo | |
diphosphate | - |
Meleagris gallopavo | |
F- | phosphatase SMP-II | Meleagris gallopavo |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.0015 | 0.0095 | myosin light chain | - |
Meleagris gallopavo | |
0.0059 | - |
heavy meromyosin | - |
Meleagris gallopavo |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Mg2+ | - |
Meleagris gallopavo | |
Mn2+ | activation | Meleagris gallopavo |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
150000 | 165000 | phosphatase SMP-I, sedimentation equilibrium centrifugation | Meleagris gallopavo |
220000 | 230000 | phosphatase SMP-I, gel filtration | Meleagris gallopavo |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
phosphoprotein + H2O | Meleagris gallopavo | role of phosphatases in smooth muscle contractile systems | protein + phosphate | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Meleagris gallopavo | - |
- |
- |
Purification (Comment) | Organism |
---|---|
3 forms | Meleagris gallopavo |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
gizzard | - |
Meleagris gallopavo | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
heavy meromyosin + H2O | - |
Meleagris gallopavo | ? | - |
? | |
phosphohistone + H2O | - |
Meleagris gallopavo | histone + phosphate | - |
? | |
phosphomyosin light chain + H2O | - |
Meleagris gallopavo | myosin light chain + phosphate | - |
? | |
phosphoprotein + H2O | role of phosphatases in smooth muscle contractile systems | Meleagris gallopavo | protein + phosphate | - |
? | |
phosphoproteins + H2O | - |
Meleagris gallopavo | proteins + phosphate | - |
? | |
phosphorylase a + H2O | - |
Meleagris gallopavo | phosphorylase b + phosphate | - |
? |
Subunits | Comment | Organism |
---|---|---|
dimer | AB, phosphatase 2B, i.e. calcineurin, A: 61000, catalytic subunit, calmodulin and cation binding, SDS-PAGE | Meleagris gallopavo |
dimer | phosphatase SMP-IV | Meleagris gallopavo |
trimer | phosphatase SMP-I | Meleagris gallopavo |
trimer | alpha: 32000-38000, beta: 60000-69000, gamma: 54000-57000, delta: 74000 | Meleagris gallopavo |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7 | 7.5 | phosphatase SMP-IV | Meleagris gallopavo |
7.5 | - |
phosphatase SMP-II | Meleagris gallopavo |
8 | - |
phosphatase SMP-I | Meleagris gallopavo |