CATH Classification

Domain Context

CATH Clusters

Superfamily 3.60.21.10
Functional Family Serine/threonine-protein phosphatase

Enzyme Information

3.1.3.16
Protein-serine/threonine phosphatase.
based on mapping to UniProt P62207
[a protein]-serine/threonine phosphate + H(2)O = [a protein]- serine/threonine + phosphate.
-!- A group of enzymes removing the serine- or threonine-bound phosphate group from a wide range of phosphoproteins, including a number of enzymes which have been phosphorylated under the action of a kinase (cf. EC 3.1.3.48). -!- The spleen enzyme also acts on phenolic phosphates and phosphamides (cf. EC 3.9.1.1).
3.1.3.53
[Myosin-light-chain] phosphatase.
based on mapping to UniProt P62207
[Myosin light-chain] phosphate + H(2)O = [myosin light-chain] + phosphate.
-!- Composed of three subunits. -!- The holoenzyme dephosphorylates myosin light chains and EC 2.7.11.31, but not myosin; the catalytic subunit acts on all three substrates.

UniProtKB Entries (1)

P62207
PP1B_CHICK
Gallus gallus
Serine/threonine-protein phosphatase PP1-beta catalytic subunit

PDB Structure

PDB 1S70
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Structural basis of protein phosphatase 1 regulation
Terrak, M., Kerff, F., Langsetmo, K., Tao, T., Dominguez, R.
Nature
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