CATH Domain 4jikA01

CATH Classification

Level	CATH Code	Description
	3	Alpha Beta
	3.30	2-Layer Sandwich
	3.30.200	Phosphorylase Kinase; domain 1
	3.30.200.20	Phosphorylase Kinase; domain 1

Domain Context

CATH Clusters

Superfamily	Phosphorylase Kinase; domain 1
Functional Family	Serine/threonine-protein kinase Chk1

Enzyme Information

2.7.11.1

Non-specific serine/threonine protein kinase.

based on mapping to UniProt O14757

ATP + a protein = ADP + a phosphoprotein.

-!- This is a heterogeneous group of serine/threonine protein kinases that do not have an activating compound and are either non-specific or their specificity has not been analyzed to date. -!- Formerly EC 2.7.1.37 and EC 2.7.1.70.

UniProtKB Entries (1)

O14757

CHK1_HUMAN

Homo sapiens

Serine/threonine-protein kinase Chk1

PDB Structure

PDB	4JIK
External Links	PDBSum Proteopedia
Method	X-RAY DIFFRACTION
Organism
Primary Citation	Potency switch between CHK1 and MK2: discovery of imidazo[1,2-a]pyrazine- and imidazo[1,2-c]pyrimidine-based kinase inhibitors. Meng, Z., Ciavarri, J.P., McRiner, A., Zhao, Y., Zhao, L., Reddy, P.A., Zhang, X., Fischmann, T.O., Whitehurst, C., Arshad Siddiqui, M. Bioorg.Med.Chem.Lett.