ID 2.7.11.14 DE rhodopsin kinase. AN cone opsin kinase. AN GPCR kinase 1. AN G-protein-coupled receptor kinase 1. AN opsin kinase. AN opsin kinase (phosphorylating). AN rhodopsin kinase (phosphorylating). AN RK. CA (1) ATP + L-seryl-[rhodopsin] = ADP + H(+) + O-phospho-L-seryl- CA [rhodopsin]. CA (2) ATP + L-threonyl-[rhodopsin] = ADP + H(+) + O-phospho-L-threonyl- CA [rhodopsin]. CC -!- Acts on the bleached or activated form of rhodopsin. CC -!- Also phosphorylates the beta-adrenergic receptor, but more slowly. CC -!- Does not act on casein, histones or phosphovitin. CC -!- Inhibited by Zn(2+) and digitonin (cf. EC 2.7.11.15 and CC EC 2.7.11.16). CC -!- Formerly EC 2.7.1.97 and EC 2.7.1.125. DR P28327, GRK1_BOVIN ; Q15835, GRK1_HUMAN ; Q9WVL4, GRK1_MOUSE ; DR Q63651, GRK1_RAT ; Q49HM9, GRK7A_DANRE; B6CZ17, GRK7A_XENLA; DR Q1XHL7, GRK7B_DANRE; B6CZ18, GRK7B_XENLA; Q8WMV0, GRK7_BOVIN ; DR Q8WTQ7, GRK7_HUMAN ; Q9Z2G7, GRK7_ICTTR ; Q8WP15, GRK7_PIG ; //