Structure of PDB 7mtb Chain G

Receptor sequence
>7mtbG (length=346) Species: 9913 (Bos taurus) [Search protein sequence]
LETVVANSAFIAARGSFDAMGEDWFLDFRVLGRGGFGEVFACQMKATGKL
YACKKLNKKRLKKRKGYQGAMVEKKILAKVHSRFIVSLAYAFETKTDLCL
VMTIMNGGDIRYHIYNVDEDNPGFQEPRAIFYTAQIVSGLEHLHQRNIIY
RDLKPENVLLDDDGNVRISDLGLAVELKAGQTKTKGYAGTPGFMAPELLL
GEEYDFSVDYFALGVTLYEMIAARGPFRARGEKVENKELKQRVLEQAVTY
PDKFSPASKDFCEALLQKDPEKRLGFRDGSCDGLRTHPLFRDISWRQLEA
GMLTPPFVPDSRTVYAKNIQDVGAFEEVKGVAFEKADTEFFQEFAS
3D structure
PDB7mtb Structures of rhodopsin in complex with G-protein-coupled receptor kinase 1.
ChainG
Resolution4.0 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D314 K316 E318 N319 D332 A341 T352
Catalytic site (residue number reindexed from 1) D152 K154 E156 N157 D170 A179 T190
Enzyme Commision number 2.7.11.14: rhodopsin kinase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 SGV G L193 G194 A214 M267 D271 E318 L321 K479 L31 G32 A52 M105 D109 E156 L159 K317
Gene Ontology
Molecular Function
GO:0004672 protein kinase activity
GO:0004674 protein serine/threonine kinase activity
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0050254 rhodopsin kinase activity
Biological Process
GO:0006468 protein phosphorylation
GO:0007601 visual perception
GO:0009966 regulation of signal transduction
GO:0016310 phosphorylation
GO:0022400 regulation of opsin-mediated signaling pathway
GO:0046777 protein autophosphorylation
Cellular Component
GO:0001750 photoreceptor outer segment
GO:0005737 cytoplasm
GO:0016020 membrane
GO:0042995 cell projection
GO:0097381 photoreceptor disc membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:7mtb, PDBe:7mtb, PDBj:7mtb
PDBsum7mtb
PubMed34262173
UniProtP28327|GRK1_BOVIN Rhodopsin kinase GRK1 (Gene Name=GRK1)

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