PDBe 3c50

X-ray diffraction
2.6Å resolution

Crystal Structure of G protein coupled receptor kinase 1 bound to ADP and magnesium chloride at 2.6A


Function and Biology Details

Reaction catalysed:
ATP + [rhodopsin] = ADP + [rhodopsin] phosphate. 
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Rhodopsin kinase Chains: A, B
Molecule details ›
Chains: A, B
Length: 543 amino acids
Theoretical weight: 61.43 KDa
Source organism: Bos taurus
Expression system: Trichoplusia ni
  • Canonical: P28327 (Residues: 1-535; Coverage: 95%)
Gene names: GRK1, RHOK
Sequence domains:
Structure domains:

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 23-ID-D
Spacegroup: P212121
Unit cell:
a: 65.504Å b: 122.304Å c: 174.076Å
α: 90° β: 90° γ: 90°
R R work R free
0.19 0.19 not available
Expression system: Trichoplusia ni