PDBe 1q8u

X-ray diffraction
1.9Å resolution

The Catalytic Subunit of cAMP-dependent Protein Kinase in Complex with Rho-kinase Inhibitor H-1152P

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
cAMP-dependent protein kinase inhibitor alpha Chain: B
Molecule details ›
Chain: B
Length: 20 amino acids
Theoretical weight: 2.23 KDa
Source organism: Rattus norvegicus
Expression system: Not provided
UniProt:
  • Canonical: P63249 (Residues: 6-25; Coverage: 26%)
Gene name: Pkia
cAMP-dependent protein kinase catalytic subunit alpha Chain: A
Molecule details ›
Chain: A
Length: 350 amino acids
Theoretical weight: 40.79 KDa
Source organism: Bos taurus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P00517 (Residues: 2-351; Coverage: 100%)
Gene name: PRKACA
Sequence domains: Protein kinase domain
Structure domains:

Ligands and Environments

2 bound ligands:

2 modified residues:

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU
Spacegroup: P212121
Unit cell:
a: 74.22Å b: 76.422Å c: 81.79Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.173 0.171 0.206
Expression systems:
  • Not provided
  • Escherichia coli BL21(DE3)