5vhb

X-ray diffraction
1.61Å resolution

Crystal structure of Protein Kinase A in complex with the PKI peptide and Aminobenzothiazole based inhibitor

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
Non-polymer only dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
cAMP-dependent protein kinase catalytic subunit alpha Chain: A
Molecule details ›
Chain: A
Length: 351 amino acids
Theoretical weight: 40.92 KDa
Source organism: Bos taurus
Expression system: Escherichia coli
UniProt:
  • Canonical: P00517 (Residues: 1-351; Coverage: 100%)
Gene name: PRKACA
Sequence domains: Protein kinase domain
cAMP-dependent protein kinase inhibitor alpha Chain: B
Molecule details ›
Chain: B
Length: 18 amino acids
Theoretical weight: 1.97 KDa
Source organism: Bos taurus
Expression system: Not provided
UniProt:
  • Canonical: Q3SX13 (Residues: 6-23; Coverage: 24%)
Gene name: PKIA

Ligands and Environments

1 bound ligand:

2 modified residues:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 17-ID
Spacegroup: P212121
Unit cell:
a: 73.304Å b: 75.981Å c: 80.131Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.178 0.177 0.204
Expression systems:
  • Escherichia coli
  • Not provided