PDBe 3agm

X-ray diffraction
2Å resolution

Complex of PKA with the bisubstrate protein kinase inhibitor ARC-670

Released:

Function and Biology Details

Reaction catalysed:
ATP + a protein = ADP + a phosphoprotein. 
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero 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: 40.81 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P17612 (Residues: 1-351; Coverage: 100%)
Gene names: PKACA, PRKACA
Sequence domains: Protein kinase domain
Structure domains:
N~2~-{8-OXO-8-[4-(9H-PURIN-6-YL)PIPERAZIN-1-YL]OCTANOYL}-D-ARGINYL-D-ARGINYL-D-ARGINYL-D-ARGINYL-D-ARGINYL-D-ARGININAMIDE Chain: B
Molecule details ›
Chain: B
Length: 9 amino acids
Theoretical weight: 1.3 KDa
Source organism: Synthetic construct
Expression system: Not provided

Ligands and Environments

No bound ligands

3 modified residues:

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID29
Spacegroup: P43212
Unit cell:
a: 85.52Å b: 85.52Å c: 99.04Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.277 0.223 0.265
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided