PDBe 1xh5

X-ray diffraction
2.05Å resolution

Crystal Structures of Protein Kinase B Selective Inhibitors in Complex with Protein Kinase A and Mutants

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (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: Homo sapiens
Expression system: Not provided
UniProt:
  • Canonical: P61925 (Residues: 6-25; Coverage: 26%)
Gene names: PKIA, PRKACN1
cAMP-dependent protein kinase catalytic subunit alpha Chain: A
Molecule details ›
Chain: A
Length: 350 amino acids
Theoretical weight: 40.71 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: MPG/DESY, HAMBURG BEAMLINE BW6
Spacegroup: P212121
Unit cell:
a: 74.094Å b: 76.806Å c: 79.532Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.185 0.182 0.236
Expression systems:
  • Not provided
  • Escherichia coli BL21(DE3)