4o21

X-ray diffraction
1.95Å resolution

Product complex of metal-free PKAc, ATP-gamma-S and SP20.

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-138544 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
cAMP-dependent protein kinase catalytic subunit alpha Chain: A
Molecule details ›
Chain: A
Length: 342 amino acids
Theoretical weight: 40.23 KDa
Source organism: Mus musculus
Expression system: Escherichia coli
UniProt:
  • Canonical: P05132 (Residues: 16-351; Coverage: 96%)
Gene names: Pkaca, Prkaca
Sequence domains: Protein kinase domain
Structure domains:
cAMP-dependent protein kinase inhibitor alpha Chain: S
Molecule details ›
Chain: S
Length: 20 amino acids
Theoretical weight: 2.3 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P61925 (Residues: 6-25; Coverage: 26%)
Gene names: PKIA, PRKACN1

Ligands and Environments

1 bound ligand:
3 modified residues:

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007
Spacegroup: P212121
Unit cell:
a: 56.962Å b: 79.26Å c: 97.893Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.17 0.167 0.215
Expression system: Escherichia coli