3tnp

X-ray diffraction
2.3Å resolution

Structure and Allostery of the PKA RIIb Tetrameric Holoenzyme

Released:
Source organism: Mus musculus

Function and Biology Details

Structure analysis Details

Assemblies composition:
hetero tetramer
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-138543 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
cAMP-dependent protein kinase catalytic subunit alpha Chains: C, F
Molecule details ›
Chains: C, F
Length: 350 amino acids
Theoretical weight: 40.82 KDa
Source organism: Mus musculus
Expression system: Escherichia coli
UniProt:
  • Canonical: P05132 (Residues: 2-351; Coverage: 100%)
Gene names: Pkaca, Prkaca
Sequence domains: Protein kinase domain
Structure domains:
cAMP-dependent protein kinase type II-beta regulatory subunit Chains: B, E
Molecule details ›
Chains: B, E
Length: 416 amino acids
Theoretical weight: 46.19 KDa
Source organism: Mus musculus
Expression system: Escherichia coli
UniProt:
  • Canonical: P31324 (Residues: 1-416; Coverage: 100%)
Gene name: Prkar2b
Sequence domains:
Structure domains: Jelly Rolls

Ligands and Environments

No bound ligands
2 modified residues:

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.2
Spacegroup: C2
Unit cell:
a: 151.962Å b: 213.277Å c: 61.625Å
α: 90° β: 90.41° γ: 90°
R-values:
R R work R free
0.226 0.226 0.235
Expression system: Escherichia coli