4din

X-ray diffraction
3.7Å resolution

Novel Localization and Quaternary Structure of the PKA RI beta Holoenzyme

Released:
Source organisms:
Primary publication:
Localization and quaternary structure of the PKA RIβ holoenzyme.
Proc Natl Acad Sci U S A 109 12443-8 (2012)
PMID: 22797896

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-138542 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
cAMP-dependent protein kinase catalytic subunit alpha Chain: A
Molecule details ›
Chain: A
Length: 350 amino acids
Theoretical weight: 40.66 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 I-beta regulatory subunit Chain: B
Molecule details ›
Chain: B
Length: 381 amino acids
Theoretical weight: 43.13 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P31321 (Residues: 1-381; Coverage: 100%)
Gene name: PRKAR1B
Sequence domains:
Structure domains: Jelly Rolls

Ligands and Environments

2 bound ligands:
2 modified residues:

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.2
Spacegroup: P6422
Unit cell:
a: 172.194Å b: 172.194Å c: 146.646Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.211 0.211 0.293
Expression system: Escherichia coli