4x6q

X-ray diffraction
2.52Å resolution

An Isoform-specific Myristylation Switch Targets RIIb PKA Holoenzymes to Membranes

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-138543 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
cAMP-dependent protein kinase type II-beta regulatory subunit Chain: B
Molecule details ›
Chain: B
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
cAMP-dependent protein kinase catalytic subunit alpha Chain: C
Molecule details ›
Chain: C
Length: 350 amino acids
Theoretical weight: 40.74 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:

Ligands and Environments

No bound ligands
2 modified residues:

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.1
Spacegroup: C222
Unit cell:
a: 152.714Å b: 214.039Å c: 61.872Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.201 0.198 0.261
Expression system: Escherichia coli