› 5n3a

X-ray diffraction
1.4Å resolution

cAMP-dependent Protein Kinase A from Cricetulus griseus in complex with fragment like molecule 4-methyl-5-(1-methylimidazol-2-yl)-1,3-thiazol-2-amine

Released:
DOI: 10.2210/pdb5n3a/pdb
PDB entry 5n3a coloured by chain, front view.
PDB entry 5n3a coloured by chain, side view.
PDB entry 5n3a coloured by chain, top view.
Source organism: Cricetulus griseus
Entry authors: Siefker C, Heine A, Klebe G

Function and Biology Details

Reaction catalysed: 
ATP + a protein = ADP + a phosphoprotein
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-124343 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
cAMP-dependent protein kinase catalytic subunit alpha Chain: A
Molecule details ›
Chain: A
Length: 353 amino acids
Theoretical weight: 41.19 KDa
Source organism: Cricetulus griseus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P25321 (Residues: 1-351; Coverage: 100%)
Gene name: PRKACA
Sequence domains: Protein kinase domain
cAMP-dependent protein kinase inhibitor alpha Chain: B
Molecule details ›
Chain: B
Length: 19 amino acids
Theoretical weight: 1.99 KDa
Source organism: Cricetulus griseus
Expression system: Not provided
UniProt:
  • Canonical: G3HK48 (Residues: 12-30; Coverage: 8%)
Gene name: I79_011066

Ligands and Environments

3 bound ligands:
Ligand DMS 2 x DMS
Ligand MPD 1 x MPD
Ligand 46P 1 x 46P
2 modified residues:
Ligand SEP 3 x SEP
Ligand TPO 1 x TPO

Experiments and Validation Details

Entry percentile scores
X-ray source: BESSY BEAMLINE 14.1
Spacegroup: P212121
Unit cell:
a: 58.326Å b: 72.411Å c: 108.434Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.162 0.161 0.184
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided

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