PDBe 3dre

X-ray diffraction
2.2Å resolution

Crystal structure of Human Brain-type Creatine Kinase


Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Creatine kinase B-type Chains: A, B
Molecule details ›
Chains: A, B
Length: 381 amino acids
Theoretical weight: 42.7 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P12277 (Residues: 1-381; Coverage: 100%)
Gene names: CKB, CKBB
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PAL/PLS BEAMLINE 4A
Spacegroup: P43212
Unit cell:
a: 97.963Å b: 97.963Å c: 164.312Å
α: 90° β: 90° γ: 90°
R R work R free
0.225 0.205 0.243
Expression system: Escherichia coli