PDBe 2f3y

X-ray diffraction
1.45Å resolution

Calmodulin/IQ domain complex

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Calmodulin-2 Chain: A
Molecule details ›
Chain: A
Length: 148 amino acids
Theoretical weight: 16.72 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0DP24 (Residues: 2-149; Coverage: 99%)
Gene names: CALM2, CAM2, CAMB
Structure domains: EF-hand
L-type calcium channel alpha 1c subunit Chain: B
Molecule details ›
Chain: B
Length: 21 amino acids
Theoretical weight: 2.81 KDa
Source organism: Cavia porcellus
Expression system: Not provided
UniProt:
  • Canonical: Q810C8 (Residues: 141-161; Coverage: 5%)
Gene name: CACNA1C

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: CAMD BEAMLINE GCPCC
Spacegroup: C2
Unit cell:
a: 86.2Å b: 30.96Å c: 63.94Å
α: 90° β: 114.54° γ: 90°
R-values:
R R work R free
0.189 0.189 0.219
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided