PDBe 2f3z

X-ray diffraction
1.6Å resolution

Calmodulin/IQ-AA 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
Voltage-dependent L-type calcium channel subunit alpha-1C Chain: B
Molecule details ›
Chain: B
Length: 21 amino acids
Theoretical weight: 2.71 KDa
Source organism: Homo sapiens
Expression system: Not provided
UniProt:
  • Canonical: Q13936 (Residues: 1665-1685; Coverage: 1%)
Gene names: CACH2, CACN2, CACNA1C, CACNL1A1, CCHL1A1

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: CAMD BEAMLINE GCPCC
Spacegroup: C2
Unit cell:
a: 86.26Å b: 31.37Å c: 64.11Å
α: 90° β: 115.89° γ: 90°
R-values:
R R work R free
0.219 0.219 0.272
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided