› 4cln

X-ray diffraction
2.2Å resolution

STRUCTURE OF A RECOMBINANT CALMODULIN FROM DROSOPHILA MELANOGASTER REFINED AT 2.2-ANGSTROMS RESOLUTION

Released:
DOI: 10.2210/pdb4cln/pdb
PDB entry 4cln coloured by chain, front view.
PDB entry 4cln coloured by chain, side view.
PDB entry 4cln coloured by chain, top view.
Source organism: Drosophila melanogaster
Primary publication:
Structure of a recombinant calmodulin from Drosophila melanogaster refined at 2.2-A resolution.
Taylor DA, Sack JS, Maune JF, Beckingham K, Quiocho FA
J Biol Chem 266 21375-80 (1991)
PMID: 1939171

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-158577 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Calmodulin Chain: A
Molecule details ›
Chain: A
Length: 148 amino acids
Theoretical weight: 16.69 KDa
Source organism: Drosophila melanogaster
Expression system: Not provided
UniProt:
  • Canonical: P62152 (Residues: 2-149; Coverage: 99%)
Gene names: CG8472, Cam
Sequence domains: EF-hand domain pair
Structure domains: EF-hand

Ligands and Environments

1 bound ligand:
Ligand CA 4 x CA
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P1
Unit cell:
a: 29.57Å b: 53.92Å c: 24.78Å
α: 93.24° β: 97.08° γ: 88.86°
R-values:
R R work R free
0.197 not available not available
Expression system: Not provided

Quick links

Citations

8 review citations

Molecular tuning of ion binding to calcium signaling proteins.
Falke et al. (1994)
7 more

9 mentions without citation

Relative solvent accessible surface area predicts protein conformational changes upon binding.
Marsh et al. (2011)
8 more