› 2sas

X-ray diffraction
2.4Å resolution

STRUCTURE OF A SARCOPLASMIC CALCIUM-BINDING PROTEIN FROM AMPHIOXUS REFINED AT 2.4 ANGSTROMS RESOLUTION

Released:
DOI: 10.2210/pdb2sas/pdb
PDB entry 2sas coloured by chain, front view.
PDB entry 2sas coloured by chain, side view.
PDB entry 2sas coloured by chain, top view.
Source organism: Branchiostoma lanceolatum
Primary publication:
Structure of a sarcoplasmic calcium-binding protein from amphioxus refined at 2.4 A resolution.
Cook WJ, Jeffrey LC, Cox JA, Vijay-Kumar S
J Mol Biol 229 461-71 (1993)
PMID: 8429557

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-137914 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Sarcoplasmic calcium-binding proteins II, V, VI, and VII Chain: A
Molecule details ›
Chain: A
Length: 185 amino acids
Theoretical weight: 21.31 KDa
Source organism: Branchiostoma lanceolatum
Expression system: Not provided
UniProt:
  • Canonical: P04570 (Residues: 1-185; Coverage: 100%)
Structure domains: EF-hand

Ligands and Environments

1 bound ligand:
Ligand CA 3 x CA
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: C2221
Unit cell:
a: 59.6Å b: 81.3Å c: 82.4Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.199 0.199 not available
Expression system: Not provided

Quick links

Citations

3 review citations

Invertebrate muscles: muscle specific genes and proteins.
Hooper et al. (2005)
2 more

5 mentions without citation

Improved prediction of critical residues for protein function based on network and phylogenetic analyses.
Thibert et al. (2005)
4 more