PDBe 5h53

Electron Microscopy
5.2Å resolution

The structure of rabbit skeletal muscle actomyosin rigor complex at 5.2 angstrom.

Released:
Source organism: Oryctolagus cuniculus
Related structures: EMD-6664

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero pentamer (preferred)
Entry contents:
4 distinct polypeptide molecules
Macromolecules (4 distinct):
Skeletal muscle myosin heavy chain MyHC-EO/IIL Chain: A
Molecule details ›
Chain: A
Length: 845 amino acids
Theoretical weight: 96.77 KDa
Source organism: Oryctolagus cuniculus
UniProt:
  • Canonical: Q9GJP9 (Residues: 1-845; Coverage: 44%)
Gene name: MYH13
Sequence domains:
Myosin regulatory light chain 2, skeletal muscle isoform type 1 Chain: B
Molecule details ›
Chain: B
Length: 146 amino acids
Theoretical weight: 16.51 KDa
Source organism: Oryctolagus cuniculus
UniProt:
  • Canonical: P24732 (Residues: 25-170; Coverage: 86%)
Sequence domains: EF-hand domain
Myosin light chain 1/3, skeletal muscle isoform Chain: C
Molecule details ›
Chain: C
Length: 153 amino acids
Theoretical weight: 17.19 KDa
Source organism: Oryctolagus cuniculus
UniProt:
  • Canonical: P02602 (Residues: 41-192; Coverage: 79%)
Gene name: MYL1
Sequence domains: EF-hand domain
Actin, alpha skeletal muscle Chains: D, E
Molecule details ›
Chains: D, E
Length: 375 amino acids
Theoretical weight: 41.88 KDa
Source organism: Oryctolagus cuniculus
UniProt:
  • Canonical: P68135 (Residues: 3-377; Coverage: 100%)
Gene names: ACTA, ACTA1
Sequence domains: Actin

Ligands and Environments

1 bound ligand:

1 modified residue:

Experiments and Validation Details

Entry percentile scores
Resolution: 5.2Å
Relevant EMDB volumes: EMD-6664