› 2w4t

Electron Microscopy
35Å resolution

ISOMETRICALLY CONTRACTING INSECT ASYNCHRONOUS FLIGHT MUSCLE

Released:
DOI: 10.2210/pdb2w4t/pdb
PDB entry 2w4t coloured by chain, ensemble of 43 models, front view.
PDB entry 2w4t coloured by chain, ensemble of 43 models, side view.
PDB entry 2w4t coloured by chain, ensemble of 43 models, top view.
Source organism: Argopecten irradians
Primary publication:
Electron tomography of cryofixed, isometrically contracting insect flight muscle reveals novel actin-myosin interactions.
Wu S, Liu J, Reedy MC, Tregear RT, Winkler H, Franzini-Armstrong C, Sasaki H, Lucaveche C, Goldman YE, Reedy MK, Taylor KA
PLoS One 5 (2010)
PMID: 20844746
Related structures: EMD-1561

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-150277 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Myosin heavy chain, striated muscle Chain: C
Molecule details ›
Chain: C
Length: 831 amino acids
Theoretical weight: 94.84 KDa
Source organism: Argopecten irradians
UniProt:
  • Canonical: P24733 (Residues: 5-835; Coverage: 43%)
Sequence domains:
Myosin regulatory light chain, striated adductor muscle Chain: Y
Molecule details ›
Chain: Y
Length: 136 amino acids
Theoretical weight: 15.58 KDa
Source organism: Argopecten irradians
UniProt:
  • Canonical: P13543 (Residues: 16-151; Coverage: 87%)
Sequence domains: EF-hand domain pair
Myosin essential light chain, striated adductor muscle Chain: Z
Molecule details ›
Chain: Z
Length: 151 amino acids
Theoretical weight: 17.05 KDa
Source organism: Argopecten irradians
UniProt:
  • Canonical: P07291 (Residues: 5-155; Coverage: 96%)
Sequence domains: EF-hand domain pair

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 35Å
Relevant EMDB volumes: EMD-1561

Quick links

Citations

11 review citations

Regulating the contraction of insect flight muscle.
Bullard et al. (2011)
10 more

2 mentions without citation

Electron tomography of cryofixed, isometrically contracting insect flight muscle reveals novel actin-myosin interactions.
Wu et al. (2010)
1 more