PDBe 1wdc

X-ray diffraction
2Å resolution

SCALLOP MYOSIN REGULATORY DOMAIN

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Myosin heavy chain, striated muscle Chain: A
Molecule details ›
Chain: A
Length: 64 amino acids
Theoretical weight: 8 KDa
Source organism: Argopecten irradians
UniProt:
  • Canonical: P24733 (Residues: 774-837; Coverage: 3%)
Structure domains: Myosin, subunit A
Myosin regulatory light chain, striated adductor muscle Chain: B
Molecule details ›
Chain: B
Length: 156 amino acids
Theoretical weight: 17.56 KDa
Source organism: Argopecten irradians
UniProt:
  • Canonical: P13543 (Residues: 2-157; Coverage: 99%)
Sequence domains: EF-hand domain
Structure domains: EF-hand
Myosin essential light chain, striated adductor muscle Chain: C
Molecule details ›
Chain: C
Length: 156 amino acids
Theoretical weight: 17.64 KDa
Source organism: Argopecten irradians
UniProt:
  • Canonical: P07291 (Residues: 2-157; Coverage: 99%)
Sequence domains: EF-hand domain pair
Structure domains: EF-hand

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P21
Unit cell:
a: 52.65Å b: 87.1Å c: 55.5Å
α: 90° β: 114.5° γ: 90°
R-values:
R R work R free
0.194 0.194 0.281