PDBe 1dfl

X-ray diffraction
4.2Å resolution

SCALLOP MYOSIN S1 COMPLEXED WITH MGADP:VANADATE-TRANSITION STATE

Released:
Source organism: Argopecten irradians
Primary publication:
Three conformational states of scallop myosin S1.
Proc. Natl. Acad. Sci. U.S.A. 97 11238-43 (2000)
PMID: 11016966

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 Chains: A, B
Molecule details ›
Chains: A, B
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 Chains: W, Y
Molecule details ›
Chains: W, Y
Length: 139 amino acids
Theoretical weight: 15.91 KDa
Source organism: Argopecten irradians
UniProt:
  • Canonical: P13543 (Residues: 13-151; Coverage: 89%)
Sequence domains: EF-hand domain
Myosin essential light chain, striated adductor muscle Chains: X, Z
Molecule details ›
Chains: X, Z
Length: 152 amino acids
Theoretical weight: 17.17 KDa
Source organism: Argopecten irradians
UniProt:
  • Canonical: P07291 (Residues: 4-155; Coverage: 97%)
Sequence domains: EF-hand domain pair

Ligands and Environments


No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: CHESS BEAMLINE A1
Spacegroup: P21
Unit cell:
a: 53.032Å b: 243.475Å c: 124.65Å
α: 90° β: 100.2° γ: 90°
R-values:
R R work R free
0.394 0.394 0.4