8f8q

Electron Microscopy
2.79Å resolution

Cryo-EM structure of the CapZ-capped barbed end of F-actin

Released:
Related structures: EMD-28933

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero octamer (preferred)
PDBe Complex ID:
PDB-CPX-217307 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Actin, alpha skeletal muscle Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 377 amino acids
Theoretical weight: 42.11 KDa
Source organism: Oryctolagus cuniculus
UniProt:
  • Canonical: P68135 (Residues: 1-377; Coverage: 100%)
Gene names: ACTA, ACTA1
Sequence domains: Actin
F-actin-capping protein subunit alpha-1 Chain: G
Molecule details ›
Chain: G
Length: 286 amino acids
Theoretical weight: 32.96 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P52907 (Residues: 1-286; Coverage: 100%)
Gene name: CAPZA1
Sequence domains: F-actin capping protein alpha subunit
F-actin-capping protein subunit beta Chain: H

Ligands and Environments

2 bound ligands:
1 modified residue:

Experiments and Validation Details

wwPDB Validation report is not available for this EM entry.
Resolution: 2.79Å
Relevant EMDB volumes: EMD-28933
Expression system: Escherichia coli