8dd0

Electron Microscopy
3.5Å resolution

The structure of the native cardiac thin filament junction region

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero hexadecamer (preferred)
PDBe Complex ID:
PDB-CPX-222173 (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: 42.06 KDa
Source organism: Sus scrofa
UniProt:
  • Canonical: P68137 (Residues: 1-377; Coverage: 100%)
Gene names: ACTA, ACTA1
Sequence domains: Actin
Tropomyosin alpha-1 chain Chains: G, H, I, J, L, M, N, O
Molecule details ›
Chains: G, H, I, J, L, M, N, O
Length: 284 amino acids
Theoretical weight: 32.76 KDa
Source organism: Sus scrofa
UniProt:
  • Canonical: P42639 (Residues: 1-284; Coverage: 100%)
Gene name: TPM1
Sequence domains: Tropomyosin
Troponin T, cardiac muscle Chains: K, P
Molecule details ›
Chains: K, P
Length: 295 amino acids
Theoretical weight: 35.16 KDa
Source organism: Sus scrofa
UniProt:
  • Canonical: I3LS66 (Residues: 1-295; Coverage: 100%)
Gene name: TNNT2
Sequence domains: Troponin

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.5Å
Relevant EMDB volumes: EMD-27331