PDBe 3c91

Electron Microscopy
6.8Å resolution

Thermoplasma acidophilum 20S proteasome with an open gate

Released:
Source organism: Thermoplasma acidophilum
Related structures: EMD-1733

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero 28-mer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Proteasome subunit beta Chains: 1, 2, H, I, J, K, L, M, N, V, W, X, Y, Z
Molecule details ›
Chains: 1, 2, H, I, J, K, L, M, N, V, W, X, Y, Z
Length: 203 amino acids
Theoretical weight: 22.29 KDa
Source organism: Thermoplasma acidophilum
Expression system: Escherichia coli
UniProt:
  • Canonical: P28061 (Residues: 9-211; Coverage: 96%)
Gene names: Ta0612, psmB
Proteasome subunit alpha Chains: A, B, C, D, E, F, G, O, P, Q, R, S, T, U
Molecule details ›
Chains: A, B, C, D, E, F, G, O, P, Q, R, S, T, U
Length: 233 amino acids
Theoretical weight: 25.83 KDa
Source organism: Thermoplasma acidophilum
Expression system: Escherichia coli
UniProt:
  • Canonical: P25156 (Residues: 1-233; Coverage: 100%)
Gene names: Ta1288, psmA
Sequence domains:

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 6.8Å
Relevant EMDB volumes: EMD-1733
Expression system: Escherichia coli