5vy3

Electron Microscopy
3.1Å resolution

Thermoplasma acidophilum 20S Proteasome using 200keV with stage position

Released:
Source organism: Thermoplasma acidophilum
Primary publication:
Achieving better-than-3-Å resolution by single-particle cryo-EM at 200 keV.
Nat Methods 14 1075-1078 (2017)
PMID: 28991891
Related structures: EMD-8741

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero 28-mer (preferred)
PDBe Complex ID:
PDB-CPX-150391 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Proteasome subunit alpha Chains: 0, A, C, E, G, I, K, M, O, Q, S, U, W, Y
Molecule details ›
Chains: 0, A, C, E, G, I, K, M, O, Q, S, U, W, Y
Length: 224 amino acids
Theoretical weight: 24.78 KDa
Source organism: Thermoplasma acidophilum
Expression system: Escherichia coli
UniProt:
  • Canonical: P25156 (Residues: 10-233; Coverage: 96%)
Gene names: Ta1288, psmA
Sequence domains:
Structure domains: Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Proteasome subunit beta Chains: 1, B, D, F, H, J, L, N, P, R, T, V, X, Z
Molecule details ›
Chains: 1, B, D, F, H, J, L, N, P, R, T, V, X, 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
Sequence domains: Proteasome subunit
Structure domains: Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.1Å
Relevant EMDB volumes: EMD-8741
Expression system: Escherichia coli