PDBe 1pma

X-ray diffraction
3.4Å resolution

PROTEASOME FROM THERMOPLASMA ACIDOPHILUM

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero 28-mer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Proteasome subunit alpha Chains: A, C, D, E, F, G, H, I, J, K, L, M, N, O
Molecule details ›
Chains: A, C, D, E, F, G, H, I, J, K, L, M, N, O
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:
Structure domains: Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Proteasome subunit beta Chains: 1, 2, B, P, Q, R, S, T, U, V, W, X, Y, Z
Molecule details ›
Chains: 1, 2, B, P, Q, R, S, T, U, V, W, X, Y, Z
Length: 211 amino acids
Theoretical weight: 23.17 KDa
Source organism: Thermoplasma acidophilum
Expression system: Escherichia coli
UniProt:
  • Canonical: P28061 (Residues: 1-211; Coverage: 100%)
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
X-ray source: MPG/DESY, HAMBURG BEAMLINE BW6
Spacegroup: P212121
Unit cell:
a: 311.9Å b: 209.7Å c: 117.2Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.221 0.221 not available
Expression system: Escherichia coli