Function and Biology Details
Reaction catalysed:
Cleavage of peptide bonds with very broad specificity.
Biochemical function:
Biological process:
Cellular component:
Sequence domains:
- Peptidase T1A, proteasome beta-subunit
- Nucleophile aminohydrolases, N-terminal
- Proteasome alpha subunit, archaeal
- Peptidase T1A, proteasome beta-subunit, archaeal
- Proteasome B-type subunit
- Proteasome, subunit alpha/beta
- Proteasome alpha-type subunit
- Proteasome alpha-subunit, N-terminal domain
1 more domain
Structure domain:
Structure analysis Details
Assembly composition:
hetero 28-mer (preferred)
Assembly name:
Proteasome core complex (preferred)
PDBe Complex ID:
PDB-CPX-150391 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Proteasome subunit alpha
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:
Sequence domains:
Structure domains: Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
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%)
Sequence domains:
Structure domains: Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Proteasome subunit beta
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:
Sequence domains: Proteasome subunit
Structure domains: Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
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%)
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
X-ray source:
MPG/DESY, HAMBURG BEAMLINE BW6
Spacegroup:
P212121
Expression system: Escherichia coli
