2fhh

X-ray diffraction
2.99Å resolution

Crystal Structure of Mycobacterium Tuberculosis Proteasome in complex with a peptidyl boronate inhibitor MLN-273

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero 28-mer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-161585 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Proteasome subunit alpha Chains: 1, A, B, D, F, I, K, M, O, Q, S, U, W, Y
Molecule details ›
Chains: 1, A, B, D, F, I, K, M, O, Q, S, U, W, Y
Length: 251 amino acids
Theoretical weight: 27.2 KDa
Source organism: Mycobacterium tuberculosis
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P9WHU1 (Residues: 2-248; Coverage: 100%)
Gene names: Rv2109c, prcA
Sequence domains: Proteasome subunit
Structure domains: Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1
Proteasome subunit beta Chains: 2, C, E, G, H, J, L, N, P, R, T, V, X, Z
Molecule details ›
Chains: 2, C, E, G, H, J, L, N, P, R, T, V, X, Z
Length: 240 amino acids
Theoretical weight: 25.27 KDa
Source organism: Mycobacterium tuberculosis
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P9WHT9 (Residues: 58-291; Coverage: 80%)
Gene names: Rv2110c, prcB
Sequence domains: Proteasome subunit
Structure domains: Glutamine Phosphoribosylpyrophosphate, subunit 1, domain 1

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X25
Spacegroup: P21
Unit cell:
a: 173.957Å b: 116.172Å c: 200.203Å
α: 90° β: 112.71° γ: 90°
R-values:
R R work R free
0.228 0.226 0.262
Expression system: Escherichia coli BL21(DE3)