3m9d

X-ray diffraction
4.5Å resolution

Crystal structure of the prokaryotic ubiquintin-like protein Pup complexed with the hexameric proteasomal ATPase Mpa which includes the amino terminal coiled coil domain and the inter domain

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero nonamer (preferred)
PDBe Complex ID:
PDB-CPX-161571 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Proteasome-associated ATPase Chains: A, B, C, D, E, F, J, K, L, M, N, O
Molecule details ›
Chains: A, B, C, D, E, F, J, K, L, M, N, O
Length: 251 amino acids
Theoretical weight: 27.49 KDa
Source organism: Mycobacterium tuberculosis H37Rv
Expression system: Escherichia coli
UniProt:
  • Canonical: P9WQN5 (Residues: 1-234; Coverage: 38%)
Gene names: MTCY261.11c, Rv2115c, mpa
Sequence domains:
Prokaryotic ubiquitin-like protein Pup Chains: G, H, I, P, Q, R
Molecule details ›
Chains: G, H, I, P, Q, R
Length: 68 amino acids
Theoretical weight: 7.37 KDa
Source organism: Mycobacterium tuberculosis H37Rv
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P9WHN5 (Residues: 1-64; Coverage: 100%)
Gene names: Rv2111c, pup
Sequence domains: Pup-like protein

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: P21
Unit cell:
a: 176.58Å b: 176.96Å c: 176.61Å
α: 90° β: 89.94° γ: 90°
R-values:
R R work R free
0.265 0.264 0.292
Expression systems:
  • Escherichia coli
  • Escherichia coli BL21(DE3)