4bwf

X-ray diffraction
3.23Å resolution

Pex4p-Pex22p disulphide bond mutant

Released:

Function and Biology Details

Reaction catalysed:
S-ubiquitinyl-[E1 ubiquitin-activating enzyme]-L-cysteine + [E2 ubiquitin-conjugating enzyme]-L-cysteine = [E1 ubiquitin-activating enzyme]-L-cysteine + S-ubiquitinyl-[E2 ubiquitin-conjugating enzyme]-L-cysteine
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-151410 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Ubiquitin-conjugating enzyme E2-21 kDa Chain: A
Molecule details ›
Chain: A
Length: 172 amino acids
Theoretical weight: 19.54 KDa
Source organism: Saccharomyces cerevisiae
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P29340 (Residues: 15-183; Coverage: 92%)
Gene names: PAS2, PEX4, UBC10, YGR133W
Sequence domains: Ubiquitin-conjugating enzyme
Structure domains: Ubiquitin Conjugating Enzyme
Peroxisome assembly protein 22 Chain: B
Molecule details ›
Chain: B
Length: 130 amino acids
Theoretical weight: 14.44 KDa
Source organism: Saccharomyces cerevisiae
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P39718 (Residues: 54-180; Coverage: 71%)
Gene names: PEX22, YAL055W
Sequence domains: Peroxisomal biogenesis protein family
Structure domains: Peroxisome assembly protein 22

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE X13
Spacegroup: C2
Unit cell:
a: 138.858Å b: 42.802Å c: 60.54Å
α: 90° β: 100.14° γ: 90°
R-values:
R R work R free
0.205 0.203 0.264
Expression system: Escherichia coli BL21(DE3)