1oxq

X-ray diffraction
2.3Å resolution

Structure and Function Analysis of Peptide Antagonists of Melanoma Inhibitor of Apoptosis (ML-IAP)

Released:

Function and Biology Details

Reaction catalysed:
S-ubiquitinyl-[E2 ubiquitin-conjugating enzyme]-L-cysteine + [acceptor protein]-L-lysine = [E2 ubiquitin-conjugating enzyme]-L-cysteine + N(6)-ubiquitinyl-[acceptor protein]-L-lysine
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domain:

Structure analysis Details

Assemblies composition:
monomeric
homo dimer
hetero dimer
hetero hexamer
hetero tetramer
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-188403 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Baculoviral IAP repeat-containing protein 7 30kDa subunit Chains: A, B, C, D, E
Molecule details ›
Chains: A, B, C, D, E
Length: 140 amino acids
Theoretical weight: 15.75 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q96CA5 (Residues: 63-179; Coverage: 39%)
Gene names: BIRC7, KIAP, LIVIN, MLIAP, RNF50, UNQ5800/PRO19607/PRO21344
Sequence domains: Inhibitor of Apoptosis domain
Structure domains: Inhibitor Of Apoptosis Protein (2mihbC-IAP-1); Chain A
Diablo IAP-binding mitochondrial protein, cleaved form Chain: F
Molecule details ›
Chain: F
Length: 9 amino acids
Theoretical weight: 943 Da
Source organism: Homo sapiens
Expression system: Not provided
UniProt:
  • Canonical: Q9NR28 (Residues: 56-64; Coverage: 4%)
Gene names: DIABLO, SMAC

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 32-ID
Spacegroup: P32
Unit cell:
a: 83.189Å b: 83.189Å c: 93.612Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.163 0.161 0.218
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided