4gpl

X-ray diffraction
3Å resolution

Structure of Cbl(TKB) bound to a phosphorylated pentapeptide

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:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assemblies composition:
hetero dimer (preferred)
hetero hexamer
PDBe Complex ID:
PDB-CPX-149764 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
ACE-PTR-THR-PRO-GLU-PRO, PEPTIDE INHIBITOR Chain: A
Molecule details ›
Chain: A
Length: 7 amino acids
Theoretical weight: 710 Da
Source organism: Homo sapiens
Expression system: Not provided
E3 ubiquitin-protein ligase CBL Chain: B
Molecule details ›
Chain: B
Length: 309 amino acids
Theoretical weight: 35.84 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P22681 (Residues: 47-351; Coverage: 34%)
Gene names: CBL, CBL2, RNF55
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU FR-E SUPERBRIGHT
Spacegroup: P6
Unit cell:
a: 122.574Å b: 122.574Å c: 56.231Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.185 0.182 0.248
Expression systems:
  • Not provided
  • Escherichia coli