X-ray diffraction
2Å resolution

Structure of c-Cbl-ZAP-70 peptide complex

Source organism: Homo sapiens

Function and Biology Details

Reactions 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
ATP + a [protein]-L-tyrosine = ADP + a [protein]-L-tyrosine phosphate
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
E3 ubiquitin-protein ligase CBL Chains: A, C
Molecule details ›
Chains: A, C
Length: 389 amino acids
Theoretical weight: 44.93 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P22681 (Residues: 47-435; Coverage: 43%)
Gene names: CBL, CBL2, RNF55
Sequence domains:
Structure domains:
Tyrosine-protein kinase ZAP-70 Chains: B, D
Molecule details ›
Chains: B, D
Length: 12 amino acids
Theoretical weight: 1.34 KDa
Source organism: Homo sapiens
Expression system: Not provided
  • Canonical: P43403 (Residues: 286-297; Coverage: 2%)
Gene names: SRK, ZAP70

Ligands and Environments

2 bound ligands:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I03
Spacegroup: P65
Unit cell:
a: 93.57Å b: 93.57Å c: 189.599Å
α: 90° β: 90° γ: 120°
R R work R free
0.159 0.158 0.18
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided