PDBe 4tzi

X-ray diffraction
2.1Å resolution

Structure of unliganded Lyn SH2 domain


Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Tyrosine-protein kinase Lyn Chains: A, B
Molecule details ›
Chains: A, B
Length: 115 amino acids
Theoretical weight: 13.2 KDa
Source organism: Mus musculus
Expression system: Escherichia coli
  • Canonical: P25911 (Residues: 115-229; Coverage: 23%)
Gene name: Lyn
Sequence domains: SH2 domain

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007 HF
Spacegroup: C2
Unit cell:
a: 111.915Å b: 27.995Å c: 74.915Å
α: 90° β: 96.81° γ: 90°
R R work R free
0.203 0.199 0.254
Expression system: Escherichia coli