PDBe 3b43

X-ray diffraction
3.3Å resolution

I-band fragment I65-I70 from titin


Function and Biology Details

Reaction catalysed:
ATP + a protein = ADP + a phosphoprotein
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
Titin Chain: A
Molecule details ›
Chain: A
Length: 570 amino acids
Theoretical weight: 62.89 KDa
Source organism: Oryctolagus cuniculus
Expression system: Escherichia coli
  • Canonical: D0VWS0 (Residues: 1-570; Coverage: 100%)
Sequence domains: Immunoglobulin I-set domain
Structure domains: Immunoglobulins

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID29
Spacegroup: P6522
Unit cell:
a: 141.43Å b: 141.43Å c: 166.01Å
α: 90° β: 90° γ: 120°
R R work R free
0.222 0.22 0.267
Expression system: Escherichia coli