› 3qp3

X-ray diffraction
2Å resolution

Crystal structure of titin domain M4, tetragonal form

Released:
DOI: 10.2210/pdb3qp3/pdb
PDB entry 3qp3 coloured by chain, front view.
PDB entry 3qp3 coloured by chain, side view.
PDB entry 3qp3 coloured by chain, top view.
Source organism: Homo sapiens
Entry authors: Sauer F, Kolodziejczyk A, Wilmanns M

Function and Biology Details

Reaction catalysed: 
ATP + a protein = ADP + a phosphoprotein
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-186809 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Titin Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 103 amino acids
Theoretical weight: 11.55 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8WZ42 (Residues: 33294-33395; Coverage: 0%)
Gene name: TTN
Sequence domains: Immunoglobulin I-set domain
Structure domains: Immunoglobulins

Ligands and Environments

1 bound ligand:
Ligand SO4 7 x SO4
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-1
Spacegroup: P41212
Unit cell:
a: 63.494Å b: 63.494Å c: 151.023Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.179 0.177 0.213
Expression system: Escherichia coli

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