› 3qk3

X-ray diffraction
1.95Å resolution

Crystal structure of human beta-crystallin B3

Released:
DOI: 10.2210/pdb3qk3/pdb
PDB entry 3qk3 coloured by chain, front view.
PDB entry 3qk3 coloured by chain, side view.
PDB entry 3qk3 coloured by chain, top view.
Source organism: Homo sapiens
Entry authors: Krojer T, Gileadi C, Cocking R, Muniz J, Pilka E, Yue WW, Vollmar M, Pike ACW, von Delft F, Bountra C, Arrowsmith CH, Weigelt J, Edwards A, Kavanagh K, Oppermann U, Structural Genomics Consortium (SGC)

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-150903 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Beta-crystallin B3, N-terminally processed Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 184 amino acids
Theoretical weight: 21.45 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P26998 (Residues: 21-199; Coverage: 85%)
Gene names: CRYB3, CRYBB3
Sequence domains: Beta/Gamma crystallin
Structure domains: Crystallins

Ligands and Environments

2 bound ligands:
Ligand SO4 5 x SO4
Ligand EDO 5 x EDO
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I02
Spacegroup: C2
Unit cell:
a: 98.778Å b: 82.627Å c: 63.592Å
α: 90° β: 97.92° γ: 90°
R-values:
R R work R free
0.173 0.172 0.205
Expression system: Escherichia coli

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