› 3d3a

X-ray diffraction
2.15Å resolution

Crystal structure of a beta-galactosidase from Bacteroides thetaiotaomicron

Released:
DOI: 10.2210/pdb3d3a/pdb
PDB entry 3d3a coloured by chain, front view.
PDB entry 3d3a coloured by chain, side view.
PDB entry 3d3a coloured by chain, top view.
Source organism: Bacteroides thetaiotaomicron VPI-5482
Entry authors: Palani K, Kumaran D, Burley SK, Swaminathan S, New York SGX Research Center for Structural Genomics (NYSGXRC)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-183804 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
F5/8 type C domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 612 amino acids
Theoretical weight: 71.23 KDa
Source organism: Bacteroides thetaiotaomicron VPI-5482
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8AB22 (Residues: 24-625; Coverage: 80%)
Gene name: BT_0290
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
1 modified residue:
Ligand MSE 22 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: P43
Unit cell:
a: 117.017Å b: 117.017Å c: 59.711Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.214 0.214 0.254
Expression system: Escherichia coli

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