› 3eaf

X-ray diffraction
2Å resolution

Crystal structure of ABC transporter, substrate binding protein Aeropyrum pernix

Released:
DOI: 10.2210/pdb3eaf/pdb
PDB entry 3eaf coloured by chain, front view.
PDB entry 3eaf coloured by chain, side view.
PDB entry 3eaf coloured by chain, top view.
Source organism: Aeropyrum pernix
Entry authors: Zhang Z, Eswaramoorthy S, Burley SK, Swaminathan S, New York SGX Research Center for Structural Genomics (NYSGXRC)

Function and Biology Details

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-195466 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Leucine-binding protein domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 391 amino acids
Theoretical weight: 43.41 KDa
Source organism: Aeropyrum pernix
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9YCF4 (Residues: 45-426; Coverage: 90%)
Gene name: APE_1303.1
Sequence domains: Periplasmic binding protein
Structure domains: Rossmann fold

Ligands and Environments

2 bound ligands:
Ligand GOL 1 x GOL
Ligand MG 1 x MG
1 modified residue:
Ligand MSE 6 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X12C
Spacegroup: C2221
Unit cell:
a: 41.125Å b: 91.07Å c: 192.86Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.171 0.165 0.207
Expression system: Escherichia coli

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