› 4oca

X-ray diffraction
2.3Å resolution

Cryatal structure of ArnB K188A complexted with PLP and UDP-Ara4N

Released:
DOI: 10.2210/pdb4oca/pdb
PDB 4oca coloured by chain and viewed from the front.
PDB 4oca coloured by chain and viewed from the side.
PDB 4oca coloured by chain and viewed from the top.
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium
Primary publication:
Structural Basis for Substrate Specificity in ArnB. A Key Enzyme in the Polymyxin Resistance Pathway of Gram-Negative Bacteria.
Lee M, Sousa MC
Biochemistry 53 796-805 (2014)
PMID: 24460375

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
UDP-4-amino-4-deoxy-L-arabinose--oxoglutarate aminotransferase Chain: A
Molecule details ›
Chain: A
Length: 385 amino acids
Theoretical weight: 41.8 KDa
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium
Expression system: Escherichia coli
Structure domains:

Ligands and Environments

1 bound ligand:
Ligand 2QR 1 x 2QR
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.2
Spacegroup: P43212
Unit cell:
a: 90.952Å b: 90.952Å c: 129.123Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.228 0.226 0.261
Expression system: Escherichia coli

Quick links

Citations

1 review citation

The yin and yang of bacterial resilience in the human gut microbiota.
Gibson et al. (2014)
9 other articles

2 mentions without citation

Structural basis for substrate specificity in ArnB. A key enzyme in the polymyxin resistance pathway of Gram-negative bacteria.
Lee et al. (2014)
1 more