› 5ild

X-ray diffraction
2.12Å resolution

Tobacco 5-epi-aristolochene synthase with MES buffer molecule and Mg2+ ions

Released:
DOI: 10.2210/pdb5ild/pdb
PDB entry 5ild coloured by chain, front view.
PDB entry 5ild coloured by chain, side view.
PDB entry 5ild coloured by chain, top view.
Source organism: Nicotiana tabacum
Entry authors: Koo HJ, Louie GV, Xu Y, Bowman M, Noel JP

Function and Biology Details

Reaction catalysed: 
(2E,6E)-farnesyl diphosphate = (+)-5-epiaristolochene + diphosphate
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-174935 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
5-epi-aristolochene synthase Chain: A
Molecule details ›
Chain: A
Length: 550 amino acids
Theoretical weight: 63.2 KDa
Source organism: Nicotiana tabacum
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q40577 (Residues: 1-548; Coverage: 100%)
Gene names: EAS3, EAS4
Sequence domains:
Structure domains:

Ligands and Environments

2 bound ligands:
Ligand MG 2 x MG
Ligand MES 1 x MES
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.2
Spacegroup: P41212
Unit cell:
a: 126.91Å b: 126.91Å c: 123.19Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.174 0.173 0.201
Expression system: Escherichia coli BL21(DE3)

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