Structure analysis

Crystal structure of PlsY (YgiH), an integral membrane glycerol 3-phosphate acyltransferase - the orthophosphate form

X-ray diffraction
1.83Å resolution
Source organism: Aquifex aeolicus VF5
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule


Assembly 1 (preferred)
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Multimeric state: monomeric
Accessible surface area: 10000 Å2
Buried surface area: 6100 Å2
Dissociation area: 300 Å2
Dissociation energy (ΔGdiss): -5 kcal/mol
Dissociation entropy (TΔSdiss): 4 kcal/mol
Interface energy (ΔGint): -41 kcal/mol
Symmetry number: 1


Chain: A
Length: 201 amino acids
Theoretical weight: 21.89 KDa
Source organism: Aquifex aeolicus VF5
Expression system: Escherichia coli
  • Canonical: O66905 (Residues: 3-192; Coverage: 99%)
Gene names: aq_676, plsY
Pfam: Glycerol-3-phosphate acyltransferase
InterPro: Glycerol-3-phosphate acyltransferase, PlsY

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