Structure analysis

Crystal structure of a peptide deformylase from Haemophilus influenzae complex with Actinonin

X-ray diffraction
2.33Å resolution
Assembly composition:
homo tetramer (preferred)
Entry contents: 1 distinct polypeptide molecule


Assembly 1 (preferred)
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Multimeric state: homo tetramer
Accessible surface area: 29900 Å2
Buried surface area: 7600 Å2
Dissociation area: 2,100 Å2
Dissociation energy (ΔGdiss): -24 kcal/mol
Dissociation entropy (TΔSdiss): 37 kcal/mol
Interface energy (ΔGint): -48 kcal/mol
Symmetry number: 1


Chains: A, B, C, D
Length: 169 amino acids
Theoretical weight: 19.08 KDa
Source organism: Haemophilus influenzae 86-028NP
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q4QMV6 (Residues: 1-169; Coverage: 100%)
Gene names: NTHI0725, def
Pfam: Polypeptide deformylase
CATH: Peptide deformylase

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