Structure analysis

Crystal Structure of Petrobactin-binding Protein YclQ from Bacillu subtilis

X-ray diffraction
1.75Å resolution
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule


Assembly 1
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Multimeric state: monomeric
Accessible surface area: 13400 Å2
Buried surface area: 200 Å2
Dissociation area: 100 Å2
Dissociation energy (ΔGdiss): 9 kcal/mol
Dissociation entropy (TΔSdiss): 1 kcal/mol
Interface energy (ΔGint): -7 kcal/mol
Symmetry number: 1
Assembly 2 (preferred)
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Multimeric state: monomeric

Binding statistics and energies are not available for this assembly


Chains: A, B
Length: 303 amino acids
Theoretical weight: 33.7 KDa
Source organism: Bacillus subtilis subsp. subtilis str. 168
Expression system: Escherichia coli
  • Canonical: P94421 (Residues: 21-317; Coverage: 100%)
Gene names: BSU03830, yclQ
Pfam: Periplasmic binding protein
CATH: Nitrogenase molybdenum iron protein domain

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