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Zn2+-bound FCD domain of TM0439, a putative transcriptional regulator

X-ray diffraction
1.63Å resolution
PDB entry 3sxk coloured by chain, front view.
PDB entry 3sxk coloured by chain, side view.
PDB entry 3sxk coloured by chain, top view.
Source organism: Thermotoga maritima
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: HTH gntR-type domain-containing protein
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Multimeric state: homo dimer
Accessible surface area: 13245.22 Å2
Buried surface area: 2941.68 Å2
Dissociation area: 908.49 Å2
Dissociation energy (ΔGdiss): 7.24 kcal/mol
Dissociation entropy (TΔSdiss): 11.98 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-194536

Macromolecules

HTH gntR-type domain-containing protein
Chains: A, B
Length: 140 amino acids
Theoretical weight: 16.46 KDa
Source organism: Thermotoga maritima
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9WYS0 (Residues: 75-211; Coverage: 64%)
Gene name: TM_0439
Pfam: FCD domain
InterPro:
CATH: GntR ligand-binding domain-like
HTH gntR-type domain-containing protein in PDB entry 3sxk, assembly 1, front view.
HTH gntR-type domain-containing protein in PDB entry 3sxk, assembly 1, side view.
HTH gntR-type domain-containing protein in PDB entry 3sxk, assembly 1, top view.
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