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RpBphP2 chromophore-binding domain crystallized by homologue-directed mutagenesis.

X-ray diffraction
1.79Å resolution
PDB entry 4e04 coloured by chain, front view.
PDB entry 4e04 coloured by chain, side view.
PDB entry 4e04 coloured by chain, top view.
Source organism: Rhodopseudomonas palustris CGA009
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: histidine kinase
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Multimeric state: homo dimer
Accessible surface area: 26693.06 Å2
Buried surface area: 5585.06 Å2
Dissociation area: 1,441.4 Å2
Dissociation energy (ΔGdiss): 5.89 kcal/mol
Dissociation entropy (TΔSdiss): 13.73 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-179964

Macromolecules

histidine kinase
Chains: A, B
Length: 327 amino acids
Theoretical weight: 36.19 KDa
Source organism: Rhodopseudomonas palustris CGA009
Expression system: Escherichia coli
UniProt:
  • Canonical: Q6N5G3 (Residues: 1-104, 105-318; Coverage: 42%)
Gene names: RPA3015, TX73_015615, phyB1
Pfam:
InterPro:
CATH:
histidine kinase in PDB entry 4e04, assembly 1, front view.
histidine kinase in PDB entry 4e04, assembly 1, side view.
histidine kinase in PDB entry 4e04, assembly 1, top view.
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