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Structure of E. Coli CheY mutant A113P bound to Beryllium fluoride

X-ray diffraction
2.1Å resolution
PDB entry 3myy coloured by chain, front view.
PDB entry 3myy coloured by chain, side view.
PDB entry 3myy coloured by chain, top view.
Source organism: Escherichia coli K-12
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: Chemotaxis protein CheY
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Multimeric state: homo dimer
Accessible surface area: 12445.84 Å2
Buried surface area: 4379.87 Å2
Dissociation area: 639.16 Å2
Dissociation energy (ΔGdiss): 1.21 kcal/mol
Dissociation entropy (TΔSdiss): 11.05 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-142407
Homo dimeric assembly 1 of PDB entry 3myy coloured by chemically distinct molecules, front view.
Homo dimeric assembly 1 of PDB entry 3myy coloured by chemically distinct molecules, side view.
Homo dimeric assembly 1 of PDB entry 3myy coloured by chemically distinct molecules, top view.
    Assembly 1
Confidence : 98%
No. subunits : 2
Symmetry : C2
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3DComplex & QSbio predictionx
No. subunits : 2
Symmetry : C2
Evidence : Interface geometry is similar to that of 2qxy_1 (30% id)

Macromolecules

Chemotaxis protein CheY
Chains: A, B
Length: 128 amino acids
Theoretical weight: 14.01 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P0AE67 (Residues: 2-129; Coverage: 99%)
Gene names: JW1871, b1882, cheY
Pfam: Response regulator receiver domain
InterPro:
CATH: Rossmann fold
Chemotaxis protein CheY in PDB entry 3myy, assembly 1, front view.
Chemotaxis protein CheY in PDB entry 3myy, assembly 1, side view.
Chemotaxis protein CheY in PDB entry 3myy, assembly 1, top view.
PDBe-KB: UniProt Coverage View: P0AE67  
1128102030405060708090100110120
 
50100
UniProt
P0AE67
Chains
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Secondary structure
Flexibility predictions
Early folding residue predictions
Ligand binding sites
Interaction interfaces
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