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Crystal structure of human choline kinase alpha in complex with hemicholinium-3 and ADP

X-ray diffraction
1.7Å resolution
PDB entry 3g15 coloured by chain, front view.
PDB entry 3g15 coloured by chain, side view.
PDB entry 3g15 coloured by chain, top view.
Source organism: Homo sapiens
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: Choline kinase alpha
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Multimeric state: homo dimer
Accessible surface area: 29919.47 Å2
Buried surface area: 4629.05 Å2
Dissociation area: 1,062.77 Å2
Dissociation energy (ΔGdiss): 6.92 kcal/mol
Dissociation entropy (TΔSdiss): 13.83 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-153023

Macromolecules

Choline kinase alpha
Chains: A, B
Length: 401 amino acids
Theoretical weight: 46.86 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P35790 (Residues: 75-457; Coverage: 84%)
Gene names: CHK, CHKA, CKI
Pfam: Choline/ethanolamine kinase
InterPro:
CATH:
Choline kinase alpha in PDB entry 3g15, assembly 1, front view.
Choline kinase alpha in PDB entry 3g15, assembly 1, side view.
Choline kinase alpha in PDB entry 3g15, assembly 1, top view.
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