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Crystal Structure of Human Pyridoxal Kinase

X-ray diffraction
2.8Å resolution
PDB entry 2f7k coloured by chain, front view.
PDB entry 2f7k coloured by chain, side view.
PDB entry 2f7k 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: Pyridoxal kinase
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Multimeric state: homo dimer
Accessible surface area: 29930.61 Å2
Buried surface area: 4690.14 Å2
Dissociation area: 2,345.07 Å2
Dissociation energy (ΔGdiss): 8.73 kcal/mol
Dissociation entropy (TΔSdiss): 14.13 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-126391

Macromolecules

Pyridoxal kinase
Chains: A, B
Length: 327 amino acids
Theoretical weight: 37.07 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: O00764 (Residues: 1-312; Coverage: 100%)
Gene names: C21orf124, C21orf97, PDXK, PKH, PNK, PRED79
Pfam: Phosphomethylpyrimidine kinase
InterPro:
CATH: UDP-N-acetylmuramoyl-L-alanine:D-glutamate ligase
Pyridoxal kinase in PDB entry 2f7k, assembly 1, front view.
Pyridoxal kinase in PDB entry 2f7k, assembly 1, side view.
Pyridoxal kinase in PDB entry 2f7k, assembly 1, top view.
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