3HJ6:
reference: Crystal Structure of a Fructokinase Homolog from Halothermothrix orenii., Khiang CT, Seetharaman J, Kasprzak JM, Cherlyn N, Patel BK, Love C, Bujnicki JM, Sivaraman J, J Struct Biol. 2010 May 19. PMID: 20493950

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