1O6I:
reference: The cyclic dipeptide CI-4 [cyclo-(l-Arg-d-Pro)] inhibits family 18 chitinases by structural mimicry of a reaction intermediate., Houston DR, Eggleston I, Synstad B, Eijsink VG, van Aalten DM, Biochem J 2002 Nov 15;368(Pt 1):23-7. PMID: 12323074

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