This domain is part of a dehydratase domain found in diverse PKS enzymes. This domain adopts a HotDog fold.

1: The crystal structure of a mammalian fatty acid synthase. Maier T, Leibundgut M, Ban N; Science. 2008;321:1315-1322. PMID:18772430

2: Crystal structure of the erythromycin polyketide synthase dehydratase. Keatinge-Clay A; J Mol Biol. 2008;384:941-953. PMID:18952099

3: Structure of the human fatty acid synthase KS-MAT didomain as a framework for inhibitor design. Pappenberger G, Benz J, Gsell B, Hennig M, Ruf A, Stihle M, Thoma R, Rudolph MG; J Mol Biol. 2010;397:508-519. PMID:20132826

4: Structural basis for biosynthetic programming of fungal aromatic polyketide cyclization. Crawford JM, Korman TP, Labonte JW, Vagstad AL, Hill EA, Kamari-Bidkorpeh O, Tsai SC, Townsend CA; Nature. 2009;461:1139-1143. PMID:19847268

5: Crystal structures of dehydratase domains from the curacin polyketide biosynthetic pathway. Akey DL, Razelun JR, Tehranisa J, Sherman DH, Gerwick WH, Smith JL; Structure. 2010;18:94-105. PMID:20152156