Crystal Structure of a soluble form of human MGLL in complex with an inhibitor (3PE6) is available. A new family (PE-PPE) has been found by Sultana et al.This domain is found C-terminal to the PE and PPE domains. An atypical Butyrylcholinesterase from the Medaka Oryzias latipes (oryla-BCHE) is described by Pezzementi et al. Structure of a decarboxylating thioesterase (9cyan-d0e8e2) acting in terminal alkene formation by the thioesterase of curacin a biosynthesis is published by Gehret et al. and is available soon (3QIT)