Structure 2PPL of human Pancreatic lipase-related protein 1 is available and soon published by Walker et al. New mutations in AChE genes of Rhopalosiphum padi (S329P in ace1 and F368LV435A in ace2) are described by Chen et al. Complete sequence of Aedes aegypti Ace1 gene is published by Mori et al. Mutations in culex from china (F455W(331) G119S) are analysed by Alout et al.