Structures and function of lysosomal phospholipase A2 are published by Glukhova et al. and are available (4X90, 4X91,4X92, 4X94, 4X97). Crystal structure of alpha/beta hydrolase from Rhodopseudomonas palustris CGA009 is availble (4PSU) and will soon be published by Nocek et al. Structure of human dipeptidyl peptidase 10 (DPPY): a modulator of neuronal Kv4 channels, is published by Bezerra et al and will be available soon (4WJL). Crystal structures of the substrate-bound and scavenger states of acylaminoacyl peptidase are available (4RE5, 4RE6) and published by Menyhard et al. The provisional program of the 12th ChE-6PON meeting is available