We've just released an AGPviewer on the human NCBI36 assembly. Check it out at http://pgpviewer.ensembl.org/homo_sapiens.html Best wishes Kerstin -- Dr. Kerstin Howe Senior Scientific Manager Genome Reference Informatics (Team 135) kerstin(a)sanger.ac.uk Wellcome Trust Sanger Institute Hinxton, Cambridge CB10 1SA, UK