Alexander Rose Stephan Lorenzen Andrean Goede Björn Gruening Peter Werner Hildebrand RHYTHM - a server to predict the orientation of transmembrane helices in channels and membrane-coils. 575-580 2009 37 Nucleic Acids Research Web-Server-Issue http://dx.doi.org/10.1093/nar/gkp418 db/journals/nar/nar37.html#RoseLGGH09