Although I am sure there are people here who can help you, I guess you are looking for the ccpn list: http://www.jiscmail.ac.uk/lists/ccpnmr.html
I think CcpNmr Analysis includes an interface to Aria, so I guess they can help you. Cheers Martyn On Tue, 2011-08-16 at 10:40 +0200, Justin Lecher wrote: > Hi all, > > I like to use Aria to calculate the structure of a short peptide with a > pyroglutamate at the Nterminus. The assignment through analysis was easy > using a PCA as Nterminal aminoacid in the sequence. But neither the > creation of an aria project.xml through extendNMR nor a manual setup > through aria GUI works. Both ways give an error related to an unknown > amino acid. > > Could someone please point me to the correct way to setup the run and > calculate the structure? Where do I need to include the additional > topa/para definitions? > > > Thanks justin > > -- *********************************************************************** * * * Dr. Martyn Winn * * * * STFC Daresbury Laboratory, Daresbury, Warrington, WA4 4AD, U.K. * * Tel: +44 1925 603455 E-mail: martyn.w...@stfc.ac.uk * * Fax: +44 1925 603634 Skype name: martyn.winn * * URL: http://www.ccp4.ac.uk/martyn/ * ***********************************************************************