Due to network maintenance at the University of Basel, the SWISS-MODEL website will be interrupted this weekend between 07:00 CET Saturday 17th May and 23:55 CET Sunday 18th May.
Stewart, M. et al., The structure of the Q69L mutant of GDP-Ran shows a major conformational change in the switch II loop that accounts for its failure to bind nuclear transport factor 2 (NTF2). J.Mol.Biol. (1998)