Keywords: PDB 1a53 EBI.jpg Alpha and beta proteins a or b TIM beta or alpha-barrel Ribulose-phoshate binding barrel Tryptophan biosynthesis enzymes Indole-3-glycerophosphate synthase IPGS EBI License 1a53 November 16 2008 Indole-3-glycerophosphate synthase IPGS Files uploaded by Nichalp's script |