Keywords: PDB 1i4n 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 1i4n November 16 2008 Indole-3-glycerophosphate synthase IPGS Files uploaded by Nichalp's script |