6B4Q Crystal Structure of Purine Nucleoside Phosphorylase Isoform 2 from Schistosoma mansoni in complex with pyridin-4-ol Schistosoma mansoni (Blood fluke) 6MLS Citrobacter freundii tyrosine phenol-lyase complexed with 4-hydroxypyridine and aminoacrylate from L-tyrosine Citrobacter freundii 6MME Citrobacter freundii tyrosine phenol-lyase complexed with 4-hydroxypyridine and aminoacrylate from S-ethyl-L-cysteine Citrobacter freundii 6MO3 Citrobacter freundii tyrosine phenol-lyase complexed with 4-hydroxypyridine and aminoacrylate from L-serine Citrobacter freundii 6MPD Citrobacter freundii tyrosine phenol-lyase complexed with 4-hydroxypyridine and aminoacrylate from 3-F-L-tyrosine Citrobacter freundii, Synthetic 6MQQ Citrobacter freundii F448A mutant tyrosine phenol-lyase complexed with 4-hydroxypyridine and aminoacrylate from S-ethyl-L-cysteine Citrobacter freundii 6NV8 Perdeuterated tyrosine phenol-lyase from Citrobacter freundii complexed with an aminoacrylate intermediate formed from S-ethyl-L-cysteine and 4-hydroxypyridine Citrobacter freundii