Index Protein Name Organism UniProt ID/ACC #Protein-Ligand Complex(es) 1 N-acetylneuraminate lyase Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd) P44539/NANA_HAEIN 2 2 N-acetylneuraminate lyase Escherichia coli (strain K12) P0A6L4/NANA_ECOLI 1