https://www.ncbi.nlm.nih.gov/Structure/pdb/7XVU
7XVU: Structure of neuraminidase from influenza B-like viruses derived from spiny eel
Neuraminidase(3R,4R,5S)-4-(acetylamino)-5-amino-3-(pentan-3-yloxy)cyclohex-1-ene-1-carboxylic acid2-acetamido-2-deoxy-beta-D-glucopyranoseCALCIUM ION
influenza b