Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/4YW6
PA-I galactophilic lectinCALCIUM IONN-[(2S)-6-amino-1-oxo-1-(pyrrolidin-1-yl)hexan-2-yl]-4-(beta-D-galactopyranosyloxy)benzamide
pseudomonas aeruginosastructuralinsightdivalentgalactoside
https://www.wikidata.org/wiki/Q52435838
scientific article published in August 1976
cell junctionpermeabilityintracellularinjectiondivalent
https://www.wikidata.org/wiki/Q68266056
scientific article published on 01 March 1988
the effectdivalentcationsinteractioncalf