Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/1SID 1SID: MURINE POLYOMAVIRUS COMPLEXED WITH 3'SIALYL LACTOSE POLYOMAVIRUS COAT PROTEIN VP1N-acetyl-alpha-neuraminic acidbeta-D-galactopyranosebeta-D-glucopyranose murine polyomavirus3lactose