Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/6XPM
Lysophospholipase L1SODIUM ION
crystal structurebacteroides vulgatussialateacetylesterase
https://www.ncbi.nlm.nih.gov/gene/54414
sialic acid acetylesterasehomo sapienshuman genesiaencbi