PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18270209-1 2008 Mammalian sialidase Neu4, ubiquitously expressed in human tissues, is located in the lysosomal and mitochondrial lumen and has broad substrate specificity against sialylated glycoconjugates. Glycoconjugates 174-189 sialidase 4 Mus musculus 20-24