PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10091584-6 1999 ZPB and ZPC can not be separated from each other unless the acidic N-acetyllactosamine regions of their carbohydrate chains are removed by endo-beta-galactosidase digestion. N-acetyllactosamine 67-86 zona pellucida glycoprotein 4 Sus scrofa 0-3 11114588-3 2001 Intact ZPB and ZPC cannot be separated from each other unless acidic N-acetyllactosamine regions of their carbohydrate chains are removed by endo-beta-galactosidase digestion. N-acetyllactosamine 69-88 zona pellucida glycoprotein 4 Sus scrofa 7-10 9546665-3 1998 Intact ZPB and ZPC cannot be separated from each other unless acidic N-acetyllactosamine regions of their carbohydrate chains are removed by endo-beta-galactosidase digestion. N-acetyllactosamine 69-88 zona pellucida glycoprotein 4 Sus scrofa 7-10