PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7515913-0 1994 CD23 interacts with a new functional extracytoplasmic domain involving N-linked oligosaccharides on CD21. n-linked oligosaccharides 71-96 complement C3d receptor 2 Homo sapiens 100-104