PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8522591-3 1995 Expression of K18 arg89-->his/cys and its normal K8 partner in cultured cells resulted in punctate staining as compared with the typical filaments obtained after expression of wild-type K8/18. Histidine 29-32 keratin 18 Mus musculus 14-17