PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16363808-3 2005 Two cysteine residues (C45 and C49) in the sequence CXXXCP and a histidine (H135) approximately 90 residues toward the C-terminus are conserved in Sco from bacteria, yeast, and humans. Histidine 65-74 DELYQ11 Homo sapiens 147-150