PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2764886-7 1989 The data also demonstrated that human type III procollagen has the same third base preference in codons for glycine, proline and alanine that was previously found with human and chick type I procollagen. Glycine 108-115 collagen type I alpha 2 chain Homo sapiens 184-202