PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8345056-4 1993 Analysis of her P450c17 gene by polymerase chain reaction amplification and sequencing showed a nine-base deletion, eliminating codons 487-489 (Asp-Ser-Phe) near the carboxy-terminus of P450c17. Serine 148-151 cytochrome P450 family 17 subfamily A member 1 Homo sapiens 16-23