PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20160131-8 2010 Using this vector, we explored P450c17 phosphorylation by mutagenesis of Ser and/or Thr residues to Asp or Glu to mimic the approximate size and charge of phospho-Ser or phospho-Thr. Aspartic Acid 100-103 cytochrome P450 family 17 subfamily A member 1 Homo sapiens 31-38