PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3386247-1 1988 Affinity-isolated progesterone receptor (PR) from human breast cancer cells incubated with [32P]orthophosphate was shown to exist as a phosphoprotein. Phosphate-32P 91-110 progesterone receptor Homo sapiens 18-39 3386247-1 1988 Affinity-isolated progesterone receptor (PR) from human breast cancer cells incubated with [32P]orthophosphate was shown to exist as a phosphoprotein. Phosphate-32P 91-110 progesterone receptor Homo sapiens 41-43