PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9294175-3 1997 ER is phosphorylated between amino acids 82 and 121 in vitro by the cyclin A/cdk2 complex and incorporation of phosphate into ER is stimulated by ectopic expression of cyclin A in vivo. Phosphates 111-120 cyclin dependent kinase 2 Homo sapiens 77-81