PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31354664-0 2019 Competitive Repression of the artPIQM Operon for Arginine and Ornithine Transport by Arginine Repressor and Leucine-Responsive Regulatory Protein in Escherichia coli. Ornithine 62-71 arginine repressor Escherichia coli 85-103