PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29053273-0 2017 Distinguishing Nitro vs Nitrito Coordination in Cytochrome c" Using Vibrational Spectroscopy and Density Functional Theory. nitro 15-20 D-alanyl-D-alanine carboxypeptidase Achromobacter xylosoxidans 48-60