PMC:7571312 / 24982-25093 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T246","span":{"begin":45,"end":46},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":" uncertain. As noted earlier, His41 presents a hydrogen bond donor to the interior of the protease, leaving an "}

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T411","span":{"begin":47,"end":55},"obj":"Chemical"},{"id":"T412","span":{"begin":61,"end":66},"obj":"Chemical"}],"attributes":[{"id":"A411","pred":"chebi_id","subj":"T411","obj":"http://purl.obolibrary.org/obo/CHEBI_49637"},{"id":"A412","pred":"chebi_id","subj":"T412","obj":"http://purl.obolibrary.org/obo/CHEBI_17891"}],"text":" uncertain. As noted earlier, His41 presents a hydrogen bond donor to the interior of the protease, leaving an "}

{"project":"LitCovid-PubTator","denotations":[{"id":"612","span":{"begin":47,"end":55},"obj":"Chemical"}],"attributes":[{"id":"A612","pred":"tao:has_database_id","subj":"612","obj":"MESH:D006859"}],"namespaces":[{"prefix":"Tax","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"},{"prefix":"MESH","uri":"https://id.nlm.nih.gov/mesh/"},{"prefix":"Gene","uri":"https://www.ncbi.nlm.nih.gov/gene/"},{"prefix":"CVCL","uri":"https://web.expasy.org/cellosaurus/CVCL_"}],"text":" uncertain. As noted earlier, His41 presents a hydrogen bond donor to the interior of the protease, leaving an "}