PMC:7461420 / 76563-76630 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T905","span":{"begin":18,"end":19},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T906","span":{"begin":47,"end":48},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"Cys112 behaves as a nucleophile, and His273 is a general acid‐base."}

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T3561","span":{"begin":20,"end":31},"obj":"Chemical"},{"id":"T22358","span":{"begin":57,"end":61},"obj":"Chemical"},{"id":"T29111","span":{"begin":62,"end":66},"obj":"Chemical"}],"attributes":[{"id":"A43042","pred":"chebi_id","subj":"T3561","obj":"http://purl.obolibrary.org/obo/CHEBI_59740"},{"id":"A68531","pred":"chebi_id","subj":"T22358","obj":"http://purl.obolibrary.org/obo/CHEBI_37527"},{"id":"A43206","pred":"chebi_id","subj":"T29111","obj":"http://purl.obolibrary.org/obo/CHEBI_22695"}],"text":"Cys112 behaves as a nucleophile, and His273 is a general acid‐base."}

{"project":"LitCovid-PubTator","denotations":[{"id":"2408","span":{"begin":0,"end":6},"obj":"Chemical"},{"id":"2409","span":{"begin":37,"end":43},"obj":"Chemical"}],"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":"Cys112 behaves as a nucleophile, and His273 is a general acid‐base."}

{"project":"LitCovid-sentences","denotations":[{"id":"T662","span":{"begin":0,"end":67},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Cys112 behaves as a nucleophile, and His273 is a general acid‐base."}