PMC:7712180 / 13689-13917 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"573","span":{"begin":144,"end":148},"obj":"Species"},{"id":"592","span":{"begin":54,"end":59},"obj":"Mutation"},{"id":"594","span":{"begin":64,"end":69},"obj":"Mutation"}],"attributes":[{"id":"A573","pred":"tao:has_database_id","subj":"573","obj":"Tax:114729"},{"id":"A592","pred":"tao:has_standard_notation","subj":"592","obj":"p.E190D"},{"id":"A594","pred":"tao:has_standard_notation","subj":"594","obj":"p.G225D"}],"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":"Second, there are two aa substitutions in the HA RBS, E190D and G225D, that enable HA adaptation to bind only to α2,6Neu5Ac receptors. (ii) The H2N2 Asian pandemic in 1957–1958 had virus isolates from two stages of the pandemic."}

{"project":"LitCovid-sentences","denotations":[{"id":"T89","span":{"begin":0,"end":228},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Second, there are two aa substitutions in the HA RBS, E190D and G225D, that enable HA adaptation to bind only to α2,6Neu5Ac receptors. (ii) The H2N2 Asian pandemic in 1957–1958 had virus isolates from two stages of the pandemic."}