PMC:7712180 / 13530-13797 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"572","span":{"begin":137,"end":142},"obj":"Species"},{"id":"592","span":{"begin":213,"end":218},"obj":"Mutation"},{"id":"593","span":{"begin":63,"end":68},"obj":"Mutation"},{"id":"594","span":{"begin":223,"end":228},"obj":"Mutation"}],"attributes":[{"id":"A572","pred":"tao:has_database_id","subj":"572","obj":"Tax:9606"},{"id":"A592","pred":"tao:has_standard_notation","subj":"592","obj":"p.E190D"},{"id":"A593","pred":"tao:has_standard_notation","subj":"593","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":" period [155]. First, viral HAs have a single aa substitution, E190D, in the receptor-binding site (RBS) and bind to both avian-type and human-type receptors. Second, there are two aa substitutions in the HA RBS, E190D and G225D, that enable HA adaptation to bind onl"}

{"project":"LitCovid-sentences","denotations":[{"id":"T88","span":{"begin":15,"end":158},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" period [155]. First, viral HAs have a single aa substitution, E190D, in the receptor-binding site (RBS) and bind to both avian-type and human-type receptors. Second, there are two aa substitutions in the HA RBS, E190D and G225D, that enable HA adaptation to bind onl"}