PMC:7405836 / 7130-7334 JSONTXT

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T15","span":{"begin":152,"end":154},"obj":"Chemical"}],"attributes":[{"id":"A15","pred":"chebi_id","subj":"T15","obj":"http://purl.obolibrary.org/obo/CHEBI_74807"}],"text":"ns. Six of these substitutions are in the region of the receptor-binding domain (RBD), and another six substitutions are in the underpinning subdomain (SD) (16). Phylogenetic analyses have revealed that S"}

{"project":"LitCovid-sentences","denotations":[{"id":"T46","span":{"begin":4,"end":161},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"ns. Six of these substitutions are in the region of the receptor-binding domain (RBD), and another six substitutions are in the underpinning subdomain (SD) (16). Phylogenetic analyses have revealed that S"}