PMC:7556165 / 39935-40104 JSONTXT

{"project":"LitCovid-sample-UniProt","denotations":[{"id":"T3227","span":{"begin":80,"end":83},"obj":"Protein"}],"attributes":[{"id":"A3227","pred":"uniprot_id","subj":"T3227","obj":"https://www.uniprot.org/uniprot/Q63492"},{"id":"A3228","pred":"uniprot_id","subj":"T3227","obj":"https://www.uniprot.org/uniprot/Q63491"},{"id":"A3229","pred":"uniprot_id","subj":"T3227","obj":"https://www.uniprot.org/uniprot/Q62815"},{"id":"A3230","pred":"uniprot_id","subj":"T3227","obj":"https://www.uniprot.org/uniprot/Q62691"},{"id":"A3231","pred":"uniprot_id","subj":"T3227","obj":"https://www.uniprot.org/uniprot/Q01542"},{"id":"A3232","pred":"uniprot_id","subj":"T3227","obj":"https://www.uniprot.org/uniprot/P27732"},{"id":"A3233","pred":"uniprot_id","subj":"T3227","obj":"https://www.uniprot.org/uniprot/O09024"},{"id":"A3234","pred":"uniprot_id","subj":"T3227","obj":"https://www.uniprot.org/uniprot/O09023"},{"id":"A3235","pred":"uniprot_id","subj":"T3227","obj":"https://www.uniprot.org/uniprot/O09022"}],"text":" pre-fusion conditions (Belouzard et al., 2009), but the binding interaction of RBD with its receptor, accompanied by a further cleavage in a second site in S2 (S2’site,"}

{"project":"LitCovid-sample-PD-IDO","denotations":[{"id":"T144","span":{"begin":149,"end":153},"obj":"http://purl.obolibrary.org/obo/BFO_0000029"},{"id":"T145","span":{"begin":164,"end":168},"obj":"http://purl.obolibrary.org/obo/BFO_0000029"}],"text":" pre-fusion conditions (Belouzard et al., 2009), but the binding interaction of RBD with its receptor, accompanied by a further cleavage in a second site in S2 (S2’site,"}