PMC:7755033 / 54201-54229
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T511","span":{"begin":25,"end":27},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":", Tyr264, Pro248, Pro247\n2. "}