PMC:7784834 / 11062-11331 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T74","span":{"begin":0,"end":269},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The active sites enclosed in the binding pocket of spike protein and main protease were predicted using Computed Atlas of Surface Topography of proteins (CASTp) webserver (Tian et al., 2018) which calculates geometric and topological measurements of protein structures."}