PMC:7594251 / 117469-117666 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"1923","span":{"begin":75,"end":76},"obj":"Gene"}],"attributes":[{"id":"A1923","pred":"tao:has_database_id","subj":"1923","obj":"Gene:4137"}],"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":"The pulse sequence of HSQC. I and S represent two heteronuclear spins. The τ is (1/4J) where J is the coupling constant. The thick and thin bars represent the 180° and 90° pulse respectively [142]."}

{"project":"LitCovid-sentences","denotations":[{"id":"T798","span":{"begin":28,"end":70},"obj":"Sentence"},{"id":"T799","span":{"begin":71,"end":120},"obj":"Sentence"},{"id":"T800","span":{"begin":121,"end":197},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The pulse sequence of HSQC. I and S represent two heteronuclear spins. The τ is (1/4J) where J is the coupling constant. The thick and thin bars represent the 180° and 90° pulse respectively [142]."}