CORD-19:fccc2cff358d6c08f512003b88bab9934e4ffa7a / 25663-25880 JSONTXT

{"project":"CORD-19-Sentences","denotations":[{"id":"TextSentencer_T167","span":{"begin":0,"end":217},"obj":"Sentence"},{"id":"TextSentencer_T167","span":{"begin":0,"end":217},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"As shown in Figure 6A , the unmodified bovine β-LG contains 18 positively charged residues (15 Lys and 3 Arg) and 26 negatively charged residues (16 Asp and 10 Glu) (Qin et al., 1999) , thus having a net charge of −8."}