PubMed:809436 / 315-554 JSONTXT

{"project":"sentences","denotations":[{"id":"T5","span":{"begin":0,"end":239},"obj":"Sentence"},{"id":"T5","span":{"begin":0,"end":239},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The alpha2 dimer (= protein B1) was purified from Escherichia coli B infected with T4 mutant nrdB55 (Yeh, Y.C., and Tessman, I. (1972) Virology 47, 767-772) which carries an amber mutation in the gene coding for the beta polypeptide chain."}

{"project":"NCBITAXON","denotations":[{"id":"T1","span":{"begin":50,"end":66},"obj":"OrganismTaxon"}],"attributes":[{"id":"A1","pred":"db_id","subj":"T1","obj":"562"}],"text":"The alpha2 dimer (= protein B1) was purified from Escherichia coli B infected with T4 mutant nrdB55 (Yeh, Y.C., and Tessman, I. (1972) Virology 47, 767-772) which carries an amber mutation in the gene coding for the beta polypeptide chain."}