PMC:1142324 / 4276-4287 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T1326","span":{"begin":0,"end":8},"obj":"NN"},{"id":"T1331","span":{"begin":9,"end":11},"obj":"IN"}],"text":"proteins by"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T1194","span":{"begin":0,"end":8},"obj":"CHEBI_PR_EXT:protein"}],"text":"proteins by"}