PMC:1440874 / 409-418 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T217","span":{"begin":0,"end":8},"obj":"NN"},{"id":"T218","span":{"begin":8,"end":9},"obj":"."}],"text":"proteins."}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T112","span":{"begin":0,"end":8},"obj":"CHEBI_PR_EXT:protein"}],"text":"proteins."}