PMC:1440874 / 408-419 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T217","span":{"begin":1,"end":9},"obj":"NN"},{"id":"T218","span":{"begin":9,"end":10},"obj":"."}],"text":" proteins. "}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T112","span":{"begin":1,"end":9},"obj":"CHEBI_PR_EXT:protein"}],"text":" proteins. "}