PMC:1253828 / 266-281 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T289","span":{"begin":1,"end":8},"obj":"NN"},{"id":"T290","span":{"begin":9,"end":11},"obj":"IN"}],"relations":[{"id":"R52","pred":"prep","subj":"T290","obj":"T289"}],"text":" binding to met"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T155","span":{"begin":1,"end":8},"obj":"CHEMINF_GO_EXT:chemical_binding_or_bond_formation"}],"text":" binding to met"}