PMC:394351 / 554-566 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T363","span":{"begin":0,"end":12},"obj":"NNS"}],"text":"heterodimers"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T187","span":{"begin":6,"end":12},"obj":"GO_EXT:dimer_macromolecular_complex"}],"text":"heterodimers"}