passages.id: 1.0alpha7.train.1002.sent
passages.type: sentence
passages.text: Alternatively, it is possible that there are subtle differences in the binding of  Sp1 oligonucleotide to the same  nuclear protein in the two different cell types that are reflected in the differential antibody response.
coreferences.id: 1.0alpha7.train.1002.coref0
coreferences.entity_ids: 1.0alpha7.train.1002.ent0_0