passages.id: 1.0alpha7.train.1282.sent
passages.type: sentence
passages.text: At 0.085 ionic strength, tropomyosin remained bound to the actin at the very low concentrations employed in the motility assay, provided that the proteins were premixed at 10× assay concentration (100 nM of each) and then diluted immediately prior to infusion into the flow cell.
coreferences.id: 1.0alpha7.train.1282.coref0
coreferences.entity_ids: 1.0alpha7.train.1282.ent0_0
coreferences.id: 1.0alpha7.train.1282.coref1
coreferences.entity_ids: 1.0alpha7.train.1282.ent1_0