passages.id: 1.0alpha7.train.782.sent
passages.type: sentence
passages.text: To investigate whether the grafted domain reduces the dissociation constant of the E. coli enzyme for yeast tRNA, we again used affinity co-electrophoresis to determine the tRNA binding affinity of some of the fusion proteins that complement the yeast null strain.
coreferences.id: 1.0alpha7.train.782.coref0
coreferences.entity_ids: 1.0alpha7.train.782.ent0_0 1.0alpha7.train.782.ent1_1
coreferences.id: 1.0alpha7.train.782.coref1
coreferences.entity_ids: 1.0alpha7.train.782.ent2_0