passages.id: 1.0alpha7.train.514.sent
passages.type: sentence
passages.text:  In contrast to the model previously proposed ( 44), however, we found that  paxillin alpha could bind directly to  PAK3.  
coreferences.id: 1.0alpha7.train.514.coref0
coreferences.entity_ids: 1.0alpha7.train.514.ent0_0
coreferences.id: 1.0alpha7.train.514.coref1
coreferences.entity_ids: 1.0alpha7.train.514.ent1_0
coreferences.id: 1.0alpha7.train.514.coref2
coreferences.entity_ids: 1.0alpha7.train.514.ent2_0