passages.id: 1.0alpha7.train.328.sent
passages.type: sentence
passages.text:  As shown in Fig.  4D (lower panel), wt  p53 showed strong binding to  Sp1.  
coreferences.id: 1.0alpha7.train.328.coref0
coreferences.entity_ids: 1.0alpha7.train.328.ent0_0
coreferences.id: 1.0alpha7.train.328.coref1
coreferences.entity_ids: 1.0alpha7.train.328.ent1_0