passages.id: 1.0alpha7.train.1170.sent
passages.type: sentence
passages.text: Although mutation  of the  Sp1 site did not block  p53 binding, it affected  p53 binding in a  significant manner, ranging from 50%  to 25%  of  p53 bound to the  Sp1  mutant probe relative to the native probe ( Fig. 1 E,  lane 3).
coreferences.id: 1.0alpha7.train.1170.coref0
coreferences.entity_ids: 1.0alpha7.train.1170.ent0_0
coreferences.id: 1.0alpha7.train.1170.coref1
coreferences.entity_ids: 1.0alpha7.train.1170.ent1_0
coreferences.id: 1.0alpha7.train.1170.coref2
coreferences.entity_ids: 1.0alpha7.train.1170.ent2_0 1.0alpha7.train.1170.ent3_1 1.0alpha7.train.1170.ent4_2