passages.id: 1.0alpha7.train.508.sent
passages.type: sentence
passages.text:  Profilin binds  actin monomers and appears to regulate microfilament assembly ( Schluter  et al., 1997).  
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coreferences.id: 1.0alpha7.train.508.coref1
coreferences.entity_ids: 1.0alpha7.train.508.ent1_0