About: http://webisa.webdatacommons.org/12138180

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Under the conditions you think that the transcription factor binds, you can cross-link the transcription factor to the promoter, isolate the DNA/protein complex then study the protein e.g. by immunoprecipitation.
http://www.w3.org/ns/prov#wasQuotedFrom	protocol-online.org