Data Supplement

Files in this Data Supplement:

• Data Supplement - Figure 1S illustrates representative Western blots and Coommassie stained SDS-PAGE gels of ETA immunoprecipitates.
• Data Supplement - Figure 2S illustrates representative Western blots from reciprocal immunoprecipitation experiments.
• Data Supplement - Figure 3S summarizes the results of control experiments exploring possible off-target actions of drugs on phospho-erbB signals.
• Data Supplement - Figure 4S illustrates representative myocyte twitch traces before and after treatment with 10 nM ET-1 or 100 ng/ml NRG1 beta.
• Data Supplement - Supplemental text and figure legends.