About the Authors

Masahiro Tanaka, Raynard Bateman, Daniel Rauh, Chao Zhang, Kevan M Shokat
Department of Cellular and Molecular Pharmacology, University of California, San Francisco, California, United States of America

Eugeni Vaisberg, Shyam Ramachandani, Jay K Trautman, Cynthia L Adams
Cytokinetics Inc., South San Francisco, California, United States of America

Kirk C Hansen, Alma L Burlingame
Department of Pharmaceutical Chemistry, Mass Spectrometry Facility, University of California, San Francisco, California, United States of America

Corresponding Author

shokat@cmp.ucsf.edu

Competing Interests

EV, SR, JKT, and CLA are affiliated with/employed by Cytokinetics.

Author Contributions

MT, RB, DR, CLA, and KS conceived and designed the experiments. MT, RB, DR, SR, KCH, and CLA performed the experiments. MT, RB, DR, EV, and CLA analyzed the data. CZ, ALB, and JKT contributed reagents/materials/analysis tools. KS wrote the paper.