AcknowledgmentsThis investigation was supported by National Science Foundation (CHE-0645041), the Keck
AcknowledgmentsThis analysis was supported by National Science Foundation (CHE-0645041), the Keck Foundation, and also the NIH Biotechnology Study Center (BTRC) grant P41 RR008079 (NCRR) and grant P41 EB015894 (NIBIB). The…