Canvass: A crowd-sourced, natural-product screening library for exploring biological space Journal Article


Authors: Kearney, S. E.; Zahoránszky-Kohalmi, G.; Brimacombe, K. R.; Henderson, M. J.; Lynch, C.; Zhao, T.; Wan, K. K.; Itkin, Z.; Dillon, C.; Shen, M.; Cheff, D. M.; Lee, T. D.; Bougie, D.; Cheng, K.; Coussens, N. P.; Dorjsuren, D.; Eastman, R. T.; Huang, R.; Iannotti, M. J.; Karavadhi, S.; Klumpp-Thomas, C.; Roth, J. S.; Sakamuru, S.; Sun, W.; Titus, S. A.; Yasgar, A.; Zhang, Y. Q.; Zhao, J.; Andrade, R. B.; Brown, M. K.; Burns, N. Z.; Cha, J. K.; Mevers, E. E.; Clardy, J.; Clement, J. A.; Crooks, P. A.; Cuny, G. D.; Ganor, J.; Moreno, J.; Morrill, L. A.; Picazo, E.; Susick, R. B.; Garg, N. K.; Goess, B. C.; Grossman, R. B.; Hughes, C. C.; Johnston, J. N.; Joullie, M. M.; Kinghorn, A. D.; Kingston, D. G. I.; Krische, M. J.; Kwon, O.; Maimone, T. J.; Majumdar, S.; Maloney, K. N.; Mohamed, E.; Murphy, B. T.; Nagorny, P.; Olson, D. E.; Overman, L. E.; Brown, L. E.; Snyder, J. K.; Porco, J. A.; Rivas, F.; Ross, S. A.; Sarpong, R.; Sharma, I.; Shaw, J. T.; Xu, Z.; Shen, B.; Shi, W.; Stephenson, C. R. J.; Verano, A. L.; Tan, D. S.; Tang, Y.; Taylor, R. E.; Thomson, R. J.; Vosburg, D. A.; Wu, J.; Wuest, W. M.; Zakarian, A.; Zhang, Y.; Ren, T.; Zuo, Z.; Inglese, J.; Michael, S.; Simeonov, A.; Zheng, W.; Shinn, P.; Jadhav, A.; Boxer, M. B.; Hall, M. D.; Xia, M.; Guha, R.; Rohde, J. M.
Article Title: Canvass: A crowd-sourced, natural-product screening library for exploring biological space
Abstract: Natural products and their derivatives continue to be wellsprings of nascent therapeutic potential. However, many laboratories have limited resources for biological evaluation, leaving their previously isolated or synthesized compounds largely or completely untested. To address this issue, the Canvass library of natural products was assembled, in collaboration with academic and industry researchers, for quantitative high-throughput screening (qHTS) across a diverse set of cell-based and biochemical assays. Characterization of the library in terms of physicochemical properties, structural diversity, and similarity to compounds in publicly available libraries indicates that the Canvass library contains many structural elements in common with approved drugs. The assay data generated were analyzed using a variety of quality control metrics, and the resultant assay profiles were explored using statistical methods, such as clustering and compound promiscuity analyses. Individual compounds were then sorted by structural class and activity profiles. Differential behavior based on these classifications, as well as noteworthy activities, are outlined herein. One such highlight is the activity of (-)-2(S)-cathafoline, which was found to stabilize calcium levels in the endoplasmic reticulum. The workflow described here illustrates a pilot effort to broadly survey the biological potential of natural products by utilizing the power of automation and high-throughput screening. © 2018 American Chemical Society.
Keywords: quality control; high throughput screening; endoplasmic reticulum; cell membranes; therapeutic potentials; throughput; biological evaluation; physicochemical property; crowdsourcing; biological potential; structural diversity; structural elements
Journal Title: ACS Central Science
Volume: 4
Issue: 12
ISSN: 2374-7943
Publisher: American Chemical Society  
Date Published: 2018-12-26
Start Page: 1727
End Page: 1741
Language: English
DOI: 10.1021/acscentsci.8b00747
PROVIDER: scopus
PMCID: PMC6311695
PUBMED: 30648156
DOI/URL:
Notes: Article -- Export Date: 1 February 2019 -- Source: Scopus
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  1. Derek S Tan
    91 Tan