1. Molecular
Biotechnology, Institute of Biology, Leiden University, Sylviusweg
72, 2333 BE Leiden, The Netherlands
2. Natural
Products Laboratory, Institute of Biology, Leiden University, Sylviusweg
72, 2333 BE Leiden, The Netherlands
3. Bioinformatics
Group, Wageningen University, Droevendaalsesteeg 1, 6708PB, Wageningen, The Netherlands
4. Collaborative
Mass Spectrometry Innovation Center, Skaggs School of Pharmacy and
Pharmaceutical Sciences, University of California, San Diego, 9500 Gilman
Drive, La Jolla, California 92093-0751, United States