Y.Y. acknowledges financial support from the “973” Program (2012CB721006) and the National Natural Science Foundation of China (81102357). M.J., R.E., K.K., and H.D. acknowledge the Leverhulme Trust-Royal Society Africa (AA090088). J.T., R.E., M.J., Y.Y., and H.D. are grateful for financial support through the EU Seventh Framework Programme (312184). S.S.E. thanks the Egyptian Government for financial support of the PhD studies. We thank Dr. Richard Hodgson, Phenomenex, UK for HPLC analysis.
- multifunctional enzymes
- non-ribosomal peptide synthetases
- pyrrolizidine alkaloids