Bacterial Type I polyketide synthases are responsible for producing both lifesaving medicines and virulence factors, yet their stepwise mechanism remains elusive. Here, Burkart et al. characterize acyl carrier protein bound states of mycocerosic acid synthase from Mycobacterium tuberculosis through crosslinking and cryo-EM.
- Ziran Jiang
- Graham W. Heberlig
- Michael D. Burkart