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Table 3 Difference between primary peaks of the MALDI/TOF spectra of apo-LdtMt2 and LdtMt2 inactivated by biapenem and tebipenem at different reaction times

From: Structural insight into the inactivation of Mycobacterium tuberculosis non-classical transpeptidase LdtMt2 by biapenem and tebipenem

Δm/z (Da)

Incubation time

 LdtMt2-biapenem

225

15 min

180

40 min

 LdtMt2-tebipenem

345

40 min

345

24 h

  1. See also in Additional file 1: Figure S4 for the experimental spectra