11 September 2024
DESY campus, MPSD (Building 900)
Europe/Berlin timezone

Time-resolved structural analysis of the rifampicin ADP-ribosyltransferase ARR

11 Sept 2024, 11:24
18m
MPSD seminar room EG.136 (DESY campus, MPSD (Building 900))

MPSD seminar room EG.136

DESY campus, MPSD (Building 900)

MPSD Max Planck Institute for the structure and dynamics of matter c/o Deutsches Elektronen-Synchrotron DESY Notkestraße 85, Building 900 D-22607 Hamburg

Speaker

Lea von Soosten (UKE)

Description

Mycobacterium abscessus expresses an ADP-ribosyltransferase (ARR) responsible for the inactivation of rifampicin, a commonly used first-line antibiotic to treat M. tuberculosis. In bioinformatics studies orthologues of this protein have been found across different microbial genera, making this an interesting target. Time-resolved X-ray crystallography will be used to examine the structural changes upon substrate binding and during the catalytic process.

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