For over 300 million years, insects have relied on symbiotic microbes for nutrition and defence. However, it is unclear whether specific ecological conditions have repeatedly favoured the evolution of symbioses, and how this has influenced insect diversi
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structure shown in (d) with a rotation to better visualize the active site region.fEnlarged view of the dash framed region in (e), which shows the interaction interface between the LD and E2 trimer. The dihydrolipoamide (DHLA) was placed in the active site channel based on our cryo-EM S...