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Structural features of DsrR and comparison to IscA-like proteins. (Left) Structures of DsrR (overlaid ribbons for the ensemble). (Right) Ribbon structures for E. coli IscA and SufA, Haemophilus influenzae ErpA, and A. aeolicus aq_1857, the only IscA-like protein found in that organism. C-term, C terminus; N-term, N terminus.
