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. 2004 Jun;68(2):263–279. doi: 10.1128/MMBR.68.2.263-279.2004

FIG. 4.

FIG. 4.

Diagram of the various RegB/RegA-controlled systems that have been identified in R. capsulatus and R. sphaeroides. UQH2, reduced ubiquinol; UQ, oxidized ubiquinone; FGSH, S-formylglutathione; HMGSH, hydroxymethylglutathione; DMS, dimethyl sulfate.