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. Author manuscript; available in PMC: 2008 Jul 1.
Published in final edited form as: Methods. 2007 Jul;42(3):207–219. doi: 10.1016/j.ymeth.2007.02.010

Fig. 2.

Fig. 2

Specific labeling of a ybbR-tagged protein by Sfp-mediated transfer of an S-alkylated phosphopantetheinyl group from CoA-SR to the ybbR tag. CoA-SR, S-alkylated coenzyme A where R is biotin or a fluorescent group.