Figure 3

Analyses of purified recombinant proteins. CD spectra of (A) BPSS2242, (B) BPSS2242 + 41, and (C) BPSS2241. (D) The standard curve and gel filtration chromatogram for determining native state of BPSS2242. (E) Diacetyl reductase assay of BpSDRs. Negative control is the reaction without enzyme.