Deletions of DifA indels impact EPS production. Shown are immunoblot analysis (A) and EPS production (B) of indicated deletions of indel segments. See Fig. 1 for experimental details. Strains: difA+, YZ619; ΔdifA, YZ601; ΔI, YZ777; ΔIV, YZ778; Δ(I+IV), YZ779; ΔII, YZ780; ΔIII, YZ781; and Δ(II+III), YZ782.