Analysis of the purified EngE by SDS-PAGE (A) and
Western blotting (immunoblotting) (B). Lane M, standard markers (myosin
[212 kDa], α2-macroglobulin [170 kDa], β-galactosidase [116
kDa], transferrin [76 kDa], and glutamic dehydrogenase [53 kDa]);
lane 1, purified EngE; lane 2, cellulosomal proteins from C.
cellulovorans.