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400-MHz 1H NMR spectra (90°C) of S. paucimobilis gellan polysaccharides. S(G), cells grown in glucose-containing medium; S(L), cells grown in lactose-containing medium; S(W), cells grown in cheese whey-containing medium. Signal assignments: a, Rha H-1 (no glycerate); b, Rha H-1 (glycerate on 1,3-Glc); c, acetate CH3; d, Rha CH3.
