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. 2005 Aug;187(15):5195–5202. doi: 10.1128/JB.187.15.5195-5202.2005

FIG. 3.

FIG. 3.

MALDI-TOFMS analysis of the reaction catalyzed by YwfE protein. Peaks assigned are as follows: m/z 90, [Ala + H]+; m/z 134, [Ala(Na) + Na]+; m/z 136, [DHB-H2O]+; m/z 137, [DHB-H2O + H]+; m/z 147, [Gln + H]+; m/z 154, [DHB]+; m/z 155, [DHB + H]+; m/z 159, [DHB-H2O + Na]+; m/z 169, [Gln + Na]+; m/z 176, [DHB-H + Na]+; m/z 177, [DHB + Na]+; m/z 183, [Ala-Ala + Na]+; m/z 191, [Gln(Na) + Na]+; m/z 199, [DHB -H + 2Na]+; m/z 218, [Ala · Gln + H]+; m/z 240, [Ala · Gln + Na]+; m/z 262, [Ala · Gln(Na) + Na]+. a.i., absolute intensity.