TABLE 1.

Most abundant proteins detected in this study in methanol- and methylamine-grown Methylobacillus flagellatus

Mfla identifier (protein name)	Protein/function	Spectral counta
		Total (log2)	MA/Me ratio (log2)	MA (log2)	Me (log2)
Mfla_0364 (GroEL)	Chaperonin	14.103	−0.095	13.061	13.144
Mfla_2453	Hypothetical protein	13.880	4.446	13.800	9.662
Mfla_0265	Translation elongation factor	13.746	−0.769	12.327	13.069
Mfla_0535	Oxidoreductase	13.359	−0.721	11.953	12.675
Mfla_0751 (Hsp70)	Heat shock protein	12.978	0.368	12.166	11.762
Mfla_2044 (MxaF)	MDH large subunitb	12.931	0.527	12.179	11.631
Mfla_1578	OmpA/MotB precursor	12.915	−0.093	11.873	11.956
Mfla_0250 (Hps)	Hexulosephosphate synthaseb	12.910	−0.274	11.768	12.040
Mfla_0016	DNA-binding protein	12.772	−1.500	10.829	12.337
Mfla_2249 (Tkt)	Transketolaseb	12.657	−0.044	11.651	11.663
Mfla_0548 (MauB)	MADH large subunitb	12.602	6.529	12.568	6.092
Mfla_2744	ATP synthase F1 beta subunit	12.428	−0.567	11.115	11.685
Mfla_1654 (Hps)	Hexulosephosphate synthaseb	12.329	−0.548	11.036	11.572
Mfla_0122	TonB-dependent receptor	12.040	−0.251	10.944	11.130
Mfla_2338	Outer membrane protein	11.875	−1.075	10.317	11.276
Mfla_0272	RNA polymerase beta subunit	11.777	−0.050	10.761	10.793
Mfla_2140	Cold shock protein	11.774	0.044	10.894	10.644
Mfla_0927/1071	Ribosomal protein S1	11.762	−0.094	10.718	10.805
Mfla_2746	ATP synthase F1 alpha subunit	11.738	−0.346	10.562	10.895
Mfla_1655 (Tal)	Transaldolaseb	11.700	−0.642	10.396	10.957
Mfla_1170	AAA ATPase	11.691	−0.011	10.684	10.698
Mfla_0273	RNA polymerase beta′ subunit	11.672	−0.093	10.631	10.712
Mfla_1529	Elongation factor Ts	11.578	−0.824	10.156	10.904
Mfla_0269	Ribosomal protein L1	11.562	−0.367	10.362	10.737
Mfla_1986	Flagellin	11.505	0.383	10.684	10.301

^aMA, methylamine; Me, methanol; MDH, methanol dehydrogenase; MADH, methylamine dehydrogenase.

^bProtein with known function in methylotrophy.