Novel Polyoxyethylene-Containing Glycolipids Are Synthesized in Corynebacterium matruchotii and Mycobacterium smegmatis Cultured in the Presence of Tween 80

Table 2

Molecular ions in MALDI mass spectrum of two structural series of purified series-2 glycolipid isolated from C. matruchotii grown in the presence of Tween 80.

Series-2A glycolipids:		Relative	Series-2B glycolipids:		Relative
MNa^+(m/z)	M	abundance^a	MNa^+(m/z)	M	abundance^a
953	930	100	1023	1000	32
997	974	50	1067	1044	58
1041	1018	31	1111	1088	74
1085	1062	27	1155	1132	100
1129	1106	29	1199	1176	93
—	—	—	1243	1220	73
—	—	—	1287	1264	93
—	—	—	1331	1308	65
—	—	—	1375	1352	51
—	—	—	1419	1396	32
—	—	—	1463	1440	25
—	—	—	1507	1484	23
—	—	—	1551	1528	24

^aThe most abundant molecular ions are given in bold face lettering.