Table 2 Identified lipopeptides.

From: Establishment of a transparent soil system to study Bacillus subtilis chemical ecology

Retention time (min)

m/z

ID

Formula

10.73

753.4292 [M + 2H]2+, 1505.8507 [M + H]+

Plipastatin B C17

C75H116N12O20

10.08

739.4141 [M + 2H]2+

Plipastatin B C15

C73H112N12O20

10.45

739.4127 [M + 2H]2+

Plipastatin A C17

C73H112N12O20

10.62

731.4169 [M + 2H]2+

Plipastatin B C14

C73H112N12O19

11.02

731.4148 [M + 2H]2+

Plipastatin A C16

C73H112N12O19

11.24

745.4305 [M + 2H]2+, 1489.8552 [M + H]+

Plipastatin B C16

C75H116N12O19

13.35

1008.6593 [M + H]+, 1030.6409 [M+Na]+

Surfactin-C13a

C51H89N7O13

13.66

1022.6764 [M + H]+, 1044.6580 [M+Na]+

Surfactin-C14a

C52H91N7O13

13.97

1036.6910 [M + H]+, 1058.6728 [M+Na]+

Surfactin-C15a

C53H93N7O13

  1. aValidated by LCMS of authentic standard.