Table 2 Number of lipid compounds and tandem mass spectra in the ArchLips database

From: A comprehensive database for high-throughput identification of archaeal lipids using high-resolution mass spectrometry

Archaeal lipids

Lipid structures

Lipids with MS2 in Full-SL

Lipids with MS2 in M + 1-SL

Lipids with MS2 in HC-SL

Diether

Diether

42,560

42,080

105

13,915

OH-Diether

24,640

24,640

63

252

Tetraether

GDGT

84,800

77,600

76,349

1981

OH-GDGT

14,000

14,000

13,590

420

Special-Tetraether

GDD

9440

9440

8054

354

GMGT

13,000

5200

5022

260

GTGT

11,800

4720

4479

118

BDGT/PDGT

6400

2560

2524

128

Cardiolipin

(Lyso-)BPG

2280

3540

2280

1455

(Lyso-)Glycocardiolipin

9000

14,040

11,220

9135

Non-ether lipids

Quinone

1350

1350

0

1350

Caroteinoids

78

78

0

78

Sum

 

219,348

199,248

123,686

29,446

  1. Please refer to Figure S1 for full names and structures of lipids. Full-SL Full spectral library, M + 1 SL M + 1 spectral library, HC-SL High-confidence spectral library.