Table4 Tetracther lipids of archaea 人人)H8 HO OH -OH OHOHOHOHOHOHO HO ,H0 OH HO 2.3-di--sn-glycerol 80 81 R-OH GDGT H.-isoprenyl-0 H.o-isoprony- OH o-isoprenyl-H o-isoprenyt0 GDNT 84 85 人 GDGT/GDNT (isoprenyl chains) Year isolated Microorganism GDGT (a +a)86,GDGT (b+b)87,GDGT (e+e)88 1977 G,909D04 1980 GD DOTDT 198 Sulfolobus solfataricus cDTe·LCDNF 10 Thermoproteus tenax strain Kra-1 This joumal isThe Royal Society of Chemistry 2009 Nat.Prod..Rep,2009,26,44-7115TTable 4 Tetraether lipids of archaea GDGT / GDNT (isoprenyl chains) Year isolated Microorganism GDGT (a + a) 86, GDGT (b + b) 87, GDGT (c + c) 88 1977 Solfolobus solfataricus (previously Caldariella acidophila) strain MT394,95 and Thermoplasma acidophilum (GDGT (a + a))96 GDGT (d + d) 89, GDGT (e + e) 90, GDNT (a + a) 91, GDNT (b + b) 92, GDNT (c + c) 93, GDNT (d + d) 94, GDNT (e + e) 95 1980 Solfolobus solfataricus strain MT490,95 GDGT (a + f) 96, GDGT (a + b) 97, GDGT (b + c) 98, GDGT (c + d) 99, GDGT (d + e) 100, GDNT (a + f) 101, GDNT (a + b) 102, GDNT (b + c) 103, GDNT (c + d) 104, GDNT (d + e) 105 1983 Sulfolobus solfataricus97 GDGT (a + c) 106 1988 Thermoproteus tenax strain Kra-198 This journal is ª The Royal Society of Chemistry 2009 Nat. Prod. Rep., 2009, 26, 44–71 | 51