Prokaryotic hopanoids and other polyterpenoid sterol surrogates.
D001419:Bacteria / Q000378:metabolism*; D055598:Chemical Phenomena; D002621:Chemistry; D000458:Cyanobacteria / Q000378:metabolism*; D013261:Sterols / Q000096:biosynthesis*; D013729:Terpenes / Q000096:biosynthesis*; D014315:Triterpenes / Q000096:biosynthesis*
D013261:Sterols; D013729:Terpenes; D014315:Triterpenes