When an Arabidopsis leaf is exposed to bacteria on the leaf surface, or to the MAMP flg22, the stomatal apertures closed by LRR receptor-like kinase FLS2, as well as a heterotrimeric G protein.

#Id: 8112

#XL - Q Biochemistry

The amino group at C-2 bears a fatty acid in amide linkage.

The fatty acid is usually saturated or monounsaturated, with 16, 18, 22, or 24 carbon atoms.

Ceramide is the parent compound for this group.

#Id: 8111

#XL - Q Biochemistry

#Id: 8110

#XL - Q Biochemistry

#Id: 8109

#XL - Q Biochemistry

#Id: 8108

#XL - Q Biochemistry

A typical membrane lipid of archaea.

Diphytanyl moieties are 8 five-carbon isoprene groups condensed end-to-end.

#Id: 8107

#XL - Q Biochemistry