TABLE 3.
Glycerolipids: shorthand notation examples
| Bond Type | Lipid Class Level Massa | Lipid Species Levelb | Bond Type Level | Fatty Acyl/Alkyl Level | Fatty Acyl/Alkyl Position Level | LIPID MAPS Fatty Acyl/Alkyl Structure Level |
| Acyl | MG (358) | MG 18:0 | MG 18:0 | MG 18:0 | MG 0:0/18:0/0:0 | |
| Alkyl | MG (344) | MG O-18:0 | MG O-18:0 | MG O-18:0 | MG 0:0/O-18:0/0:0 | |
| Diacyl | DG (594) | DG 34:1 | DG 34:1 | DG 16:0_18:1 | DG 16:0/18:1/0:0 | DG 16:0/18:1(9Z)/0:0 |
| Alkyl-acyl | DG (580) | DG O-34:1 | DG O-34:1 | DG O-16:0_18:1 | DG O-16:0/18:1/0:0 | DG O-16:0/18:1(9Z)/0:0 |
| Dialkyl | DG (538) | DG 30:1 | DG dO-32:1 | DG O-16:0_O-16:1 | DG O-16:0/O-16:1/0:0 | DG O-16:0/O-16:1(9Z)/0:0 |
| Triacyl | TG (858) | TG 52:2 | TG 52:2 | TG 16:0_18:1_18:1 | TG 16:0/18:1/18:1 | TG 16:0/18:1(9Z)/18:1(11Z) |
| Alkyl-diacyl | TG (844) | TG O-52:2 | TG O-52:2 | TG O-16:0_18:1_18:1 | TG O-16:0/18:1/18:1 | TG O-16:0/18:1(9Z)/18:1(11Z) |
| Dialkyl-acyl | TG (830) | TG 50:2 | TG dO-52:2 | TG O-18:1_O-16:0_18:1 | TG O-18:1/O-16:0/18:1 | TG O-18:1(9Z)/O-16:0/18:1(9Z) |
| Trialkyl | TG (816) | TG O-50:2 | TG tO-52:2 | TG O-18:1_O-16:0_O-18:1 | TG O-18:1/O-16:0/O-18:1 | TG O-18:1(9Z)/O-16:0/O-18:1(9Z) |
a
Uncharged molecular mass.
b
Annotation based on assumption of even-numbered carbon chains only.