Table 1.
Molecular Speciation of PLs in HeLa Cells
| abundancea (%) | CL | PC | PE | PS | PI | PG |
|---|---|---|---|---|---|---|
| >50% | PI(18:0/20:4) | PG(16:0/18:1) | ||||
| 20–50% | PC(16:0/18:1) | PE(18:0/20:4) | PS(18:0/20:4) | |||
| PS(18:0/18:1) | ||||||
| 5–20% | CL(18:1/18:2/18:1/18:2) | PC(16:0/20:4) | PE(P-18:0/20:4)b | PS(20:3/20:4) | PI(18:0/18:1) | |
| CL(16:1/18:1/18:2/18:1) | PC(18:0/18:2) | PE(18:1/20:4) | PS(18:1/20:4) | PI(18:0/18:2) | ||
| CL(18:1/18:2/18:2/18:2) | PC(16:0/16:1) | PE(18:1/18:1) | ||||
| CL(16:0/18:1/18:2/18:1) | PC(18:0/18:1) | PE(P-18:0/20:5) | ||||
| CL(16:1/18:2/18:2/18:1) | PC(16:0/16:0) | PE(P-16:0/20:4) | ||||
| CL(18:1/18:2/18:1/18:1) | PC(16:0/18:2) | |||||
| PC(18:0/20:4) | ||||||
| PC(18:1/20:4) | ||||||
| 1–5% | CL(18:2/18:2/18:2/18:2) | PC(18:1/18:2) | PE(P-20:0/20:5) | PS(20:3/22:4) | PI(18:1/20:4) | PG(16:0/18:0) |
| CL(16:0/18:1/16:0/18:1) | PC(O-18:1/16:0)b | PE(16:0/18:1) | PS(20:2/22:6) | PI(18:1/22:4) | ||
| CL(18:0/18:1/18:2/18:1) | PC(16:0/18:0) | PE(18:2/18:2) | PS(16:1/20:3) | PI(16:0/20:4) | ||
| CL(l8:1/18:2/18:2/20:3) | PC(14:0/16:0) | PE(P-18:0/22:4) | PS(18:0/22:4) | PI(18:0/22:4) | ||
| CL(l8:1/18:2/18:1/20:3) | PC(16:0/22:6) | PE(20:1/20:4) | PS(20:3/22:6) | PI(18:0/22:6) | ||
| CL(16:0/18:1/18:1/18:1) | PC(16:0/20:5) | PE(18:0/22:6) | PS(18:1/22:4) | PI(16:0/18:1) | ||
| CL(18:1/18:2/16:0/16:1) | PC(18:0/22:6) | PE(P-18:0/22:6) | PS(18:0/18:2) | |||
| CL(16:1/16:1/18:2/18:1) | PC(20:1/20:4) | PE(18:0/22:4) | PS(16:0/18:1) | |||
| CL(16:1/18:1/16:0/18:1) | PC(O-18:1/20:4) | PE(P-16:0/22:6) | ||||
| CL(18:1/18:1/18:1/18:0) | PE(16:0/22:6) | |||||
| CL(16:1/18:2/18:2/18:2) | PE(18:1/18:2) | |||||
| CL(l8:1/18:2/18:2/20:4) | PE(O-18:0/22:4) | |||||
| CL(l8:1/18:2/18:0/20:3) | PE(O-20:0/20:4) | |||||
| CL(16:0/18:1/18:1/18:0) | ||||||
| CL(18:2/18:2/18:2/20:4) | ||||||
| CL(18:1/18:2/18:2/22:4) |
a
PLs were sorted by their abundance within corresponding subclass. Only phospholipipds with the abundance above 1% are shown, other compounds are in Supporting Information Table S1.
b
P-, 1-(1Z-alkenyl),2-acylglycerophospholipids; O-, 1-alkyl,2-acylglycerophospholipids.