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. 2021 Aug 21;22(16):9026. doi: 10.3390/ijms22169026

Table 1.

Summary of the lipid interactions covered in this manuscript.

Membrane Protein
Respiratory Complexes 2° Active Transporters ATP-Dependent Pumps/Transporters Channels GPCRs Other
Lipid entity Cholesterol Activity regulation [8,9] Activity and changes in conformation [10], Modulation of substrate binding affinity [11] Channel inhibition [12] Activation [13], Signalling [14,15], Stability [16,17], Allosteric regulation [18], Lower affinity ligand binding [17], Oligomerisation [19,20,21,22,23]
PA Activity [24] Stabilisation [25]
PE Dimer formation and function [26], Dimer formation [27], conformer stability [28] Conformer stabilisation and channel desensitisation [29] Agonist and antagonist binding affinities [30], Increase G protein coupling [31,32] Protein assembly [33]
PC Dimerisation [34], β-arrestin interaction and function [35], Increase G protein coupling [31]
PG Oligomerisation and function [36] Conformer stabilisation and channel desensitisation [37] Increase G protein coupling [30,38], Active conformer stability [39], β-arrestin interaction and function [35], Decrease G protein coupling [31]
PS Dimer formation [27], Stabilisation [25], Dimerisation [34], Decrease G protein coupling [31]
PI Dimer formation and function [26], Possible stabilisation [27]
PtdIns(4,5)P2 Possible dimer stabilisation [40,41], Activation [42,43], Inactive conformer stability [44] Active conformer stability [25,45], Increase G protein interaction [25], β-arrestin interaction and complex stability [46], Important for G protein recruitment [47]
Glycolipids and sphingolipids Ligand binding [48,49], Signalling [48], Allostery [47]
Cardiolipin Oligomer stabilisation [50] Oligomerisation [51], Allosteric regulation [52]
DHA and unsaturated tails Active conformer stability [53,54], Increase G protein coupling [53], Partitioning to lipid rafts [55], Oligomerisation [34,56]
Saturated tails Dimerisation and function [57]