SCD plot of d31-POPC (A) and d31-POPS (B) labeled spectra at 30°C. Missing points correspond to locations where peaks could not be unambiguously assigned. (Labels: ○, 4:1 POPC/POPS alone; ▵, with 40% cholesterol; +, with 15% diolein; ×, with 40% cholesterol and 15% diolein; ⋄ with 25% cholesterol; ▿ with 10% diolein; ⊠, with 25% cholesterol and 10% diolein.)