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Quality parameters Q10–50 for an α-helix with a 310- or π-helical segment of variable length in 14:1PC and 20:1PC membranes. The color coding indicates the level of the quality parameter. (A) π-helical segment in 14:1PC. (B) 310-helical segment in 14:1PC. (C) π-helical segment in 20:1PC. (D) 310-helical segment in 20:1PC.
