HelixConstraint M5 A13 0.677 HelixConstraint K18 L26 0.681 HelixConstraint D35 H55 0.648 HelixConstraint A60 S78 0.716 HelixConstraint K83 E104 0.627 HelixConstraint I117 L118 0.671 StrandConstraint I129 S134 0.711 StrandConstraint K153 M157 0.632 HelixConstraint I171 K184 0.672 HelixConstraint L187 K194 0.612