HelixConstraint L19 P39 0.675 HelixConstraint I49 A53 0.727 HelixConstraint K55 A59 0.665 StrandConstraint I67 V69 0.645 HelixConstraint L84 L98 0.602 HelixConstraint W113 S117 0.63 HelixConstraint L128 K133 0.633 HelixConstraint A141 E145 0.664 HelixConstraint K153 K165 0.759