HelixConstraint G21 L22 0.612 StrandConstraint M41 V42 0.725 HelixConstraint R55 A69 0.707 StrandConstraint V76 H78 0.702 StrandConstraint E87 L88 0.691 HelixConstraint E107 S113 0.627 HelixConstraint Q117 E125 0.801 StrandConstraint E130 A133 0.798 HelixConstraint I157 E158 0.608 StrandConstraint L166 I167 0.73