HelixConstraint Q8 Q29 0.645 HelixConstraint L38 L47 0.687 HelixConstraint L56 E60 0.872 HelixConstraint L67 R76 0.675 StrandConstraint I80 V81 0.63 StrandConstraint V94 L96 0.698 HelixConstraint R101 R108 0.617 HelixConstraint K110 A121 0.627 HelixConstraint R128 A133 0.853 HelixConstraint T139 Q143 0.809