StrandConstraint L7 V13 0.612 HelixConstraint F26 S43 0.685 StrandConstraint L66 R77 0.613 StrandConstraint A84 N95 0.689 StrandConstraint S98 C107 0.856 StrandConstraint Q110 I122 0.875 HelixConstraint I136 A142 0.784