HelixConstraint A201 F208 0.65 StrandConstraint K212 P216 0.702 StrandConstraint A218 I224 0.653 StrandConstraint E226 V228 0.637 StrandConstraint P231 N233 0.787 StrandConstraint D237 I242 0.667 HelixConstraint P244 L246 0.627 StrandConstraint K252 P256 0.62 StrandConstraint D258 L264 0.632 StrandConstraint K267 L271 0.689 HelixConstraint V280 T297 0.611 HelixConstraint A304 S309 0.63