Chains and heterogens:
PDB Chain Sequences:
>4n1yA (A:) snaksqtvtilqalnkaalpvleshhnhgqpptkvhllnslvklaerelvhlinwaknvp gytdlslsdqvhlieccwmellllncafrsiehggkslafapdlvldrsswstvemteif eqvaavseqmmqnhlhkdellllqamvlvnaevrrlasynqifnmqqslldaivdtaqky hpdnvrhvpavllllthirqagergiaffqrlksegvvtfcdllkemldaqdflekkssn
>4n1yA (A:) qtvtilqalnkaalpvleshhnhgqpptkvhllnslvklaerelvhlinwaknvpgytdl slsdqvhlieccwmellllncafrsiehggkslafapdlvldrsswstvemteifeqvaa vseqmmqnhlhkdellllqamvlvnaevrrlasynqifnmqqslldaivdtaqkyhpdnv rhvpavllllthirqagergiaffqrlksegvvtfcdllkemldaq
>4n1yB (B:) snaksqtvtilqalnkaalpvleshhnhgqpptkvhllnslvklaerelvhlinwaknvp gytdlslsdqvhlieccwmellllncafrsiehggkslafapdlvldrsswstvemteif eqvaavseqmmqnhlhkdellllqamvlvnaevrrlasynqifnmqqslldaivdtaqky hpdnvrhvpavllllthirqagergiaffqrlksegvvtfcdllkemldaqdflekkssn
>4n1yB (B:) qtvtilqalnkaalpvleshhnhgqpptkvhllnslvklaerelvhlinwaknvpgytdl slsdqvhlieccwmellllncafrsiehggkslafapdlvldrsswstvemteifeqvaa vseqmmqnhlhkdellllqamvlvnaevrrlasynqifnmqqslldaivdtaqkyhpdnv rhvpavllllthirqagergiaffqrlksegvvtfcdllkemldaqd
>4n1yC (C:) snaksqtvtilqalnkaalpvleshhnhgqpptkvhllnslvklaerelvhlinwaknvp gytdlslsdqvhlieccwmellllncafrsiehggkslafapdlvldrsswstvemteif eqvaavseqmmqnhlhkdellllqamvlvnaevrrlasynqifnmqqslldaivdtaqky hpdnvrhvpavllllthirqagergiaffqrlksegvvtfcdllkemldaqdflekkssn
>4n1yC (C:) tvtilqalnkaalpvleshhnhgqpptkvhllnslvklaerelvhlinwaknvpgytdls lsdqvhlieccwmellllncafrsiehggkslafapdlvldrsswstvemteifeqvaav seqmmqnhlhkdellllqamvlvnaevrrlasynqifnmqqslldaivdtaqkyhpdnvr hvpavllllthirqagergiaffqrlksegvvtfcdllkemlda
>4n1yD (D:) snaksqtvtilqalnkaalpvleshhnhgqpptkvhllnslvklaerelvhlinwaknvp gytdlslsdqvhlieccwmellllncafrsiehggkslafapdlvldrsswstvemteif eqvaavseqmmqnhlhkdellllqamvlvnaevrrlasynqifnmqqslldaivdtaqky hpdnvrhvpavllllthirqagergiaffqrlksegvvtfcdllkemldaqdflekkssn
>4n1yD (D:) qtvtilqalnkaalpvleshhnhgqpptkvhllnslvklaerelvhlinwaknvpgytdl slsdqvhlieccwmellllncafrsiehggkslafapdlvldrsswstvemteifeqvaa vseqmmqnhlhkdellllqamvlvnaevrrlasynqifnmqqslldaivdtaqkyhpdnv rhvpavllllthirqagergiaffqrlksegvvtfcdllkemldaq