Chains and heterogens:
PDB Chain Sequences:
>4r3wA (A:) mgytvavvgatgavgaqmikmleestlpidkirylasarsagkslkfkdqditieettet afegvdialfsagsstsakyapyavkagvvvvdntsyfrqnpdvplvvpevnahaldahn giiacpncstiqmmvalepvrqkwgldriivstyqavsgagmgailetqrelrevlndgv kpcdlhaeilpsggdkkhypiafnalpqidvftdndytyeemkmtketkkimeddsiavs atcvripvlsahsesvyietkevapieevkaaiaafpgavleddvahqiypqainavgsr dtfvgrirkdldaekgihmwvvsdnllkgaawnsvqiaetlherglvrptaelkfelkle hhhhhh
>4r3wA (A:) gytvavvgatgavgaqmikmleestlpidkirylasarsagkslkfkdqditieetteta fegvdialfsagsstsakyapyavkagvvvvdntsyfrqnpdvplvvpevnahaldahng iiacpncstiqmmvalepvrqkwgldriivstyqavsgagmgailetqrelrevlndgvk pcdlhaeilpsggdkkhypiafnalpqidvftdndytyeemkmtketkkimeddsiavsa tcvripvlsahsesvyietkevapieevkaaiaafpgavleddvahqiypqainavgsrd tfvgrirkdldaekgihmwvvsdnllkgaawnsvqiaetlherglvrptaelkfelk
>4r3wB (B:) mgytvavvgatgavgaqmikmleestlpidkirylasarsagkslkfkdqditieettet afegvdialfsagsstsakyapyavkagvvvvdntsyfrqnpdvplvvpevnahaldahn giiacpncstiqmmvalepvrqkwgldriivstyqavsgagmgailetqrelrevlndgv kpcdlhaeilpsggdkkhypiafnalpqidvftdndytyeemkmtketkkimeddsiavs atcvripvlsahsesvyietkevapieevkaaiaafpgavleddvahqiypqainavgsr dtfvgrirkdldaekgihmwvvsdnllkgaawnsvqiaetlherglvrptaelkfelkle hhhhhh
>4r3wB (B:) gytvavvgatgavgaqmikmleestlpidkirylasarsagkslkfkdqditieetteta fegvdialfsagsstsakyapyavkagvvvvdntsyfrqnpdvplvvpevnahaldahng iiacpncstiqmmvalepvrqkwgldriivstyqavsgagmgailetqrelrevlndgvk pcdlhaeilpsggdkkhypiafnalpqidvftdndytyeemkmtketkkimeddsiavsa tcvripvlsahsesvyietkevapieevkaaiaafpgavleddvahqiypqainavgsrd tfvgrirkdldaekgihmwvvsdnllkgaawnsvqiaetlherglvr