Chains and heterogens:
PDB Chain Sequences:
>4p1lA (A:) mhhhhhhssgvdlgtenlyfqsmdswrgwnihppsypngkalesfakevaektegrvepk vyhnavlgdqpdaieqtrsgaldfanfnmgpmgpivpaanvlslpfifkspddmyrimdg eigerfadalaeknlivlswfgsgarslyntdhpvetpddveglkvrvmnndlyvqmide mggnatpmaygevyqslktgvidgaennypsyessghyevanyysltehlilpeclcvak asweelsekdrqaireaaedaakeqralweegvqaskqkildagvkinevddksafqakm qpiydqfvqehpeleslvtdiqdaqs
>4p1lA (A:) swrgwnihppsypngkalesfakevaektegrvepkvyhnavlgdqpdaieqtrsgaldf anfnmgpmgpivpaanvlslpfifkspddmyrimdgeigerfadalaeknlivlswfgsg arslyntdhpvetpddveglkvrvmnndlyvqmidemggnatpmaygevyqslktgvidg aennypsyessghyevanyysltehlilpeclcvakasweelsekdrqaireaaedaake qralweegvqaskqkildagvkinevddksafqakmqpiydqfvqehpeleslvtdiqda qs
>4p1lB (B:) mhhhhhhssgvdlgtenlyfqsmdswrgwnihppsypngkalesfakevaektegrvepk vyhnavlgdqpdaieqtrsgaldfanfnmgpmgpivpaanvlslpfifkspddmyrimdg eigerfadalaeknlivlswfgsgarslyntdhpvetpddveglkvrvmnndlyvqmide mggnatpmaygevyqslktgvidgaennypsyessghyevanyysltehlilpeclcvak asweelsekdrqaireaaedaakeqralweegvqaskqkildagvkinevddksafqakm qpiydqfvqehpeleslvtdiqdaqs
>4p1lB (B:) swrgwnihppsypngkalesfakevaektegrvepkvyhnavlgdqpdaieqtrsgaldf anfnmgpmgpivpaanvlslpfifkspddmyrimdgeigerfadalaeknlivlswfgsg arslyntdhpvetpddveglkvrvmnndlyvqmidemggnatpmaygevyqslktgvidg aennypsyessghyevanyysltehlilpeclcvakasweelsekdrqaireaaedaake qralweegvqaskqkildagvkinevddksafqakmqpiydqfvqehpeleslvtdiqda q