Chains and heterogens:
PDB Chain Sequences:
>1wu4A (A:) mekttegafytreyrnlfkefgyseaeiqervkdtweqlfgdnpetkiyyevgddlgyll dtgnldvrtegmsygmmmavqmdrkdifdriwnwtmknmymtegvhagyfawscqpdgtk nswgpapdgeeyfalalffashrwgdgdeqpfnyseqarkllhtcvhngeggpghpmwnr dnklikfipevefsdpsyhlphfyelfslwaneedrvfwkeaaeasreylkiachpetgl apeyayydgtpndekgyghffsdsyrvaanigldaewfggsewsaeeinkiqaffadkep edyrrykidgepfeekslhpvgliatnamgslasvdgpyakanvdlfwntpvrtgnrryy dnclylfamlalsgnfkiwfpegqeeehlehhhhhh
>1wu4A (A:) egafytreyrnlfkefgyseaeiqervkdtweqlfgdnpkiyyevgddlgylldtgnldv rtegmsygmmmavqmdrkdifdriwnwtmknmymtegvhagyfawscqpdgtknswgpap dgeeyfalalffashrwgdgdeqpfnyseqarkllhtcvhngeggpghpmwnrdnklikf ipevefsdpsyhlphfyelfslwaneedrvfwkeaaeasreylkiachpetglapeyayy dgtpndekgyghffsdsyrvaanigldaewfggsewsaeeinkiqaffadkepedyrryk idgepfeekslhpvgliatnamgslasvdgpyakanvdlfwntpvrtgnrryydnclylf amlalsgnfkiwfp