>1wu4A (A:) observed residues (from ATOM records)
egafytreyrnlfkefgyseaeiqervkdtweqlfgdnpkiyyevgddlgylldtgnldv
rtegmsygmmmavqmdrkdifdriwnwtmknmymtegvhagyfawscqpdgtknswgpap
dgeeyfalalffashrwgdgdeqpfnyseqarkllhtcvhngeggpghpmwnrdnklikf
ipevefsdpsyhlphfyelfslwaneedrvfwkeaaeasreylkiachpetglapeyayy
dgtpndekgyghffsdsyrvaanigldaewfggsewsaeeinkiqaffadkepedyrryk
idgepfeekslhpvgliatnamgslasvdgpyakanvdlfwntpvrtgnrryydnclylf
amlalsgnfkiwfp