>4q3qA (A:) observed residues (from ATOM records)
kllytsanflgiptnrgqpkigtyqgpelirksnffqlvaedgiqltdcgdiipvelnea
edpqrfgmkwsrsfslttlriaerveelmkqsnkstplvivggdhsmatgtilghaeakp
dlcvlwidahgdintplnsasgnmhgmplsflvkelqdqipwlddfegikpclnasniay
iglrdldahethdirkhgiayftmldvdrmgieavikeallavnprlekaihlsfdidal
dplvapstgtavpggltlreglriceevsatgklsvvelaelnpllgsqedvlktqssav
hilraclghcrsghlpfkvrnltdqgimsraahmq