>1fupB (B:) observed residues (from ATOM records)
mntvrsekdsmgaidvpadklwgaqtqrslehfristekmptslihalaltkraaakvne
dlgllseekasairqaadevlagqhddefplaiwqtgsgtqsnmnmnevlanrasellgg
vrgmerkvhpnddvnksqssndvfptamhvaallalrkqlipqlktltqtlneksrafad
ivkigrthlqdatpltlgqeisgwvamlehnlkhieyslphvaelalggtavgtglnthp
eyarrvadelavitcapfvtapnkfealatcdalvqahgalkglaaslmkiandvrwlas
gprcgigeisipenepmpgkvnptqcealtmlccqvmgndvainmggasgnfelnvfrpm
vihnflqsvrlladgmesfnkhcavgiepnrerinqllneslmlvtalnthigydkaaei
akkahkegltlkaaalalgylseaefdswvrpeqm