>1br1F (F:) observed residues (from ATOM records) fseeqtaefkeafqlfdrtgdgkilysqcgdvmralgqnptnaevmkvlgnpksdemnlk tlkfeqflpmmqtiaknkdqgcfedyveglrvfdkegngtvmgaeirhvlvtlgekmtee eveqlvaghedsngcinyeelvrmvlsg