>4ffxA (A:) observed residues (from ATOM records)
dhgspdsyrsplasryaspemcfvfsdrykfrtwrqlwlwlaeaeqtlglpitdeqirem
ksnlenidfkmaaeeekrlrhdvmahvhtfghccpkaagiihlgatscyvgdntdliilr
naldlllpklarvisrladfakeraslptlgfthfqpaqlttvgkrcclwiqdlcmdlqn
lkrvrddlrfrgvkgttgtqasflqlfegddhkveqldkmvtekagfkrafiitgqtytr
kvdievlsvlaslgasvhkictdirllanlkemeepfkrnpmrserccslarhlmtlvmd
plqtasvqwfertlddsanrriclaeafltadtilntlqniseglvvypkvierrirqel
pfmateniimamvkaggsrqdchekirvlsqqaasvvkqeggdndlieriqvdayfspih
sqldhlldpssftgrasqqvqrfleeevypllkpyes