>4ilfB (B:) observed residues (from ATOM records)
mdaairqslaklgvqsteiqaspvagmktvlthsgvlyvtddgkhiiqgpmydvsgahpv
nvtnkllmsqlnalekemivykapdekhvitvftditcgychklheemkdynalgitvry
lafpaqglesqaeqdmksiwcakdknkafddamagkgvkpascdvniadhyalgvqlgvs
gtpaivlsngyvvpgyqgpkemkafldehqkqts