>5x2bB (B:) observed residues (from ATOM records)
sllhkymgiffstmsseellgsldsfdareddiflvsypksgthwlaevieripdagitl
tspielgdiskfeelkripkrraipthlnyemlpvtvkqkqckiiyivrnpkdtavsmfh
yyrdnpnlpstetwaaflelflkgdvvygswfdhvlsweehkndknvlfifyeemkkdfv
kslkkitaflgidvndsemakiarstsfsemksnaakepnhvicaltsdrnlvfrkgvvg
dwinyftpkqnrgfdelftekmrnsdvgrclkeya