>6f4jB (B:) observed residues (from ATOM records)
mvkltpelinqsmqyinpvrereldlrgykipqienlgatldqfdtidlsdndlrkldnl
phlprlktlllnnnrilrisegleeavpnlgsiiltgnnlqelsdleplvgftkletisl
linpvstkpnyreymaykfpqlrlldfrkikqkdrqaaqeffrtkqgkdvlkei