>6zfhB (B:) observed residues (from ATOM records)
lrqpqvaellaearrafreefgaepelavsapgrvnligehtdynqglvlpmalelmtvl
vgsprkdglvsllttsegadepqrlqfplptaqrslepgtprwanyvkgviqyypaaplp
gfsavvvssvplggglsssaslevatytflqqlcpdsgtiaaraqvcqqaehsfagmpcg
imdqfislmgqkghallidcrsletslvplsdpklavlitnsnvrasseypvrrrqceev
aralgaaslrevqleeleaardlvskegfrrarhvvgeirrtaqaaaalrrgdyrafgrl
mveshrslrddyevscpeldqlveaalavpgvygsrmtgggfggctvtlleasaaphamr
hiqehyggtatfylsqaadgakvlcl