>3n0sB (B:) observed residues (from ATOM records)
snamndivastqlpntiktitndlrklglkkgmtvivhsslssigwisggavavvealme
viteegtiimptqssdlsdpkhwsrppvpeewwqiirdnvpafephitptramgkvvecf
rtypnvvrsnhplgsfaawgrhaeeitvnqslsmslgeesplrkiydldgyilligvgyd
sntsvalsevrsgacelikvgapiiengervwkefvdmdydsdkfveigvefeqkgtvtm
gkignakcrlmkqrdivdfgtewfrk