>2yx9B (B:) observed residues (from ATOM records)
aspfrlasageisevqgilrtagllgpekriaylgvldpargagseaedrrfrvfihdvs
garpqevtvsvtngtvisaveldtaatgelpvleeefevveqllatderwlkalaarnld
vskvrvaplsagvfeyaeergrrilrglafvqdfpedsawahpvdglvayvdvvskevtr
vidtgvfpvpaehgnytdpeltgplrttqkpisitqpegpsftvtggnhiewekwsldvg
fdvregvvlhniafrdgdrlrpiinrasiaemvvpygdpspirswqnyfktgeylvgqya
nslelgcdclgditylspvisdafgnpreirngicmheedwgilakhsdlwsginytrrn
rrmvisffttignydygfywylyldgtiefeakatgvvftsafpeggsdnisqlapglga
pfhqhifsarldmaidgftnrveeedvvrqtmgpgnergnafsrkrtvltreseavread
artgrtwiisnpesknrlnepvgyklhahnqptlladpgssiarraafatkdlwvtryad
deryptgdfvnqhsggaglpsyiaqdrdidgqdivvwhtfglthfprvedwpimpvdtvg
fklrpegffdrspvldvpan