>2xwlB (B:) observed residues (from ATOM records)
atvavvpaagsgerlragrpkafvtlggtpllehalsglrasgvidriviavppaltdes
klvfggedsvivsggvdrtesvalaleaagdaefvlvhdaaraltppaliarvvaalkeg
hsavvpglapadtikavdangavlgtperaglravqtpqgfhadvlrrayarataggvtd
daslveqlgtpvqivdgdplafkittpldlvlaeavlahhhh