>4rcaB (B:) observed residues (from ATOM records)
dvckekicscneiegdlhvdcekkgftslqrftaptsqfyhlflhgnsltrlfpnefanf
ynavslhmennglheivpgaflglqlvkrlhinnnkiksfrkqtflglddleylqadfnl
lrdidpgafqdlnklevlilndnlistlpanvfqyvpithldlrgnrlktlpyeevleqi
pgiaeillednpwdctcdllslkewlenipknaligrvvceaptrlqgkdlnetteqdlc
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