>4rcaB (B:) SEQRES residues tgdvckekicscneiegdlhvdcekkgftslqrftaptsqfyhlflhgnsltrlfpnefa nfynavslhmennglheivpgaflglqlvkrlhinnnkiksfrkqtflglddleylqadf nllrdidpgafqdlnklevlilndnlistlpanvfqyvpithldlrgnrlktlpyeevle qipgiaeillednpwdctcdllslkewlenipknaligrvvceaptrlqgkdlnetteqd lcplksrlvpr