>2o23B (B:) observed residues (from ATOM records)
maaacrsvkglvavitggasglglataerlvgqgasavlldlpnsggeaqakklgnncvf
apadvtsekdvqtalalakgkfgrvdvavncagiavasktynlkkgqthtledfqrvldv
nlmgtfnvirlvagemgqnepdqggqrgviintasvaafegqvgqaaysaskggivgmtl
piardlapigirvmtiapglfgtpllnflasqvpfpsrlgdpaeyahlvqaiienpflng
evirldgairmqpgs