>1a22A (A:) observed residues (from ATOM records) fptiplsrlfdnamlrahrlhqlafdtyqefeeayipkeqkysflqnpqtslcfsesipt psnreetqqksnlellrisllliqswlepvqflrsvfanslvygasdsnvydllkdleer iqtlmgrlegqifkqtyskfdtdallknygllycfrkdmdkvetflrivqcrsvegscgf