>1kecA (A:) observed residues (from ATOM records) ssseikivrdeygmphiyandtwhlfygygyvvaqdrlfqmemarrstqgtvaevlgkdf vkfdkdirrnywpdairaqiaalspedmsilqgyadgmnawidkvntnpetllpkqfntf gftpkrwepfdvamifvgtmanrysdstseidnlalltalkdkygvsqgmavfnqlkwlv npsapttiavqesnyplkfnqqnsqt