>2dxeA (A:) observed residues (from ATOM records) etertlviikpdavvrgligeiisrfekkglkivgmkmiwidrelaekhyeehrekpffk alidyitktpvvvmvlegryavevvrkmagatdpkdaapgtirgdfglevsdaicnviha sdskesaereislffkpeelfeypraadwfykkg