>2nxiH (H:) observed residues (from ATOM records)
kflviagmnaieseelllkvgeeikrlsekfkevefvfkssfdkanrssihsfrghgley
gvkalrkvkeefglkittdiheswqaepvaevadiiqipaflcrqtdlllaaaktgravn
vkkgqflapwdtknvveklkfggakeiyltergttfgynnlvvdfrslpimkqwakviyd
athsvqlpgggmrefifpliraavavgcdgvfmethpepekalsdastqlplsqlegiie
aileirevaskyyeti