>1kz6E (E:) observed residues (from ATOM records)
gpnpsdlkgpelrilivharwnlqaieplvkgavetmiekhdvklenidiesvpgsyelp
qgirasiarntydavigigvlikgstmhfeyiseavvhglmrvgldsgvpvifglltvln
eeqalyraglngghnhgndwgsaavemglkal