>2xytH (H:) observed residues (from ATOM records)
qanlmrlksdlfnrspmypgptkddpltvtlgftlqdivkvdsstnevdlvyyeqqrwkl
nslmwdpneygnitdfrtsaadiwtpditaysstrpvqvlspqiavvthdgsvmfipaqr
lsfmcdptgvdseegvtcavkfgswvysgfeidlktdtdqvdlssyyasskyeilsatqt
rqvqhysccpepyidvnlvvkfrer