>1sq5D (D:) observed residues (from ATOM records)
mtpylqfdrnqwaalrdmtlsedeiarlkginedlsleevaeiylplsrllnfyissnlr
rqavleqflgtngqripyiisiagsvavgksttarvlqallsrwpehrrvelittdgflh
pnqvlkerglmkkkgfpesydmhrlvkfvsdlksgvpnvtapvyshliydvipdgdktvv
pdilileglnvlqsgmdyphdphhvfvsdfvdfsiyvdapedllqtwyinrflkfregaf
tdpdsyfhnyakltkeeaiktamtlwkeinwlnlkqnilptrerasliltksanhaveev
rlrk