>2qwnA (A:) observed residues (from ATOM records)
kgpavgidlgttyscvgvfqhgkveiiandqgnrttpsyvaftdterligdaaknqvamn
ptntvfdakrligrrfddavvqsdmkhwpfmvvndagrpkvqveykgetksfypeevssm
vltkmkeiaeaylgktvtnavvtvpayfndsqrqatkdagtiaglnvlciineptaaaia
ygldkkvgaernvlifdlgggtfdvsiltiedgifevkstagdthlggedfdnrmvnhfi
aefkrkhkkdisenkravrrlrtacerakrtlssstqasieidslyegidfytsitrarf
eelnadlfrgtldpvekalrdakldksqihdivlvggstripkiqkllqdffngkelnks
inpdeavaygaavqaailsgdks