>2qr0R (R:) observed residues (from ATOM records)
evqlvesggglvqpggslrlscaasgfnfssssihwvrqapgkglewvayiypsysytsy
adsvkgrftisadtskntaylqmnslraedtavyycaryygtgamdywgqgtlvtvssas
tkgpsvfplapssgtaalgclvkdyfpepvtvswnsgaltsgvhtfpavlqssglyslss
vvtvpssslgtqtyicnvnhkpsntkvdkkvepksc