>1cvaA (A:) observed residues (from ATOM records)
wgygkhngpehwhkdfpiakgerqspvdidthtakydpslkplsvsydqatslrilnngh
afnvefddsqdkavlkggpldgtyrliqfhfhwgsldgqgsehtvdkkkyaaelhlvhwn
tkygdfgkavqqpdglavlgiflkvgsakpglqkvvdvldsiktkgksadftnfdprgll
pesldywtypgslvtppllecvtwivlkepisvsseqvlkfrklnfngegepeelmvdnw
rpaqplknrqikasf