Chains and heterogens:
PDB Chain Sequences:
>1okn_ (-) wgygkhngpehwhkdfpiakgerqspvdidthtakydpslkplsvsydqatslrilnngh afnvefddsqdkavlkggpldgtyrliqfhfhwgsldgqgsehtvdkkkyaaelhlvhwn tkygdfgkavqqpdglavlgiflkvgsakpglqkvvdvldsiktkgksadftnfdprgll pesldywtypgslttppllecvtwivlkepisvsseqvlkfrklnfngegepeelmvdnw rpaqplknrqikasfk