Chains and heterogens:
PDB Chain Sequences:
>1hed_ (-) wgygkhngpehwhkdfpiakgerqspvdidthtakydpslkplsvsydqatslrilnngh afnvefddsqdkavlkggpldgtyrliqfhfhwgsldgqgsehtvdkkkyaaelhlvhwn tkygdfgkavqqpdglavlgiflkvgsakpglqkvvdvldsiktkgksadftnfdprgll pesldywtypgsattppllecvtwivlkepisvsseqvlkfrklnfngegepeelmvdnw rpaqplknrqikasf