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