Chains and heterogens:
PDB Chain Sequences:
>1cao_ (-) shhwgygkhngpehwhkdfpiakgerqspvdidthtakydpslkplsvsydqatslriln nghafnvefddsqdkavlkggpldgtyrliqfhfhwgsldgqgsehtvdkkkyaaelhlv hwntkygdfgkavqqpdglavlgiflkvgsakpglqkvvdvldsiktkgksadftnfdpr gllpesldywtypgslttppllecvtwivlkepisvsseqvlkfrklnfngegepeelmv dnwrpaqplknrqikasfk