Chains and heterogens:
PDB Chain Sequences:
>7ca2_ (-) mshhwgygkhngpehwhkdfpiakgerqspvdidthtakydpslkplsvsydqatslril nnghafnvefddsqdkavlkggpldgtyrliqfhfhwgsldgqgsehtvdkkkyaaelhl vhwntkygdfgkavqqpdglaglgiflkvgsakpglqkvvdvldsiktkgksadftnfdp rgllpesldywtypgslttppllecvtwivlkepisvsseqvlkfrklnfngegepeelm vdnwrpaqplknrqikasfk
>7ca2_ (-) wgygkhngpehwhkdfpiakgerqspvdidthtakydpslkplsvsydqatslrilnngh afnvefddsqdkavlkggpldgtyrliqfhfhwgsldgqgsehtvdkkkyaaelhlvhwn tkygdfgkavqqpdglaglgiflkvgsakpglqkvvdvldsiktkgksadftnfdprgll pesldywtypgslttppllecvtwivlkepisvsseqvlkfrklnfngegepeelmvdnw rpaqplknrqikasf