>3v3i_B mol:protein length:260 Carbonic anhydrase 2MSHHWGFGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQATSLRILNNGHAFQVEFDDSQDKAVLKGGPLDGTYRLIQFHFHWGSHDGQGSEHTVDKKKYAAELHLVHWNTKYGDFGKAVQQPDGLAVLGIFLKVGSAKPGLQKVVDVLDSIKTKGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLLECVTWIVLKEPISVSSEQVSKFRKLNFNGEGEPEEPMVDNWRPAQPLKNRQIKASFK