>3v3j_A mol:protein length:260 Carbonic anhydrase 2 MSHHWGFGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQATSLRI LNLGHAFQVEFDDSQDKAVLKGGPLDGTYRLIQFHFHWGSHDGQGSEHTVDKKKYAAEL HLVHWNTKYGDFGKAVQQPDGLAVLGIFLKVGSAKPGLQKVVDVLDSIKTKGKSADFTN FDPRGLLPESLDYWTYPGSLTTPPLLECVTWIVLKEPISVSSEQVSKFRKLNFNGEGEP EEPMVDNWRPAQPLKQRQIKASFK