>3E31_1|Chains A, B|Carbonic anhydrase 2|Haemophilus influenzae (727)
MDKIKQLFANNYSWAQRMKEENSTYFKELADHQTPHYLWIGCSDSRAPAEKLTNLEPGELFVHRNVANQVIHTDFNCLSVVQYAVDVLKIEHIIICGHTNCGGIHAAMADKDLGLINNWLLHIRDIWFKHGHLLGKLSPEKRADMLTKINVAEQVYNLGRTSIVKSAWERGQKLSLHGWVYDVNDGFLVDQGVMATSRETLEISYRNAIARLSILDEENILKKDHLENT