>tr|Q5W8G5|Q5W8G5_PHATR Carbonic anhydrase OS=Phaeodactylum tricornutum GN=ptca2 MKFATAATVTLLALSTVDALNVKKLFRFGKTSLPKDSSPKPAAKGGYDLDVSELFDGNNK FIADKLAGDPAYFDTLGTVHSPKYLYIGCVDARAPPNMIMGTEAGTMLTVRNIANMVVNN DLAVMSAIQFGINVLKIPNVILCGHYECGGVRASVANVDHAPPLSIWLRNIRDVYRLHAK ELDAIKDPEERHRRLVDLNVIEQCVNLFKTGVIQAKRIESYKDGGVAIPQVHPVVFDPKT GEVKKLKVDFDKYMAEINGIYDLYDLENAKVPM