HHsearch alignment for GI: 254780781 and conserved domain: cd04645

>cd04645 LbH_gamma_CA_like Gamma carbonic anhydrase-like: This family is composed of gamma carbonic anhydrase (CA), Ferripyochelin Binding Protein (FBP), E. coli paaY protein, and similar proteins. CAs are zinc-containing enzymes that catalyze the reversible hydration of carbon dioxide in a two-step mechanism, involving the nucleophilic attack of a zinc-bound hydroxide ion on carbon dioxide, followed by the regeneration of the active site by ionization of the zinc-bound water molecule and removal of a proton from the active site. They are ubiquitous enzymes involved in fundamental processes like photosynthesis, respiration, pH homeostasis and ion transport. There are three evolutionary distinct groups - alpha, beta and gamma carbonic anhydrases - which show no significant sequence identity or structural similarity. Gamma CAs are trimeric enzymes with left-handed parallel beta helix (LbH) structural domain.
Probab=99.55  E-value=8e-14  Score=105.21  Aligned_cols=134  Identities=29%  Similarity=0.399  Sum_probs=93.0

Q ss_pred             ECCCCCCCCCCEEECCEEECCCCCCCCCCCCCCCEE---CCEEEECCCCEEECCCEECCEECCCCCCCEEECCCCEEECC
Q ss_conf             035640066514620103023533677201566123---22047306868812321121005776564487258478218
Q gi|254780781|r  117 VRHSAYIGPKAVLMPSFVNMGAYIGEGSMIDTWSTV---GSCAQIGKNVHISGGVGIGGVLEPIQTGPTIIEDNCFIGAR  193 (285)
Q Consensus       117 vr~ga~Ig~g~vimp~~VniGA~Ig~gt~I~~~a~I---G~~a~IG~~vhI~~g~~IGGvlep~~a~pviIeD~v~IGa~  193 (285)
T Consensus         2 I~~~a~I~p~A~I~G-----~V~IG~~~~I~~~~~I~~d~~~i~IG~~~~I~~~~~Ih~----~~~~~~~IG~~v~Ig~~   72 (153)
T cd04645           2 IDPSAFIAPNATVIG-----DVTLGEGSSVWFGAVLRGDVNPIRIGERTNIQDGSVLHV----DPGYPTIIGDNVTVGHG   72 (153)
T ss_pred             CCCCEEECCCCEEEC-----CEEECCCCEECCCCEEECCCCCEEECCCCEECCCCCCCC----CCCCCCEECCCCEECCC
T ss_conf             189819999999977-----269989999965838424666359999989896854352----59999798999899999


Q ss_pred             CEEECCEEECCCCEEEEEEEECCCCEEEECCCCCEEEEECCCCCEEECCC-CCCCCCCCCCCCCCCCCCEEEEECCHHHH
Q ss_conf             57846888458856630046527833687158814644549987896056-44556776657764467279896120246
Q gi|254780781|r  194 SEIVEGCIIREGSVLGMGVFIGKSTKIIDRNTGEITYGEVPSYSVVVPGS-YPSINLKGDIAGPHLYCAVIIKKVDEKTR  272 (285)
Q Consensus       194 s~I~~Gv~Ig~gavIgaG~vit~st~i~d~~~~~~~~g~vP~~~vvvpg~-~~~~~~~~~~~~~~~~cavi~~~~d~~t~  272 (285)
T Consensus        73 ~~i-~g~~Ig~~~~IG~~a~I~~gv~IG~~~-------vIgagsvV~~~~~vp~---------~~v~~G~PAr~ir~~~~  135 (153)
T cd04645          73 AVL-HGCTIGDNCLIGMGAIILDGAVIGKGS-------IVAAGSLVPPGKVIPP---------GSLVAGSPAKVVRELTD  135 (153)
T ss_pred             CEE-ECEEEEEEEEECCCCEECCCCEECCCC-------EECCCCEECCCCEECC---------CCEEEECCCEEECCCCH
T ss_conf             599-241873004770543985699988997-------9944989748979699---------85999628379715999


Q ss_pred             HHHH
Q ss_conf             6888
Q gi|254780781|r  273 SKTS  276 (285)
Q Consensus       273 ~k~~  276 (285)
T Consensus       136 ~e~~  139 (153)
T cd04645         136 EEIA  139 (153)
T ss_pred             HHHH
T ss_conf             9999