HHsearch alignment for GI: 254781020 and conserved domain: cd00452

>cd00452 KDPG_aldolase KDPG and KHG aldolase. This family belongs to the class I adolases whose reaction mechanism involves Schiff base formation between a substrate carbonyl and lysine residue in the active site. 2-keto-3-deoxy-6-phosphogluconate (KDPG) aldolase, is best known for its role in the Entner-Doudoroff pathway of bacteria, where it catalyzes the reversible cleavage of KDPG to pyruvate and glyceraldehyde-3-phosphate. 2-keto-4-hydroxyglutarate (KHG) aldolase, which has enzymatic specificity toward glyoxylate, forming KHG in the presence of pyruvate, and is capable of regulating glyoxylate levels in the glyoxylate bypass, an alternate pathway when bacteria are grown on acetate carbon sources.
Probab=97.75  E-value=0.0012  Score=39.83  Aligned_cols=74  Identities=14%  Similarity=0.122  Sum_probs=48.1

Q ss_pred             CCCCCHHHHHHHHHCCCCEEEECCCCCCCCCCHHHHCCCCCCCCHHHHHCCCCHHHHHHHHHHHCCCCEEEECCCCCCHH
Q ss_conf             78668899999997699799945888865100123102344323244310634688999998522898799729888889
Q gi|254781020|r  192 GCGLSSMDIELGLKSGIRYFDIAGRGGTSWSRIESHRDLESDIGIVFQDWGIPTPLSLEMARPYCNEAQFIASGGLRNGV  271 (337)
Q Consensus       192 ~~~~~~~~~~~a~~aGad~i~v~~~gG~~~~~~~~~r~~~~~~~~~~~~~gi~~~~al~~~~~~~~~v~IiadGGIr~g~  271 (337)
T Consensus       102 PGv~TpsEi~~A~~~G~~~vK~FPa~----------------------~~G~~---~lkal~~pfp~~~~~ptGGI~~-~  155 (190)
T cd00452         102 PGVATPTEIMQALELGADIVKLFPAE----------------------AVGPA---YIKALKGPFPQVRFMPTGGVSL-D  155 (190)
T ss_pred             CCCCCHHHHHHHHHCCCCEEEECCCC----------------------CCCHH---HHHHHHCCCCCCCEEEECCCCH-H
T ss_conf             78799999999998799989989551----------------------14999---9999855489993899679998-8


Q ss_pred             HHHHHHHHCCCEEHHHHHHH
Q ss_conf             99999983888523347999
Q gi|254781020|r  272 DILKSIILGASLGGLASPFL  291 (337)
Q Consensus       272 Dv~kAlalGAdaV~iGr~~l  291 (337)
T Consensus       156 N~~~yl~~gv~avG~g~~l~  175 (190)
T cd00452         156 NAAEWLAAGVVAVGGGSLLP  175 (190)
T ss_pred             HHHHHHHCCCEEEEECHHCC
T ss_conf             89999968998999541258