HHsearch alignment for GI: 254780127 and conserved domain: cd06139

>cd06139 DNA_polA_I_Ecoli_like_exo The 3'-5' exonuclease domain of DNA polymerases has a fundamental role in reducing polymerase errors and is involved in proofreading activity. E.coli-like Polymerase I (pol I), a subgroup of family-A DNA polymerases, contains a DEDDy-type DnaQ-like 3'-5' exonuclease domain in the same polypeptide chain as the polymerase domain. The exonuclease domain contains three conserved sequence motifs termed ExoI, ExoII and ExoIII, with a specific YX(3)D pattern at ExoIII. These motifs are clustered around the active site and contain four conserved acidic residues that serve as ligands for the two metal ions required for catalysis. E. coli DNA pol I is involved in genome replication but is not the main replicating enzyme. It is also implicated in DNA repair.
Probab=99.92  E-value=1.1e-23  Score=174.90  Aligned_cols=173  Identities=18%  Similarity=0.112  Sum_probs=130.8

Q ss_pred             CEEEEEECCCCCCCCCCCCCHHHCCCCEEEEEEEEECCCEEEEEECCCCC--------HHHHHHHHHHCCCCCEEEEEEH
Q ss_conf             78999804067887000460000268829999999838228999788842--------2179999986488981998630
Q gi|254780127|r    2 SKLFIDIETRSPQPLPKVGVWAYAEQAVITLCAYAWDDEPVKLWDRTEQS--------AMPSDLLQYLRDETVMCVAHNS   73 (675)
Q Consensus         2 k~l~lD~ET~s~~dl~~~Gl~~y~~~~~I~~i~~a~~~~~~~~~d~~~~~--------~~~~~l~~~L~~~~~~kv~HNa   73 (675)
T Consensus         6 ~~ia~DtETtg--------l~~~--~~~ivGisls~~~~~~~YiP~~h~~~~~~l~~~~v~~~lk~~led~~i~Kv~hn~   75 (193)
T cd06139           6 KVFAFDTETTS--------LDPM--QAELVGISFAVEPGEAYYIPLGHDYGGEQLPREEVLAALKPLLEDPSIKKVGQNL   75 (193)
T ss_pred             CEEEEECCCCC--------CCCC--CCEEEEEEEEECCCCEEEEEECCCCCCCCCCHHHHHHHHHHHHCCCCCCEEEECC
T ss_conf             87899783699--------9868--8849999998079968998723656544679999999999997399986887547


Q ss_pred             HHHHHHHHHHCCCCCCCCCEEEHHHHHHHHCC---CCCHHHHHH-HHCCCCCCHHHHHCHHHHHHHHHHHHHHCCCCCCC
Q ss_conf             77599999862998786504545889998588---999789999-80889865276637657664100233201345311
Q gi|254780127|r   74 LFERILFKKTLGIDIPSKRWICTSVLARTNGL---PSSLKNACL-ALNFSEHLTKMEEGKALIARFCKGSIDSPPYDCTR  149 (675)
Q Consensus        74 ~FD~~vL~~~lGi~i~~~~~~DTmi~A~~l~~---p~sL~~la~-~lgl~~~~~kd~~gk~li~~~~~~~~~~~~~~~~~  149 (675)
T Consensus        76 k~D~~~L~~~-gi~~~-~~~~DTmiaa~ll~~~~~~~~L~~La~~~l~~~~~~~~~l~gkg~---------------~~~  138 (193)
T cd06139          76 KFDLHVLANH-GIELR-GPAFDTMLASYLLNPGRRRHGLDDLAERYLGHKTISFEDLVGKGK---------------KQI  138 (193)
T ss_pred             HHHHHHHHHC-CCCCC-CCCHHHHHHHHHCCCCCCCCCHHHHHHHHHCCCCCCHHHHHCCCC---------------CCC
T ss_conf             9789999983-98667-830218999987279988889999999981887663899837785---------------537


Q ss_pred             CCCHHHHHHHHHHHHHHHHHHHHHHHHHCCCHHHHHHHHHHHHHHHHCCEEC
Q ss_conf             2587689998988775399999999872002143101789999875168430
Q gi|254780127|r  150 ANHVQAWQLFGEYCKRDVEATRELFKRLIPLSDGERDLWLLDQTINDRGYRI  201 (675)
Q Consensus       150 ~~~~~~~~~~~~Ya~~Dv~~~~~L~~~L~~~~~~E~~l~~~~~~me~~Gi~v  201 (675)
T Consensus       139 ~~~~~~~~~~~~YAa~Da~~t~~L~~~l~~~L~~~~~l~~ly~~iE~PL~~V  190 (193)
T cd06139         139 TFDQVPLEKAAEYAAEDADITLRLYELLKPKLKEEPGLLELYEEIEMPLIPV  190 (193)
T ss_pred             CHHHCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCHHHH
T ss_conf             8313329999999999999999999999999984220999999984569998