HHsearch alignment for GI: 254780462 and conserved domain: TIGR02415

>TIGR02415 23BDH acetoin reductases; InterPro: IPR014007 One member of this family, as characterised in Klebsiella terrigena , is able to interconvert acetoin + NADH with meso-2,3-butanediol + NAD(+). It is also capable of irreversible reduction of diacetyl with NADH to acetoin. There has been a reuctance to classify the enzyme as either 1.1.1.4 from EC, which is (R,R)-butanediol dehydrogenase, or 1.1.1.5 from EC, which is acetoin dehydrogenase without a specified stereochemistry . Another member of this family, from Corynebacterium glutamicum (Brevibacterium flavum), is called L-2,3-butanediol dehydrogenase . This enzyme is a homotetramer in the family of short chain dehydrogenases (IPR002198 from INTERPRO). .
Probab=100.00  E-value=0  Score=410.34  Aligned_cols=239  Identities=22%  Similarity=0.217  Sum_probs=221.3

Q ss_pred             CEEEEECCCCCCCHHHHHHHHHHHCCCEEEEEECC--HHHHH-HHHHHHHCCCCEEEEECCCCCHHHHHHHHHHHHHHHC
Q ss_conf             78999388988525899999999899889999489--78999-9999985159649998779999999999999999837
Q gi|254780462|r    8 KRGLIMGVANDHSIAWGIAKVLHSAGAQLAFSYQG--ESIGK-RLKPLALTVDSDFMIPCNVEDPSSMDLLFERIKERWE   84 (267)
Q Consensus         8 K~~lItGas~~~GIG~aia~~l~~~Ga~V~i~~~~--~~~~~-~~~~l~~~~~~~~~~~~Dv~~~~~v~~~~~~~~~~~g   84 (267)
T Consensus         1 KvAlvTGgA--qGIG~gIa~RLa~DGF~vav~D~n~Qe~~A~~t~~~i~~~G~~Ava~~~DV~~k~~~~~~i~~A~~~fG   78 (258)
T TIGR02415         1 KVALVTGGA--QGIGKGIAERLAKDGFNVAVADLNNQEETAKETAKEINQKGGKAVAYKLDVSDKSQVFEAIDQAVEKFG   78 (258)
T ss_pred             CEEEEECCC--CCHHHHHHHHHHHCCCEEEEECCCCCHHHHHHHHHHHHHCCCEEEEEECCCCCHHHHHHHHHHHHHHCC
T ss_conf             926785685--432389999998346137872566636899999999986697379986473456789999999999708


Q ss_pred             CCCEEEECCCCCCCCCCCCCCCCCCHHHHHHHHHCCCCHHHHHHHHCCCCCC---CC-CEEEEEEEEEECCCCCCCCCCH
Q ss_conf             9889993683317765557612579999977650166112322210022244---68-4168988752014564321000
Q gi|254780462|r   85 TLDFVVHSIAFSDKNELRGPYYNTSRDNFIQTMLVSCFSFTEIVRRAAQLMP---HG-GAMITLTYGGSMRVVPNYNAMA  160 (267)
Q Consensus        85 ~iD~lVnnAg~~~~~~~~~~~~~~~~e~~~~~~~vn~~~~~~~~~~~~~~~~---~~-G~II~isS~~~~~~~~~~~~Y~  160 (267)
T Consensus        79 ~fdV~VNNAGva~----~~pi~~iteE~l~k~y~vNV~GvlfGIQAA~~~Fkk~~~~tGkIINAaSiAg~~G~p~ls~Ys  154 (258)
T TIGR02415        79 GFDVMVNNAGVAP----VTPILEITEEELEKLYNVNVKGVLFGIQAAARQFKKQGHGTGKIINAASIAGVEGNPVLSAYS  154 (258)
T ss_pred             CCEEEEECCCCCC----CCCCCCCCCHHHHHHHCCHHHHHHHHHHHHHHHHHHCCCCCCCHHHHHHHHHHHCCHHHHHHH
T ss_conf             9327865241000----277454670034234301014566788999987787168987115776575540441467777


Q ss_pred             HHHHHHHHHHHHHHHHHHHHCCEEEEECCCCCCCHHHHCCCCC----------HHHHHHHHHCCCCCCCCCHHHHHHHHH
Q ss_conf             0015677631477998421085897562287268557507984----------799999982688998766999999999
Q gi|254780462|r  161 PAKSALESSTKYLACDYGGMNIRINAISAGPVRTLAGASISNG----------RDIAAWSKENSPLKRTVSLEDIGNSAL  230 (267)
Q Consensus       161 asKaal~~ltr~lA~El~~~gIrVNaIaPG~i~T~~~~~~~~~----------~~~~~~~~~~~Pl~r~~~~edva~~v~  230 (267)
T Consensus       155 stKFAVRgLTQtAA~eLA~~GITVNaYcPGiV~T~M~~~Id~~~~~~~gSk~i~~~~~~fss~I~LGR~~~PeDVA~lVS  234 (258)
T TIGR02415       155 STKFAVRGLTQTAAQELAPKGITVNAYCPGIVKTEMWEEIDEKTVELAGSKPIGEGFEEFSSEIKLGRLSEPEDVAGLVS  234 (258)
T ss_pred             HHHHHHHHHHHHHHHHHHHCCCEECCCCCCCCCCHHHHHHHHHHHHHCCCCCHHHHHHHHHHHCCCCCCCCCCHHHHHHH
T ss_conf             67888876579999997524873744088865054179999999873277006789999875313798999713887889


Q ss_pred             HHHCHHHCCCCCCEEEECCCCC
Q ss_conf             8619887887886899868844
Q gi|254780462|r  231 YLLSYLSNGVTGEIHYVDCGYN  252 (267)
Q Consensus       231 fL~Sd~s~~iTGq~l~VDGG~s  252 (267)
T Consensus       235 FLAS~dSdYiTGQsilvDGGm~  256 (258)
T TIGR02415       235 FLASEDSDYITGQSILVDGGMV  256 (258)
T ss_pred             HHCCCCCCCCCCCEEEECCCCC
T ss_conf             8514767801265344517404