HHsearch alignment for GI: 254780333 and conserved domain: cd06819

>cd06819 PLPDE_III_LS_D-TA Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme Low Specificity D-Threonine Aldolase. Low specificity D-threonine aldolase (Low specificity D-TA, EC 4.3.1.18), encoded by dtaAS gene from Arthrobacter sp. strain DK-38, is the prototype of this subfamily. Low specificity D-TAs are fold type III PLP-dependent enzymes that catalyze the interconversion between D-threonine/D-allo-threonine and glycine plus acetaldehyde. Both PLP and divalent cations (eg. Mn2+) are required for catalytic activity. Members of this subfamily show similarity to bacterial alanine racemase (AR), which contains an N-terminal PLP-binding TIM-barrel domain and a C-terminal beta-sandwich domain. AR exists as homodimers with active sites that lie at the interface between the TIM barrel domain of one subunit and the beta-sandwich domain of the other subunit. Based on its similarity to AR, it is possible that low specificity D-TAs also form dimers in solution. Experimental data show that t
Probab=99.91  E-value=3.6e-21  Score=156.70  Aligned_cols=293  Identities=15%  Similarity=0.193  Sum_probs=198.8

Q ss_pred             CCEEEEEEHHHHHHHHHHHHHHC--CCCEEEEEEECCCCCCCHHHHHHHHHHCCCCEEEECCHHHHHHHHHHCCCCCEEE
Q ss_conf             85099986889999999998628--9975999993286657989999999987998999855999999998389852673
Q gi|254780333|r    5 EFLRLKIDLTALKNNWHSMNALS--GNARTAAVVKDNAYGLGCEKIAPALYNAGVQDFFVTSVEEGVKLRLYTPQARIFV   82 (370)
Q Consensus         5 ~~~~leIdl~al~~Ni~~i~~~~--~~~~i~aVVKanAYGhG~~~va~~l~~~Gv~~faVa~~~EA~~lR~~g~~~~Ilv   82 (370)
T Consensus         6 ~TP~lvvd~~~l~~Ni~~m~~~~~~~gv~lrPH~KT----hks~~i~~~ql~~Ga~gi~~atl~EAe~~~~~G~~-dIll   80 (358)
T cd06819           6 DTPALVLDLDALERNIKRMAAFAKAHGVRLRPHAKT----HKCPAIARRQIAAGAVGVCCQKLSEAEVMAAAGIR-DILI   80 (358)
T ss_pred             CCCEEEEEHHHHHHHHHHHHHHHHHCCCCEEEEEHH----HCCHHHHHHHHHCCCCEEEECCHHHHHHHHHCCCC-EEEE
T ss_conf             998399729999999999999998679967777312----07899999999669974996579999999977997-0688


Q ss_pred             ECCC-CHHHHHHH----HHHHHHCCCCCHHHHHHHHHHH-HCCCCCCCEEEECCCCCCCCCCH-HHHHHHHHHHHHHHCC
Q ss_conf             0689-74698888----7542101348998999988887-60887761676126667655698-8999999888863100
Q gi|254780333|r   83 LYGI-HPGQEKII----FDTNLIPVISSVPQLTFYSKLM-SCGVSHPYALQVDTGFNRLGLSL-QEALDFTHNSFNKKLG  155 (370)
Q Consensus        83 l~~~-~~~~~~~~----~~~~i~~~i~s~~~l~~l~~~~-~~~~~~~vhlkiDTGM~R~G~~~-~e~~~~~~~~~~~~~~  155 (370)
T Consensus        81 a~p~v~~~~l~rl~~l~~~~~~~~~vDs~~~~~~l~~~a~~~~~~~~V~Ievd~G~~R~Gv~~~~~~~~la~~I~~~~~l  160 (358)
T cd06819          81 TNEVVGPAKIARLAALARRAPLIVCVDHPDNVRALAAAAVEAGVRLDVLVEIDVGQGRCGVPPGEAALALARTIAALPGL  160 (358)
T ss_pred             ECCCCCHHHHHHHHHHHHCCCEEEEEECHHHHHHHHHHHHHCCCCEEEEEEECCCCCCCCCCCHHHHHHHHHHHHHCCCC
T ss_conf             54668978999999998549989999499999999999986599636999978899877888869999999999848998


Q ss_pred             CHHHHHCCCCCC-CCCCCHH----HHHHHHHHHHHHHHHC--CCCHHHCCCCHH--CCC-CCC-CCHHHCCCCCCCCCC-
Q ss_conf             012432012433-3346678----8999999999975434--886011164110--047-732-220204873530678-
Q gi|254780333|r  156 QLSLIISHLACA-DDPSSHV----NSVQLERFRTLISHYK--GIEASLASSSGI--LLG-PNY-HFQLTRPGISLYGGT-  223 (370)
Q Consensus       156 ~i~gi~THfa~a-d~~~~~~----~~~Q~~~F~~~~~~~~--~~~~h~~nS~~~--l~~-p~~-~~d~vR~Gi~lYG~~-  223 (370)
T Consensus       161 ~l~Gi~~y~Gh~~~~~~~~~~~~~~~~~~~~~~~~~~~l~~~g~~~~ivs~GgT~t~~~~~~~~~~tEl~~G~yvf~D~~  240 (358)
T cd06819         161 RFAGLQAYHGHLQHIRDYEERRAAIAEAAEALQATRDALEAAGLPCEIVTGGGTGTYEFEAASGVYTELQAGSYVFMDAD  240 (358)
T ss_pred             EEEECCCCCCHHHCCCCHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCEEECCCCCCEEEECCCCCEEEECCCEEEEECHH
T ss_conf             06201046533302799899999999999999999999996699985574478875022225673379778429961678


Q ss_pred             -C---CCCCCCCCCCEEEEEEEEEEEEEECCCCCCCCCCCCCCCCCCEEEEECCCC-----CCCEECCCCCCCCCCCCCC
Q ss_conf             -7---767556764100123688632671489834665653467764179712330-----0260102368543344432
Q gi|254780333|r  224 -D---KINKSHPMQTVVTAEARIILIRKALAGELVSYGGQKKLTRDSLIAVAAIGY-----ADGYPLTLSGLDSEHSPSV  294 (370)
Q Consensus       224 -~---~~~~~~~l~pv~~l~s~i~~ir~l~~G~~VgYg~~~~~~~~~~iavipiGY-----aDG~pr~ls~~~~~~~~~~  294 (370)
T Consensus       241 y~~~~~~~~~~~~~~Al~V~~~ViS~p--~~~~----------------~~vd~G~k~ls~d~g~p~~~~~---------  293 (358)
T cd06819         241 YGDNEDEGGAPPFENALFVLTTVISAN--APGR----------------AVVDAGLKSLSVDSGLPKVAGR---------  293 (358)
T ss_pred             HHHHCCCCCCCCCCEEEEEEEEEECCC--CCCC----------------EEECCCCCCCCCCCCCCCCCCC---------
T ss_conf             864113456766650079986777257--8882----------------7864776300036788856589---------


Q ss_pred             CCCCEEEECCEEEEEEEECCCCCEEEECCCC-CCCCCCCEEEEECCC
Q ss_conf             3288699999995077004256479966887-787888789997888
Q gi|254780333|r  295 FLGGKGFIKGYMVPILGKITMDMTMFDITDS-LSIEVGDYIQIFGPD  340 (370)
Q Consensus       295 ~~~~~vli~G~~~pivGrv~MD~~~vdvt~~-~~~~~GD~V~l~G~~  340 (370)
T Consensus       294 --~~~---------~v~~~s~EHg~l~~~~~~~~l~vGd~v~~~P~H  329 (358)
T cd06819         294 --PGL---------SYVRAGDEHGIVELEDGAAPLKIGDRLELVPGH  329 (358)
T ss_pred             --CCC---------EEECCCCCEEEEECCCCCCCCCCCCEEEEEECC
T ss_conf             --985---------794015750078779987899999999998088