HHsearch alignment for GI: 254781043 and conserved domain: TIGR01176

>TIGR01176 fum_red_Fp fumarate reductase, flavoprotein subunit; InterPro: IPR005884 In bacteria two distinct, membrane-bound, enzyme complexes are responsible for the interconversion of fumarate and succinate (1.3.99.1 from EC): fumaratereductase (Frd) is used in anaerobic growth, and succinate dehydrogenase (Sdh) is used in aerobic growth. Both complexes consist of two main components: a membrane-extrinsic component composed of a FAD-binding flavoprotein and an iron-sulphur protein; and an hydrophobic component composed of a membrane anchor protein and/or a cytochrome B. In eukaryotes mitochondrial succinate dehydrogenase (ubiquinone) (1.3.5.1 from EC) is an enzyme composed of two subunits: a FAD flavoprotein and and iron-sulphur protein. The flavoprotein subunit is a protein of about 60 to 70 Kd to which FAD is covalently bound to a histidine residue which is located in the N-terminal section of the protein . The sequence around that histidine is well conserved in Frd and Sdh from various bacterial and eukaryotic species . The terms succinate dehydrogenase and fumarate reductase may be used interchangeably in certain systems. However, a number of species have distinct complexes, with the fumarate reductase active under anaerobic conditions. This model represents the fumarate reductase flavoprotein subunit from several such species in which a distinct succinate dehydrogenase is also found. ; GO: 0016491 oxidoreductase activity, 0006118 electron transport, 0009061 anaerobic respiration.
Probab=100.00  E-value=0  Score=1092.96  Aligned_cols=559  Identities=43%  Similarity=0.703  Sum_probs=527.0

Q ss_pred             EECEEEECCCHHHHHHHHHHHHCC--CCEEEEECCCCCCCCCHHCCCCEEEECCCCCCCCHHHHHHHHHHHCCCCCCHHH
Q ss_conf             105889899689999999999889--829999868988521041165342513789999999999989984588779999
Q gi|254781043|r   17 SYDVVVVGAGGAGLRATLGMAEKG--FKTACITKVFPTRSHTVAAQGGIAASLANMTPDSWQWHLYDTIKGSDWLGDVDA   94 (611)
Q Consensus        17 ~~DVlVIG~G~AGl~AAi~A~e~G--~~V~lieK~~~~~g~s~~A~GGi~a~~~~~~~Ds~~~~~~Dt~~~g~~l~d~~l   94 (611)
T Consensus         3 ~~~i~viGaGGAGLRaAIA~A~aNP~l~vAliSKVYPMRSHTVaAEGGsAAV~~--D~DSld~H~~DTV~GGDWLC~QD~   80 (585)
T TIGR01176         3 QADIAVIGAGGAGLRAAIAAAEANPHLDVALISKVYPMRSHTVAAEGGSAAVTK--DDDSLDEHFHDTVSGGDWLCEQDV   80 (585)
T ss_pred             CCCEEEECCCCHHHHHHHHHHHCCCCCCEEEEEECCCCCCCEECCCCCCEEECC--CCCCHHHHCCCCCCCCCCCCCHHH
T ss_conf             323678837844689999998408985378985115776411113553112105--641245414453456643220218


Q ss_pred             HHHHHHHHHHHHHHHHHCCCCCCCCCCCCEEEECCCCCCCCCCCCCCCCEEEEECCCCCHHHHHHHHHHHHHC-CCEEEC
Q ss_conf             9999998899999999869981327998551001464114567876564079866654266789999998731-230311
Q gi|254781043|r   95 IQYLAMEAPQSVYELEHYGVPFSRNEAGKIYQRPFGGHMQNYGEGPPVQRTCAAADRTGHAILHTLYGQALKN-NAEFFI  173 (611)
Q Consensus        95 v~~~~~~a~~~i~~Le~~Gv~f~r~~~G~~~~~~~gg~~~~~~~g~~~~R~~~~~d~tG~~i~~~L~~~~~~~-gv~i~~  173 (611)
T Consensus        81 Ve~FV~~ap~E~~QlE~WGCPWSRk~dG~V~VR~FGGMK--------~~RTWFAADKTGFH~LHTLFQ~~l~y~~i~R~D  152 (585)
T TIGR01176        81 VEYFVAEAPKELVQLEHWGCPWSRKPDGRVNVRRFGGMK--------VERTWFAADKTGFHLLHTLFQTSLKYPQIKRYD  152 (585)
T ss_pred             HHHHHHHCCHHHHHHHCCCCCCCCCCCCCEEEECCCCCC--------CCCEEECCCCCCHHHHHHHHHHHCCCCCCEEHH
T ss_conf             999874133456643127888774789857762268812--------210010112234268899998630563310001


Q ss_pred             CCEEEEEEECCCCCCEEEEEEEECCCEEEEECCCCEEEECCCCCCCCCCCCCCCEECCHHHHHHHHHCCCCCCCCCCCCC
Q ss_conf             31565200013443012468980587089950672474157656543342106401444887887513653333222328
Q gi|254781043|r  174 EYFALDLIINSEGCCVGVVAWQLETGEIHRFSAKLVVLATGGYGRAYFSATSAHTCTGDGAGMVARAGLPLQDMEFVQFH  253 (611)
Q Consensus       174 ~~~~~~Li~d~dG~V~Gav~~~~~~G~~~~i~AkaVILATGG~~~ly~~~t~~~~~tGdG~~mA~~aGa~l~~mEf~qfh  253 (611)
T Consensus       153 E~F~~~lLVD-dG~v~GLvAi~~~~G~l~~I~A~aVvlaTGGaGRVy~~~TN~~I~TGDGMa~A~~~G~PL~DMEFVQYH  231 (585)
T TIGR01176       153 EYFVVDLLVD-DGRVRGLVAIELAEGRLVTIKADAVVLATGGAGRVYRFNTNGGIVTGDGMALAFRHGVPLRDMEFVQYH  231 (585)
T ss_pred             CEEEEEEEEE-CCEEEEEEEEEECCCEEEEEEEEEEEEECCCCCCCEEECCCCCCCCCCHHHHHHHCCCCCCCCCCEEEC
T ss_conf             0135555751-773555788863367068887427899308987303310588731261489998478883324301006


Q ss_pred             CCCCCCCEEECCCCCCCCCEEEEECCCCCCCCCCC---------C--CCCCCCCCCEEHHHHHHHHHHCCCCCCC-CCEE
Q ss_conf             88442201430456655780898326861255407---------6--5100475201115688998817888888-8746
Q gi|254781043|r  254 PTGIYGAGCLITEGARGEGGYLVNSKGERFMERYA---------P--SAKDLASRDVVSRCMMMEIREGRGVGKS-KDHI  321 (611)
Q Consensus       254 Pt~~~~~~~l~~~~~rg~G~~l~n~~Gerf~~~y~---------~--~~~el~~rd~~s~ai~~ei~~g~g~~~~-~~~v  321 (611)
T Consensus       232 PTGLP~tGIL~TE~~R~EGG~l~NK~GYRYLQDY~~G~~TP~G~Pk~k~MELGPRDk~SQAF~HE~~KG~Ti~~P~GdVV  311 (585)
T TIGR01176       232 PTGLPGTGILMTEGCRGEGGILVNKDGYRYLQDYGLGPETPLGEPKNKYMELGPRDKVSQAFWHEHRKGNTIDTPYGDVV  311 (585)
T ss_pred             CCCCCCCCHHCCCCCCCCCCEEECCCCCEEECCCCCCCCCCCCCCCCCCCCCCCCCCHHHHHHHHHHCCCCCCCCCCCEE
T ss_conf             88988652100033443776678168741300057778888888753420468865302445746417872258989778


Q ss_pred             EEEECCCCHHHHHHHHHHHHHHHHHHCCCCCCCCEEEEECCCCCCCCCCCCCCCCEEECCCCCCCCCCCCCEEECCCCCC
Q ss_conf             88611179899999853799999764367865440675203310012342157715853778885332276034021220
Q gi|254781043|r  322 HLYLNHLDPAVLQERLPGISESARIFAGVDVTRDPIPVIPTVHYNMGGIPTNYWGEVLDANSKNPERFAPGLMAIGEAGC  401 (611)
Q Consensus       322 ~ld~~~~~~~~l~~~~~~~~~~~~~~~g~D~~~~~i~v~p~~hy~~GGi~vd~~g~v~~~~~~~~~t~i~GLyAaGe~a~  401 (611)
T Consensus       312 yLDLRHLG~~~l~~~LPFi~ELak~Y~~vDPv~E~iPvRP~vHY~MGGi~Td~~----------c~T~~~GLfA~GE~as  381 (585)
T TIGR01176       312 YLDLRHLGEDLLDERLPFICELAKAYVHVDPVKEPIPVRPTVHYTMGGIETDIN----------CETRIKGLFAVGECAS  381 (585)
T ss_pred             EEEHHHHHHHHHHHCCCHHHHHHHHHCCCCCCCCCCCCCCCEEEEECCEEECCC----------CCCCCCCEEECCCCEE
T ss_conf             850044237887520735789988632668732453688602433065445787----------6411463344022013


Q ss_pred             CCCCCCCCCCCCCCCCCCCCCHHHHHHHHHHHHHCCCCC---CC-CCHHHHHHHHHHHCCCCCCC--CCCHHHHHHHHHH
Q ss_conf             335664304764322222232156775566542026566---76-40023578886310103788--7136899987887
Q gi|254781043|r  402 ASVHGANRLGSNSLIDLVVFGRAAVIRASEMIDKSSPIP---SL-DISSCDRIMDRFDRLRHADG--HVPTAALREKMQR  475 (611)
Q Consensus       402 ~g~hGanrlggnsl~~~~vfG~~Ag~~aa~~~~~~~~~~---~~-~~~~~~~~~~~~~~~~~~~g--~~~~~~i~~~Lq~  475 (611)
T Consensus       382 V~l~GANRLGSNSLaEl~VFG~~AG~~A~~~AA~~~~~~rGp~~Ai~AQ~~~~~~Rl~~~~~~~G~GgE~~A~IR~~M~~  461 (585)
T TIGR01176       382 VGLHGANRLGSNSLAELVVFGRLAGEKAAERAARAKKSNRGPESAIRAQARTVELRLERLLSQEGQGGENWADIRAEMGA  461 (585)
T ss_pred             EECCCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCHHHHHHHHHHHHHHHHHHHHHHCCCCCCHHHHHHHHHHH
T ss_conf             31135342430036789998776678999999862367778789999999999999999986258886516688899988


Q ss_pred             HHHCCCEEEECHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHHCCCCCCCCEECCCC
Q ss_conf             66509726875899999999999999998415157877545889999998888999999999999626255046235337
Q gi|254781043|r  476 AMQLDAGVFRTQDSLSDGCRNLSCLWDEMADLKVHDRSLIWNSDLVETLELQNLMINAIATVYSAEARKESRGSHAREDF  555 (611)
Q Consensus       476 iM~~~~gi~R~~~~L~~al~~L~~l~~~~~~i~~~d~~~~~n~el~~~~el~~~l~~Ae~~~~aal~R~ESRG~H~R~Dy  555 (611)
T Consensus       462 t~E~~~GIYR~~~~~~~~i~~l~~L~ERf~~~~I~D~s~~FNT~L~~~~El~~~LdVA~a~v~Sa~~R~ESRGAHQR~D~  541 (585)
T TIGR01176       462 TLESGCGIYRDEELLQKTIDKLAELQERFKRVGIDDKSRVFNTDLLYLIELGGGLDVAEAMVHSALRRKESRGAHQRLDE  541 (585)
T ss_pred             HHHHCCCCCCCHHHHHHHHHHHHHHHHHHCEEEEECCCCEEHHHHHHHHHHCCHHHHHHHHHHHHCCCCCCCCCCCCCCC
T ss_conf             89850774468267999999999865422266562055210178998987403047999998631033124651013568


Q ss_pred             --CCCCCCCCCCHHHCEEEEEEEECCCCEEEEEEECCCCCCCCCCCCEEECCCCCCCC
Q ss_conf             --78876668803213569999846898059999447444256755000027721679
Q gi|254781043|r  556 --KDGEFGGRDDVNWRKHSLCWVDWNTGKIKLDYRPVHTELLCGGVDYSKIAPKARVY  611 (611)
Q Consensus       556 --Pe~~~~~rDD~nwl~h~~~~~~~~~g~~~~~~~Pv~~~~~~~~~~~~~~~p~~R~Y  611 (611)
T Consensus       542 GC~~-----RDD~~FL~HtL~f~~-~d~T~r~~Y~pV---------~IT~~~P~~RvY  584 (585)
T TIGR01176       542 GCTE-----RDDVHFLKHTLAFRE-SDGTLRVEYSPV---------KITRLPPKERVY  584 (585)
T ss_pred             CCCC-----CCHHHHHHHHHHEEC-CCCEEEEEECCE---------EEECCCCCCCCC
T ss_conf             8887-----335788665331021-788124110120---------674258644578