HHsearch alignment for GI: 254780831 and conserved domain: cd02033
>cd02033 BchX Chlorophyllide reductase converts chlorophylls into bacteriochlorophylls by reducing the chlorin B-ring. This family contains the X subunit of this three-subunit enzyme. Sequence and structure similarity between bchX, protochlorophyllide reductase L subunit (bchL and chlL) and nitrogenase Fe protein (nifH gene) suggest their functional similarity. Members of the BchX family serve as the unique electron donors to their respective catalytic subunits (bchN-bchB, bchY-bchZ and nitrogenase component 1). Mechanistically, they hydrolyze ATP and transfer electrons through a Fe4-S4 cluster.
Probab=99.88 E-value=1.2e-21 Score=164.17 Aligned_cols=222 Identities=22% Similarity=0.321 Sum_probs=153.5
Q ss_pred CCCEECCCCCCCCCHHHHHHHHHHHHCCCCCEEEEEECCCCCCCCCCEECCCCCCCCCCC---C-------CCCC--CCC
Q ss_conf 420102446665425789999898723577506988224678765310002456311233---4-------4576--632
Q gi|254780831|r 95 KKFVAVASGKGGVGKSTTVVNIACALKNKGKNVAILDADVYGPSIPKLLKISGKVEISDK---K-------FLKP--KEN 162 (341)
Q Consensus 95 ~~iiav~SgKGGVGKSt~s~nLa~ala~~G~~V~liDaDi~~ps~~~~lg~~~~~~~~~~---~-------~i~p--~~~ 162 (341)
T Consensus 31 ~~~IAiY-GKGGIGKSTts~NlsAAlA~~GkkVm~IGCDPKaDSTrlLlgG~~~~TVLd~~~~~~~~~e~v~~~dv~~~g 109 (329)
T cd02033 31 TQIIAIY-GKGGIGKSFTLANLSYMMAQQGKRVLLIGCDPKSDTTSLLFGGKACPTIIETSAKKKLAGEEVQIGDVCFKR 109 (329)
T ss_pred CEEEEEE-CCCCCCHHHHHHHHHHHHHHCCCEEEEECCCCCCCHHHHCCCCCCCCHHHHHHHHCCCCCCCCCHHHEEECC
T ss_conf 5499997-688435616889999999977996999788884603341058988840999998728864434250178625
Q ss_pred CCEEECCCCCCCCCCCCCCCCCCCHH-HHHHHHHHHHCCCCCCEEEEECCCCCCCCCCHHHHCCC-----CCCEEEEECC
Q ss_conf 23032233343552210001342024-78999867521377758997455644421000000022-----3402674214
Q gi|254780831|r 163 YGIKIMSMASLVDENVAMIWRGPMVQ-SAIMHMLHNVVWGQLDFLLIDMPPGTGDAHLTIAQKIP-----LSGVVIVSTP 236 (341)
Q Consensus 163 ~gi~~~s~g~l~~~~~~~~~rg~~~~-~~l~~~l~~~~w~~~D~liiD~ppG~gd~~lsl~~~~~-----~~~~iiVttP 236 (341)
T Consensus 110 ~Gv~CvEsG-GPEPGvGCAGRGIItai~lLe~l-g-~~~~d~D~V~yDV---LGDVVCGG-FAmPiR~g~A~evyIVtSg 182 (329)
T cd02033 110 DGVFAMELG-GPEVGRGCGGRGIIHGFELLEKL-G-FHDWDFDYVLLDF---LGDVVCGG-FGLPIARDMAQKVIVVGSN 182 (329)
T ss_pred CCEEEEECC-CCCCCCCCCCCCHHHHHHHHHHC-C-CCCCCCCEEEEEC---CCCEEECC-CCCCCCCCCCCEEEEEECC
T ss_conf 998898667-99998767887301366787763-7-7525899999922---45356646-3353356876289999678
Q ss_pred CCCHHHHH---HHHHHHHHCC-C-CCHHHHHHHHCCCCCCCCCCEEECCCCCHHHHHHHHHCCCEEEECCCCHHHHHHHC
Q ss_conf 43113456---6677764001-2-21144554420245877886651247765899999847978988279989997502
Q gi|254780831|r 237 QDLALIDV---KRAISMYQKM-N-IPIIGMIENMSYFLASDTGKKYDLFGNGGARFEAEKIGIPFLESVPFDMDVRVLSD 311 (341)
Q Consensus 237 ~~~s~~da---~r~~~~~~~~-~-~~i~GiV~NMs~~~~~~~~~~~~~fg~~~~~~~a~~~~i~~lg~IP~d~~i~~a~~ 311 (341)
T Consensus 183 E~MalyAANNI~~~i~~~a~~gg~vrl~GlI~N~-------~~------~~~e~e~fa~~~g~~~l~~vP~d~~iRr~~~ 249 (329)
T cd02033 183 DLQSLYVANNVCNAVEYFRKLGGNVGVAGMVINK-------DD------GTGEAQAFAAHAGIPILAAIPADEELRRKSA 249 (329)
T ss_pred CHHHHHHHHHHHHHHHHHHHCCCCCCEEEEEEEC-------CC------CCHHHHHHHHHCCCCEEEECCCCHHHHHHHH
T ss_conf 0889998878999999998638971011598606-------88------7249999999719957996378778876543
Q ss_pred CCCCEEEECCCCHHHHHHHHHHHHHHHH
Q ss_conf 8821799779998999999999999998
Q gi|254780831|r 312 LGIPIVVHNMNSATSEIYQEISDRIQQF 339 (341)
Q Consensus 312 ~g~P~v~~~p~s~~a~~~~~iA~~i~~~ 339 (341)
T Consensus 250 ~y~i--v~~p~~~~~~~f~~LA~~i~~~ 275 (329)
T cd02033 250 AYQI--VGRPGTTWGPLFEQLATNVAEA 275 (329)
T ss_pred HCCC--CCCCCCHHHHHHHHHHHHHHHC
T ss_conf 0260--3487615899999999976127