HHsearch alignment for GI: 254780806 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=99.94 E-value=5.6e-26 Score=171.15 Aligned_cols=237 Identities=20% Similarity=0.227 Sum_probs=169.8
Q ss_pred CCCCCEEEEEECCCCCCCHHHHHHHHHHHHHHCCCCEEEEECCCCCCCCHHHCCCCCCCCCCEEEEEECC------CCHH
Q ss_conf 8768749999808898888999999999999879959999878776801121246333454116763025------7712
Q gi|254780806|r 2 EEKKSRIITIANQKGGVGKTTTAINLSTALAAIGENVLLIDLDPQGNASTGLGIELYDRKYSSYDLLIEE------KNIN 75 (265)
Q Consensus 2 ~~~~~kvI~v~s~KGGvGKTT~a~nlA~~la~~g~rVllID~D~q~~~~~~l~~~~~~~~~ti~~~l~~~------~~l~ 75 (265)
T Consensus 27 ~~k~~~~IAiY-GKGGIGKSTts~NlsAAlA~~GkkVm~IGCDPKaDSTrlLlg--G~~~~TVLd~~~~~~~~~e~v~~~ 103 (329)
T cd02033 27 PTKKTQIIAIY-GKGGIGKSFTLANLSYMMAQQGKRVLLIGCDPKSDTTSLLFG--GKACPTIIETSAKKKLAGEEVQIG 103 (329)
T ss_pred CCCCCEEEEEE-CCCCCCHHHHHHHHHHHHHHCCCEEEEECCCCCCCHHHHCCC--CCCCCHHHHHHHHCCCCCCCCCHH
T ss_conf 75445499997-688435616889999999977996999788884603341058--988840999998728864434250
Q ss_pred HCCCCCCCCCEEECCCCCCCCCCCCCCCCCCCCCHHHHHHHHHHHHCCCCCCEEEECCCCCCCCCCHHHH------HHHC
Q ss_conf 1024444442000148874577500012322221023332247651027820331013332222101123------3100
Q gi|254780806|r 76 QILIQTAIPNLSIIPSTMDLLGIEMILGGEKDRLFRLDKALSVQLTSDFSYIFLDCPPSFNLLTMNAMAA------ADSI 149 (265)
Q Consensus 76 ~~i~~~~~~~l~iipa~~~~~~~~~~l~~~~~~~~~l~~~l~~~l~~~yD~IiiD~pp~~~~~~~~al~a------ad~v 149 (265)
T Consensus 104 dv~~~g--~Gv~CvEsGGPEPGvGCAGRGIItai~lLe~-lg-~~~~d~D~V~yDV---LGDVVCGGFAmPiR~g~A~ev 176 (329)
T cd02033 104 DVCFKR--DGVFAMELGGPEVGRGCGGRGIIHGFELLEK-LG-FHDWDFDYVLLDF---LGDVVCGGFGLPIARDMAQKV 176 (329)
T ss_pred HEEECC--CCEEEEECCCCCCCCCCCCCCHHHHHHHHHH-CC-CCCCCCCEEEEEC---CCCEEECCCCCCCCCCCCCEE
T ss_conf 178625--9988986679999876788730136678776-37-7525899999922---453566463353356876289
Q ss_pred CCCCCCCCHHHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCEEECCCHHHHHHHHHHHHHHCCCCCCCCCCCCHHHHHHHH
Q ss_conf 11111231137888753357776554320267743100202312531001126899988085201562678688987773
Q gi|254780806|r 150 LVPLQCEFFALEGLSQLLETVEEVRRTVNSALDIQGIILTMFDSRNSLSQQVVSDVRKNLGGKVYNTVIPRNVRISEAPS 229 (265)
Q Consensus 150 iip~~p~~~s~~~~~~~~~~i~~~~~~~~~~~~~~~iv~N~~~~~~~~~~~~~~~l~~~~~~~v~~~~Ip~~~~i~~a~~ 229 (265)
T Consensus 177 yIVtSgE~MalyAANNI~~~i~~~a~~gg-~vrl~GlI~N~~~~~----~e-~e~fa~~~g~~~l~-~vP~d~~iRr~~~ 249 (329)
T cd02033 177 IVVGSNDLQSLYVANNVCNAVEYFRKLGG-NVGVAGMVINKDDGT----GE-AQAFAAHAGIPILA-AIPADEELRRKSA 249 (329)
T ss_pred EEEECCCHHHHHHHHHHHHHHHHHHHCCC-CCCEEEEEEECCCCC----HH-HHHHHHHCCCCEEE-ECCCCHHHHHHHH
T ss_conf 99967808899988789999999986389-710115986068872----49-99999971995799-6378778876543
Q ss_pred CCCCEEEECCCCHHHHHHHHHHHHHHHH
Q ss_conf 7985799979998999999999999999
Q gi|254780806|r 230 YGKPAIIYDLKCAGSQAYLKLASELIQQ 257 (265)
Q Consensus 230 ~g~pv~~~~p~s~~a~~~~~la~el~~~ 257 (265)
T Consensus 250 ~y~iv--~~p~~~~~~~f~~LA~~i~~~ 275 (329)
T cd02033 250 AYQIV--GRPGTTWGPLFEQLATNVAEA 275 (329)
T ss_pred HCCCC--CCCCCHHHHHHHHHHHHHHHC
T ss_conf 02603--487615899999999976127