HHsearch alignment for GI: 254780709 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=96.47 E-value=0.0038 Score=42.40 Aligned_cols=161 Identities=21% Similarity=0.356 Sum_probs=97.3
Q ss_pred CCCCCCEEECCCCCCCCHHHHHHHHHHHHHHCCCCEEEEECCCCC------------HHHHHHHHHH---HHHHCC----
Q ss_conf 366741231135444442478999999985226742677434512------------4568899999---753035----
Q gi|254780709|r 107 FSHRPHVILVVGVNGVGKTTVIGKLSKKMSDAGLKVMLAAGDTFR------------SAAIDQLKIW---ADRTSA---- 167 (321)
Q Consensus 107 ~~~~p~vil~vG~nG~GKTTT~aKLA~~~~~~g~kV~lva~DtfR------------~aA~eQL~~~---a~~~~v---- 167 (321)
T Consensus 27 ~~k~~~~IAiYGKGGIGKSTts~NlsAAlA~~GkkVm~IGCDPKaDSTrlLlgG~~~~TVLd~~~~~~~~~e~v~~~dv~ 106 (329)
T cd02033 27 PTKKTQIIAIYGKGGIGKSFTLANLSYMMAQQGKRVLLIGCDPKSDTTSLLFGGKACPTIIETSAKKKLAGEEVQIGDVC 106 (329)
T ss_pred CCCCCEEEEEECCCCCCHHHHHHHHHHHHHHCCCEEEEECCCCCCCHHHHCCCCCCCCHHHHHHHHCCCCCCCCCHHHEE
T ss_conf 75445499997688435616889999999977996999788884603341058988840999998728864434250178
Q ss_pred ----CCCCCCCCC-CC--------HHHHHHHHHHHH--HHCCCEEEEECCCC-------CCCHHHHHHHHHHHHHHHHCC
Q ss_conf ----321223586-61--------245422899996--51487599865433-------321157789999899876302
Q gi|254780709|r 168 ----DFVCSEIGS-DA--------AALAYEAFKQAQ--AKKVDVLIIDTAGR-------LHNNSILMAGIGKMIRVLKRL 225 (321)
Q Consensus 168 ----~~~~~~~~~-dp--------~~v~~~a~~~a~--~~~~DvvliDTAGR-------~~~~~~lm~EL~ki~~v~~~~ 225 (321)
T Consensus 107 ~~g~Gv~CvEsGGPEPGvGCAGRGIItai~lLe~lg~~~~d~D~V~yDVLGDVVCGGFAmPiR~---------------- 170 (329)
T cd02033 107 FKRDGVFAMELGGPEVGRGCGGRGIIHGFELLEKLGFHDWDFDYVLLDFLGDVVCGGFGLPIAR---------------- 170 (329)
T ss_pred ECCCCEEEEECCCCCCCCCCCCCCHHHHHHHHHHCCCCCCCCCEEEEECCCCEEECCCCCCCCC----------------
T ss_conf 6259988986679999876788730136678776377525899999922453566463353356----------------
Q ss_pred CCCCCCEEEEECCCCC-----CHHHHHHHHHHHHH---CCCCEEEEECCCCCCCHHHHHHHHHHHCCCEEE
Q ss_conf 2234301123102335-----22577899987643---589769996545787069999999997698899
Q gi|254780709|r 226 DPHAPHSVLQVLDATT-----GQNALRQVEMFHAV---AGTTGLIMTKMDGTARGGGLIPIVVTHKIPVYF 288 (321)
Q Consensus 226 ~~~~p~~~~lVlda~~-----gq~~~~~a~~F~~~---~~~~g~I~TKlD~ta~~G~~ls~~~~~~~Pi~f 288 (321)
T Consensus 171 --g~A~evyIVtSgE~MalyAANNI~~~i~~~a~~gg~vrl~GlI~N~~~~~~---e~e~fa~~~g~~~l~ 236 (329)
T cd02033 171 --DMAQKVIVVGSNDLQSLYVANNVCNAVEYFRKLGGNVGVAGMVINKDDGTG---EAQAFAAHAGIPILA 236 (329)
T ss_pred --CCCCEEEEEECCCHHHHHHHHHHHHHHHHHHHCCCCCCEEEEEEECCCCCH---HHHHHHHHCCCCEEE
T ss_conf --876289999678088999887899999999863897101159860688724---999999971995799