HHsearch alignment for GI: 254780806 and conserved domain: cd02032

>cd02032 Bchl_like This family of proteins contains bchL and chlL. Protochlorophyllide reductase catalyzes the reductive formation of chlorophyllide from protochlorophyllide during biosynthesis of chlorophylls and bacteriochlorophylls. Three genes, bchL, bchN and bchB, are involved in light-independent protochlorophyllide reduction in bacteriochlorophyll biosynthesis. In cyanobacteria, algae, and gymnosperms, three similar genes, chlL, chlN and chlB are involved in protochlorophyllide reduction during chlorophylls biosynthesis. BchL/chlL, bchN/chlN and bchB/chlB exhibit significant sequence similarity to the nifH, nifD and nifK subunits of nitrogenase, respectively. Nitrogenase catalyzes the reductive formation of ammonia from dinitrogen.
Probab=100.00  E-value=1.3e-37  Score=239.15  Aligned_cols=234  Identities=22%  Similarity=0.234  Sum_probs=176.7

Q ss_pred             EEEEECCCCCCCHHHHHHHHHHHHHHCCCCEEEEECCCCCCCCHHHCCCCCCCCCCEEEEEECCC------CHHHCCCCC
Q ss_conf             99998088988889999999999998799599998787768011212463334541167630257------712102444
Q gi|254780806|r    8 IITIANQKGGVGKTTTAINLSTALAAIGENVLLIDLDPQGNASTGLGIELYDRKYSSYDLLIEEK------NINQILIQT   81 (265)
Q Consensus         8 vI~v~s~KGGvGKTT~a~nlA~~la~~g~rVllID~D~q~~~~~~l~~~~~~~~~ti~~~l~~~~------~l~~~i~~~   81 (265)
T Consensus         2 kiaiy-GKGGIGKSTttaNl~aaLA~~G~kVl~IgcDpk~Dst~~L~g---~~~~tvld~l~~~~~~~~~~~~~d~v~-~   76 (267)
T cd02032           2 VLAVY-GKGGIGKSTTSSNLSVALAKRGKKVLQIGCDPKHDSTFTLTG---FLIPTVIDILEEVDFHYEELWPEDVIY-E   76 (267)
T ss_pred             EEEEE-CCCCCCHHHHHHHHHHHHHHCCCEEEEECCCCCHHHHHHHCC---CCCCCHHHHHHHHCCCHHHCCHHHHHH-C
T ss_conf             79997-799657877899999999987995999778995155675269---886839999986088666414778753-0


Q ss_pred             CCCCEEECCCCCCCCCCCCCCCCCCCCCHHHHHHHHH-HHHCCCCCCEEEECCCCC-CCCCCHHHHHHHCCCCCCCCCHH
Q ss_conf             4442000148874577500012322221023332247-651027820331013332-22210112331001111123113
Q gi|254780806|r   82 AIPNLSIIPSTMDLLGIEMILGGEKDRLFRLDKALSV-QLTSDFSYIFLDCPPSFN-LLTMNAMAAADSILVPLQCEFFA  159 (265)
Q Consensus        82 ~~~~l~iipa~~~~~~~~~~l~~~~~~~~~l~~~l~~-~l~~~yD~IiiD~pp~~~-~~~~~al~aad~viip~~p~~~s  159 (265)
T Consensus        77 g~~gv~cvEaGgP~pg~Gcagrgi~----~~~~lL~~l~~~~~~D~Vl~DvlgdVvcgGFa~pi~~Ad~~~iVTs~e~~s  152 (267)
T cd02032          77 GYGGVDCVEAGGPPAGAGCGGYVVG----ETVKLLKELNLFEEYDVILFDVLGDVVCGGFAAPLNYADYALIVTDNDFDS  152 (267)
T ss_pred             CCCCCEEEECCCCCCCCCCCCCCHH----HHHHHHHHCCCCCCCCEEEEECCCCCCCCCCCCCCCCCCEEEEEECCCHHH
T ss_conf             7678457665899999887764048----999999871664347789995366544566567610068899995671878


Q ss_pred             HHHHHHHHHHHHHHHHHHHCCCCCCCCCCCEEECCCHHHHHHHHHHHHHHCCCCCCCCCCCCHHHHHHHHCCCCEEEECC
Q ss_conf             78887533577765543202677431002023125310011268999880852015626786889877737985799979
Q gi|254780806|r  160 LEGLSQLLETVEEVRRTVNSALDIQGIILTMFDSRNSLSQQVVSDVRKNLGGKVYNTVIPRNVRISEAPSYGKPAIIYDL  239 (265)
Q Consensus       160 ~~~~~~~~~~i~~~~~~~~~~~~~~~iv~N~~~~~~~~~~~~~~~l~~~~~~~v~~~~Ip~~~~i~~a~~~g~pv~~~~p  239 (265)
T Consensus       153 l~aAn~I~~~i~~~~~~~~--~rl~GlI~Nr~~-----~~~~i~~fa~~lg~~lig-~VP~d~~V~~se~~g~tvie~~p  224 (267)
T cd02032         153 IFAANRIAAAVREKAKTYK--VRLAGLIANRTD-----KTDLIDKFVEAVGMPVLA-VLPLIEDIRRSRVKGKTLFEMDE  224 (267)
T ss_pred             HHHHHHHHHHHHHHHHCCC--CCCCEEEEECCC-----CHHHHHHHHHHHCCCEEE-ECCCCHHHHHHHHCCCEEEEECC
T ss_conf             9999999999999753379--764227874698-----578999999972994699-66993388999873986898489


Q ss_pred             CCH----HHHHHHHHHHHHHHHH
Q ss_conf             998----9999999999999999
Q gi|254780806|r  240 KCA----GSQAYLKLASELIQQE  258 (265)
Q Consensus       240 ~s~----~a~~~~~la~el~~~~  258 (265)
T Consensus       225 ~~~~~s~~a~~Yr~LA~~i~~n~  247 (267)
T cd02032         225 SDEELAYRCDYYLLIADQLLAGP  247 (267)
T ss_pred             CCCHHHHHHHHHHHHHHHHHHCC
T ss_conf             98437899999999999998399