RPSBLAST alignment for GI: 254780473 and conserved domain: cd01660

>gnl|CDD|29931 cd01660, ba3-like_Oxidase_I, ba3-like heme-copper oxidase subunit I. The ba3 family of heme-copper oxidases are transmembrane protein complexes in the respiratory chains of prokaryotes and some archaea which catalyze the reduction of O2 and simultaneously pump protons across the membrane. It has been proposed that Archaea acquired heme-copper oxidases through gene transfer from Gram-positive bacteria. The ba3 family contains oxidases that lack the conserved residues that form the D- and K-pathways in CcO and ubiquinol oxidase. Instead they contain a potential alternative K-pathway. Additional proton channels have been proposed for this family of oxidases but none have been identified definitively. For general information on the heme-copper oxidase superfamily, please see cd00919.. Length = 473
 Score =  115 bits (289), Expect = 4e-26
 Identities = 111/498 (22%), Positives = 199/498 (39%), Gaps = 58/498 (11%)

Query: 65  KKIGIMYIILSLVMLFRGFADAIMMRLQQAIASGGGEGYLDAHHYDQIFTAHGVIMIFFV 124
           KK+ + + +++ + L  G    +   LQ  + +G          Y Q  T HGV++    
Sbjct: 3   KKLALAHFVVAFLALLLG---GLFGLLQVLVRTGVFPLPSSGILYYQGLTLHGVLLAIVF 59

Query: 125 AMPMITGIMNFVVPLQIGARDVSFPFLNNFSFWMTVAGAVVIMCSLFIGEFASVGWLAYP 184
               I G    +V   +     +        FW+ V G V+    + +G+ ASV +  YP
Sbjct: 60  TTFFIMGFFYAIVARALLRSLFNRRLAW-AGFWLMVIGTVMAAVPILLGQ-ASVLYTFYP 117

Query: 185 PLSGISYSPGVGVDYYIWGLQIAGIGTTLSGINLVVTII--KMRCPGMTMMKMPVFVWTA 242
           PL            +YI G  +  +G+ +SG  + VT+   K   PG    K+P+  +  
Sbjct: 118 PLQA-------HPLFYI-GAALVVVGSWISGFAMFVTLWRWKKANPGK---KVPLATFMV 166

Query: 243 FCSNIM-IIAAFPILTATLFLLTLDRYIGTNFFTNHLGGNPMMYINLIWIWGHPEVYILV 301
             + I+ ++A+  +    LF L        +        + ++   L W +GHP VY  +
Sbjct: 167 VTTMILWLVASLGVALEVLFQLLPWSLGLVD------TVDVLLSRTLFWWFGHPLVYFWL 220

Query: 302 LPAFGIFSEVVATFSGKRLFGYNSMVYATLAITILSYTVWLHHFFT-MGSGANVNAFFGI 360
           LPA+  +  ++   +G +LF       A +   + S  V  HH F   G G        +
Sbjct: 221 LPAYIAWYTILPKIAGGKLFSDPLARLAFILFLLFSTPVGFHHQFADPGIGPGWKFIHMV 280

Query: 361 MTMVIAVPT-------------------GAKIFNWLFTMRLGKVRFEVPMMWTLGFMITF 401
           +T ++A+P+                   G  +F W+  +  G   F    +     M+ F
Sbjct: 281 LTFMVALPSLLTAFTVFASLEIAGRLRGGKGLFGWIRALPWGDPMFLALFL----AMLMF 336

Query: 402 LIGGMTGVLLAVPPADFTLHNSLFLVAHFHNTIIGGVVFGLFAGIVYWF-PKAFGYQLNS 460
           + GG  G++ A    ++ +HN+ ++  HFH   +GG V   F  + YW  P   G +L +
Sbjct: 337 IPGGAGGIINASYQLNYVVHNTAWVPGHFH-LTVGGAVALTFMAVAYWLVPHLTGRELAA 395

Query: 461 FW-GKVSFWCWFVGFYLAFMPLYALGLKGVTRRLSQYEDTTLQ------VYYVVALLGAV 513
                   W WFVG  +    ++  GL G  RR ++ +   L        Y  +  +G  
Sbjct: 396 KRLALAQPWLWFVGMTIMSTAMHVAGLLGAPRRTAEAQYGGLPAAGEWAPYQQLMAIGGT 455

Query: 514 LIGIGVFSFVLSFIVSFL 531
           ++ +    F+     + L
Sbjct: 456 ILFVSGALFLYILFRTLL 473