RPSBLAST alignment for GI: 254780675 and conserved domain: TIGR03452

>gnl|CDD|132493 TIGR03452, mycothione_red, mycothione reductase. Mycothiol, a glutathione analog in Mycobacterium tuberculosis and related species, can form a disulfide-linked dimer called mycothione. This enzyme can reduce mycothione to regenerate two mycothiol molecules. The enzyme shows some sequence similarity to glutathione-disulfide reductase, trypanothione-disulfide reductase, and dihydrolipoamide dehydrogenase. The characterized protein from M. tuberculosis, a homodimer, has FAD as a cofactor, one per monomer, and uses NADPH as a substrate. Length = 452
 Score =  206 bits (525), Expect = 1e-53
 Identities = 135/482 (28%), Positives = 228/482 (47%), Gaps = 48/482 (9%)

Query: 5   YDIILIGSGPAGYVAAIRAAQLGFKVAIVEYAGLGGICLNWGCIPTKSLLRSAEILDHIQ 64
           YD+I+IG+G    +   R A    ++AIVE    GG CLN GCIPTK  + +AE+   I 
Sbjct: 3   YDLIIIGTGSGNSIPDPRFA--DKRIAIVEKGTFGGTCLNVGCIPTKMFVYAAEVAQSIG 60

Query: 65  NAQHYGLNVA-GKVEFNIEDIVKRSRDISHRLN----------RGVEFLMHKNKVDIIWG 113
            +   G++     V +   DIV  SR    R++          RG E       +D+  G
Sbjct: 61  ESARLGIDAEIDSVRW--PDIV--SRVFGDRIDPIAAGGEDYRRGDE----TPNIDVYDG 112

Query: 114 KATLKNPSEITVSKPSQPAVQPQHPIPKKVLGEG-TYKAKHIIIATGARPRHIEGIEPDS 172
            A    P  +                     G+G       I+IA G+RP     I    
Sbjct: 113 HARFVGPRTLRT-------------------GDGEEITGDQIVIAAGSRPYIPPAIADSG 153

Query: 173 HLIWTYFDALKPSKTPKSLIVMGSGAIGVEFSSFYKSLDVDVSLIEVKDRILPVEDSEIS 232
               T  D ++  + P+SL+++G G I  EF+  + +L   V+++    ++L   D +IS
Sbjct: 154 VRYHTNEDIMRLPELPESLVIVGGGYIAAEFAHVFSALGTRVTIVNRSTKLLRHLDEDIS 213

Query: 233 QFVQRSLQKRGIKILTESKISSVKQKGDMVSVQVERKDGSVSSMQAEKLLLSAGVQGNIE 292
                  +K+   I     +++V+Q GD V++ ++  DGS  ++ A+ LL++ G   N +
Sbjct: 214 DRFTEIAKKK-WDIRLGRNVTAVEQDGDGVTLTLD--DGS--TVTADVLLVATGRVPNGD 268

Query: 293 NIGLEKIGVKTSN-GCIIVDGYGRTNVPGIYAIGDVAGAPMLAHKAEHEGIICIEKIAGK 351
            +  E  GV+    G I VD YGRT+  G++A+GDV+    L H A  E  +    +   
Sbjct: 269 LLDAEAAGVEVDEDGRIKVDEYGRTSARGVWALGDVSSPYQLKHVANAEARVVKHNLLHP 328

Query: 352 SKVYPLDKSKIPGCTYCNPQVASIGLTEEKARSQGLDIRVGKHSFSANGKAITLGEDSGM 411
           + +  +    +P   + +PQ+A++GLTE++AR  G DI V   ++        + + +G 
Sbjct: 329 NDLRKMPHDFVPSAVFTHPQIATVGLTEQEAREAGHDITVKIQNYGDVAYGWAMEDTTGF 388

Query: 412 IKTIFNNKTGEVLGVHMVGPEVTELIQGFSIAMSLETTEEELMHTVF-PHPTISETMKES 470
            K I +  TG++LG H++GP+ + LIQ    AM+      E+    +  HP + E ++ +
Sbjct: 389 CKLIADRDTGKLLGAHIIGPQASSLIQPLITAMAFGLDAREMARKQYWIHPALPEVVENA 448

Query: 471 IL 472
           +L
Sbjct: 449 LL 450