RPSBLAST alignment for GI: 254781055 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 =  219 bits (559), Expect = 1e-57
 Identities = 131/453 (28%), Positives = 217/453 (47%), Gaps = 28/453 (6%)

Query: 5   YDLVVIGAGS-SGVRSARLAAQLGKKVAICEEYRVGGTCVIRGCIPKKLMFYASQYSEYF 63
           YDL++IG GS + +   R A    K++AI E+   GGTC+  GCIP K+  YA++ ++  
Sbjct: 3   YDLIIIGTGSGNSIPDPRFA---DKRIAIVEKGTFGGTCLNVGCIPTKMFVYAAEVAQSI 59

Query: 64  EDSQGFGWSVDHKSFDWQSLIT----------AQNKELSRLESFYHNRLESAGVEIFASK 113
            +S   G   +  S  W  +++          A   E  R      N      ++++   
Sbjct: 60  GESARLGIDAEIDSVRWPDIVSRVFGDRIDPIAAGGEDYRRGDETPN------IDVYDGH 113

Query: 114 GILSSPHSVYIANLNRTITSRYIVVSTGGSPNRMDFKGSDLCI---TSDEIFSLKSLPQS 170
                P ++   +    IT   IV++ G  P  +    +D  +   T+++I  L  LP+S
Sbjct: 114 ARFVGPRTLRTGD-GEEITGDQIVIAAGSRP-YIPPAIADSGVRYHTNEDIMRLPELPES 171

Query: 171 TLIIGGGYIAVEFAGILNSLGSKTTLVTRGNSILSKFDSDIRQGLTDVMISRGMQVFHND 230
            +I+GGGYIA EFA + ++LG++ T+V R   +L   D DI    T++   +   +    
Sbjct: 172 LVIVGGGYIAAEFAHVFSALGTRVTIVNRSTKLLRHLDEDISDRFTEIAKKK-WDIRLGR 230

Query: 231 TIESVVSESGQLKSILKSGKIVKTDQVILAVGRTPRTTGIGLEKVGVKMDENGFIITDCY 290
            + +V  +   +   L  G  V  D +++A GR P    +  E  GV++DE+G I  D Y
Sbjct: 231 NVTAVEQDGDGVTLTLDDGSTVTADVLLVATGRVPNGDLLDAEAAGVEVDEDGRIKVDEY 290

Query: 291 SRTNVQSIFSLGDISGHIQLTPVAIHAAACFVETVFKDNPTIP-DYDLVPTAVFSKPEIA 349
            RT+ + +++LGD+S   QL  VA   A      +   N      +D VP+AVF+ P+IA
Sbjct: 291 GRTSARGVWALGDVSSPYQLKHVANAEARVVKHNLLHPNDLRKMPHDFVPSAVFTHPQIA 350

Query: 350 SVGLTEEEAVQKFCRLEIYKTKFFPMKCFLSKRFEHTIMKIIVHADNHKVLGVHILGHEA 409
           +VGLTE+EA +    + +    +  +    +        K+I   D  K+LG HI+G +A
Sbjct: 351 TVGLTEQEAREAGHDITVKIQNYGDVAYGWAMEDTTGFCKLIADRDTGKLLGAHIIGPQA 410

Query: 410 SEIIQVLGVCLKAGCVKKDFDRCMA-VHPTSSE 441
           S +IQ L   +  G   ++  R    +HP   E
Sbjct: 411 SSLIQPLITAMAFGLDAREMARKQYWIHPALPE 443