RPSBLAST alignment for GI: 254781053 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 = 167 bits (424), Expect = 7e-42
Identities = 134/465 (28%), Positives = 224/465 (48%), Gaps = 27/465 (5%)
Query: 3 YDVAVVGGGPAGYACAIKAAQLKNK-VAIIEKEKTYGGTCLNIGCIPSKALLHASEMYSH 61
YD+ ++G G +I + +K +AI+EK T+GGTCLN+GCIP+K ++A+E+ +
Sbjct: 3 YDLIIIGTGSGN---SIPDPRFADKRIAIVEK-GTFGGTCLNVGCIPTKMFVYAAEV-AQ 57
Query: 62 IAKEAGDLGINIASCHLDLKKMMS--YKKSIVESNTQGINFLL--KKNKIITYHGSARIV 117
E+ LGI+ + ++S + I G ++ + I Y G AR V
Sbjct: 58 SIGESARLGIDAEIDSVRWPDIVSRVFGDRIDPIAAGGEDYRRGDETPNIDVYDGHARFV 117
Query: 118 SNNKILVKGSSSEETIEAKNIVIATGSEASGLPGMSIDFDEQVIVSSTGALSFSSVPKNL 177
+ L G E I IVIA GS +P D + + + +P++L
Sbjct: 118 GP-RTLRTGDG--EEITGDQIVIAAGSRPY-IPPAIADSGVRYHTNED-IMRLPELPESL 172
Query: 178 LVIGAGVIGLELGSVWTRLGSCVKIIEHSGTILNGMDKEIAAHCLKIMSKQGMNFQLNSK 237
+++G G I E V++ LG+ V I+ S +L +D++I+ +I K+ + +L
Sbjct: 173 VIVGGGYIAAEFAHVFSALGTRVTIVNRSTKLLRHLDEDISDRFTEIAKKK-WDIRLGRN 231
Query: 238 VSSVKKVKGKAQVVYRSTDDEPINIEADAVLVAAGRRPYTKGLGLEEIGINIDHRGCIEI 297
V++V++ V + DD + AD +LVA GR P L E G+ +D G I++
Sbjct: 232 VTAVEQ---DGDGVTLTLDDGS-TVTADVLLVATGRVPNGDLLDAEAAGVEVDEDGRIKV 287
Query: 298 GGQFQTSISTIYAIGDVVRGPMLAHKAEDEGIAVAEIISGQKGHV--NYGIIPSVVYTHP 355
+TS ++A+GDV L H A E V + + +PS V+THP
Sbjct: 288 DEYGRTSARGVWALGDVSSPYQLKHVANAEARVVKHNLLHPNDLRKMPHDFVPSAVFTHP 347
Query: 356 EVASIGKTEEQLKCEKK--SYKVGKFPFSANGRARSMNSIDGFVKILANEKSDRVEGVHI 413
++A++G TE++ + + K+ + A G A M GF K++A+ + ++ G HI
Sbjct: 348 QIATVGLTEQEAREAGHDITVKIQNYGDVAYGWA--MEDTTGFCKLIADRDTGKLLGAHI 405
Query: 414 IGGSAGEMIHEAAVLMEFGGSSEDLARICH-AHPTMSEAVREAAL 457
IG A +I M FG + ++AR + HP + E V A L
Sbjct: 406 IGPQASSLIQPLITAMAFGLDAREMARKQYWIHPALPEVVENALL 450