RPSBLAST alignment for GI: 254780853 and conserved domain: TIGR01957

>gnl|CDD|162625 TIGR01957, nuoB_fam, NADH-quinone oxidoreductase, B subunit. This model describes the B chain of complexes that resemble NADH-quinone oxidoreductases. The electron acceptor is a quinone, ubiquinone, in mitochondria and most bacteria, including Escherichia coli, where the recommended gene symbol is nuoB. The quinone is plastoquinone in Synechocystis (where the chain is designated K) and in chloroplast, where NADH may be replaced by NADPH. In the methanogenic archaeal genus Methanosarcina, NADH is replaced by F420H2. Length = 145
 Score =  264 bits (677), Expect = 9e-72
 Identities = 99/144 (68%), Positives = 120/144 (83%), Gaps = 1/144 (0%)

Query: 37  GFLVTSVDQLVTWARTGSLMWMTFGLACCAVEMMQASMPRYDLERFG-FAPRASPRQSDV 95
           G L+T+VD+L+ W R+ SL  +TFGLACCA+EMM     RYDL+RFG    RASPRQ+DV
Sbjct: 1   GVLLTTVDKLLNWGRSNSLWPLTFGLACCAIEMMATGASRYDLDRFGSEVFRASPRQADV 60

Query: 96  MIVAGTLTNKMASALRRVYDQMPEPRYVISMGSCANGGGYYHYSYSVVRGCDRIVPVDIY 155
           MIVAGT+T KMA ALRR+YDQMPEP++VISMG+CAN GG +H SYSVV+G DRIVPVD+Y
Sbjct: 61  MIVAGTVTKKMAPALRRLYDQMPEPKWVISMGACANSGGMFHTSYSVVQGVDRIVPVDVY 120

Query: 156 VPGCPPTAEALIYGILLLQKKIRR 179
           +PGCPP  EALIYG++ LQKKI+R
Sbjct: 121 IPGCPPRPEALIYGLIKLQKKIKR 144