BLAST/PSIBLAST alignment of GI: 254780471 and GI: 163853731 at iteration 1
>gi|163853731|ref|YP_001641774.1| cytochrome o ubiquinol oxidase subunit IV [Methylobacterium extorquens PA1] Length = 126
>gi|240141156|ref|YP_002965636.1| cytochrome o ubiquinol oxidase, subunit IV [Methylobacterium extorquens AM1] Length = 126
>gi|254563668|ref|YP_003070763.1| cytochrome o ubiquinol oxidase subunit IV [Methylobacterium extorquens DM4] Length = 126
>gi|163665336|gb|ABY32703.1| cytochrome o ubiquinol oxidase subunit IV [Methylobacterium extorquens PA1] Length = 126
>gi|240011133|gb|ACS42359.1| cytochrome o ubiquinol oxidase, subunit IV [Methylobacterium extorquens AM1] Length = 126
>gi|254270946|emb|CAX26951.1| cytochrome o ubiquinol oxidase, subunit IV [Methylobacterium extorquens DM4] Length = 126
 Score =  112 bits (279), Expect = 2e-23,   Method: Compositional matrix adjust.
 Identities = 57/115 (49%), Positives = 77/115 (66%), Gaps = 2/115 (1%)

Query: 4   DNIHNMNMHSYGTKKQCLVGFILSLILTIIPFGIVMKGFFLDKNIMCLTIVLCAIAQIIV 63
           D+ H  + H +G+ K  + GF+LS+ILT IPF +VM     DK I  + I+     QI+V
Sbjct: 9   DHGHGQDAHGHGSFKDYVTGFVLSVILTAIPFWLVMGDVLGDKLITGVVILGLGAVQIVV 68

Query: 64  HLVFFLHMSTKVEDGWSIMAMIFTIIMVAICFVGSMWVMYHLNNNMM--SMEGMR 116
           H+++FLHM+TK E GW+ MA+IFTI +V I   GS+WVM+HLN NMM  S E MR
Sbjct: 69  HMIYFLHMNTKSEGGWTFMALIFTITLVVITLCGSIWVMHHLNTNMMPISPEEMR 123