>sp|O25851|NUOB_HELPY NADH-quinone oxidoreductase subunit B OS=Helicobacter pylori GN=nuoB MQQAPVVLSTLDKLLNWGRSNSLWPLTYGLACCAIEMMATGGSRFDFDRFGTIFRASPRQ SDVMIIAGTLTKKHAEFMRRLYDQMPEPKWVISMGSCANTGGMFNTYATVQGADRVVPVD IYLPGCAPRPETLQYALMVLQDKIRRSKAIKQDAPKRLV