>tr|A0A1X3JEK9|A0A1X3JEK9_ECOLX NADH-quinone oxidoreductase subunit B OS=Escherichia coli H386 GN=nuoB MDYTLTRIDPNGENDRYPLQKQEIVTDPLEQEVNKNVFMGKLNDMVNWGRKNSIWPYNFG LSCCYVEMVTSFTAVHDVARFGAEVLRASPRQADLMVVAGTCFTKMAPVIQRLYDQMLEP KWVISMGACANSGGMYDIYSVVQGVDKFIPVDVYIPGCPPRPEAYMQALMLLQESIGKER RPLSWVVGDQGVYRANMQSERERKRGERIAVTNLRTPDEI