>tr|E1J4M3|E1J4M3_ECOLX NADH-quinone oxidoreductase subunit B OS=Escherichia coli MS 124-1 GN=nuoB MDYTLTRIDPNGENDRYPLQKQEIVTDPLEQEVNKNVFMGKLNDMVNWGRKNSIWPYNFG LSCCYVEMVTSFTAVHDVARFGAEVLRASPRQADLMVVAGTCFTKMAPVIQRLYDQMLEP KWVISMGACANSGGMYDIYSVVQGVDKFIPVDVYIPGCPPRPEAYMQALMLLQESIGKER RPLSWVVGDQGVYRANMQSERERKRGERIAVTNLRTPDEI