>tr|D3H1F2|D3H1F2_ECO44 NADH-quinone oxidoreductase subunit B OS=Escherichia coli O44:H18 GN=nuoB MDYTLTRIDPNGENDRYPLQKQEIVTDPLEQEVNKNVFMGKLNDMVNWGRKNSIWPYNFG LSCCYVEMVTSFTAVHDVARFGAEVLRASPRQADLMVVAGTCFTKMAPVIQRLYDQMLEP KWVISMGACANSGGMYDIYSVVQGVDKFIPVDVYIPGCPPRPEAYMQALMLLQESIGKER RPLSWVVGDQGVYRANMQSERERKRGERIAVTNLRTPDEI