>sp|P0A229|NIRD_SALTY Nitrite reductase (NADH) small subunit OS=Salmonella typhimurium GN=nirD MSQWQNICKIDDILPGTGVCALSGGEQVAIFRPYHSDQVFAISNIDPFFEASVLSRGLIA EHQGELWVASPLKKQRFRLSDGLCMEDEQFSVKHYDARVKDGVVQLRG