Table 1a. Thirty four S. Typhimurium sRNAs that are not required for murine virulence*.

sRNA name (Alternative name)	First reported in	Upstream gene	Downstream gene	Relevant references
ArcZ (SraH, RyhA)	E. coli	yhbL	acrB	74 99
CsrB	E. coli	yqcC	syd	100 40
CyaR (RyeE)	E. coli	yegQ	SL2113	93
DsrA	E. coli	yodD	yedP	71 75
GcvB (IS145)	E. coli	gcvA	ygdI	101 24 25
GlmY (SroF, tke1)	E. coli	yfhK	purG	102 103
GlmZ (SraJ, k19, RyiA)	E. coli	yifK	hemY	102 103
InvR (STnc270)	Salmonella	invH	SL2880	37
IsrB-1 (IS092)	Salmonella	SL0946	SL0947	32
IsrC (IS102)	Salmonella	envF	msgA	32
IsrE (RyhB-2, RfrB)	Salmonella	SL1208	yeaQ	32
MicA (SraD)	E. coli	luxS	gshA	104 33 96 105
MicC (IS063, tke8)	E. coli	nifJ	ynaF	29
MicF	E. coli	ompC	yojN	106 107 95
MicM (RybC, ChiX, SroB)	E. coli	ybaK	ybaP	63 108
MntS (RybA)	E. coli	ybiP	mntR	5
OmrA (RygB)	E. coli	aas	galR	27
OmrB (t59, RygA, SraE)	E. coli	aas	galR	27
RprA (ISO83)	E. coli	ydiK	ydiL	72 75
RybB (p25)	E. coli	SL0845	SL0846	5,33,109,28,26
RydB (tpe7, IS082)	E. coli	ydiH	SL1302	5
RydC (IS067)	E. coli	SL1568	cybB	4,110
SdsR (RyeB, tpke79)	E. coli	SL1806	SL1807	111,36
RyfA (tp1, PAIR3)	E. coli	SL2496	sseB	5
RyhB (RyhB-1, SraI, IS176, RfrA)	E. coli	yhhX	yhhY	5
SgrS (RyaA)	E. coli	yobN	leuD	112,94,45
SibC (t27, RygC, QUAD1c)	E. coli	ygfA	serA	113,114
SibD (tp8, RygD, C0730)	E. coli	yqiK	rfaE	113,114
Spot42 (spf)	E. coli	polA	yihA	115,116
SraA (psrA/t15)	E. coli	clpX	lon	3
SraB (pke2)	E. coli	SL1126	yceD	3
SraF (tpk1, IS160, PRE-element)	E. coli	yceD	ygjT	3,117
SraL (RyjA)	E. coli	soxR	SL4203	3
SroC	E. coli	gltJ	gltI	63

Target mRNAs of some sRNAs are shown in Figure 1. *See ref. 61 for details of virulence experiments.