Table 4.

Genes specifically induced during infection

Gene ID	Gene name	Description	Cultured bacteria					Symbiotic bacteria
								M. truncatula				M. sativa
			V + O2	TY	VμO2 weak limitation	VμO2 strong limitation	Luteolin	J6-1021 18 dai	J6-1021 8 dai	TE7-1021	J6-bacA	Sitel-1021
SMa0034	sma0034	Protease	1	1.3	1.2	1.2	1.5	1.7	4.6 (+)	5.5 (+)	4.6 (+)	1.0
SMa2111	sma2111	Hypothetical protein hemolysin-type calcium-binding protein	1	1.1	0.9	0.7	1.1	1.0	1.8 (+)	2.1 (+)	1.7	1.4
SMc04171	smc04171	Hemolysin-type calcium-binding	1	0.9	1.1	0.7	1.0	0.9	2.2 (+)	2.7 (+)	3.4 (+)	0.9
SMc02661	smc02661	Toxin secretion ATP-binding protein	1	1.0	0.9	0.7	0.9	1.4	1.5	2.1 (+)	2.9 (+)	1.1
SMa1302	avhB11	Type IV secretion protein	1	1.1	0.8	0.6	1.0	1.0	2.8 (+)	2.0 (+)	3.1 (+)	1.7
SMa1306	avhB9	Type IV secretion protein	1	1.0	0.8	0.5	0.8	1.1	1.4 (+)	1.8 (+)	1.8 (+)	1.3
SMa1310	avhB7	Type IV secretion protein	1	0.9	0.6	ND	0.5	1.2	1.2	2.4 (+)	2.9 (+)	1.2
SMa1591	sma1591	Adenylate cyclase	1	1.1	1.1	0.7	1.0	1.5	2.6 (+)	2.6 (+)	2.2 (+)	1.4
SMa0570	cyaF4	Adenylate cyclase	1	0.8	1.1	0.7	0.9	1.5	2.8 (+)	2.6 (+)	3.4 (+)	2.5 (+)
SMc02176	cyaD1	Adenylate cyclase	1	1.1	0.9	0.8	0.9	1.3	3.1 (+)	3.7 (+)	4.0 (+)	1.3
SMc02560	chvI	Transcriptional regulator	1	0.6	0.9	0.6	0.9	1.1	2.1 (+)	1.4 (+)	1.5	0.7
SMc04446	chvG exoS	Histidine kinase sensory transmembrane protein	1	1.2	0.7	1.4	1.2	2.0	2.8 (+)	1.4	3.2 (+)	0.8
SMc00257	ropB2	Outer membrane protein	1	1.0	1.1	1.0	0.9	1.5	1.3	2.4 (+)	2.4 (+)	1.2
SMc02597	sodC	Superoxide dismutase	1	1.1	1.1	0.8	1.0	0.5	2.2 (+)	2.1 (+)	2.7 (+)	1.1
SMb20338	smb20338	Transmembrane efflux protein (paraquat resistance)	1	0.9	0.7	0.5	1.0	1.4	2.6 (+)	2.3 (+)	1.4	1.5
SMc02156	smc02156	Hypothetical protein	1	1.1	2.9 (+)	1.7 (+)	1.0	1.0	0.7	2.1 (+)	1.6 (+)	0.7

Legend as for Table 1.