2D proteome analysis initiates new Insights on the SalmonellaTyphimurium LuxS protein

BMC Microbiology

Table 1 Differentially expressed spots in the 2D-DIGE analysis

Spot nr.^a	Name	Description	Protein ID^b	Av. Ratio^c	p-value^d
luxS mutant vs. wildtype
1	LuxS	S-ribosylhomocysteine lyase	Q9L4T0	-13.50	9.80E-04
2	LuxS	S-ribosylhomocysteine lyase	Q9L4T0	-9.77	1.70E-03
3	n.i.	n.i	n.i.	-3.94	7.00E-03
4	FljB	Phase 2 flagellin	P52616	-2.11	5.00E-04
5	FljB	Phase 2 flagellin	P52616	-1.75	8.00E-04
6	n.i.	n.i.	n.i.	-1.72	1.40E-03

^a Corresponding spot number on the gel image in Figure 1
^b Protein identification number
^c Average fold increase (positive ratio) or decrease (negative ratio) in expression of a protein in the mutant compared to the wildtype
^d P-value of the t-test analysis comparing the mutants to the wildtype
n.i. indicates not identified

ISSN: 1471-2180