Table 3.

Description of proteins specific to studied P. mirabilis 3059 bacteriophage resistant variant (Brsv) identified by MALDI TOF MS/MS.

Bacteriophage resistant variant
Spot symbol	Protein identification	Protein MW (Da)	Protein PI	Peptide count	Protein score	Protein score C.I. %	Function
Proteins detected only in the resistant variant
14	Negative elongation factor B	68,293	6.30	7	70.9	52	In
Proteins with a higher level of expression
B	Transcription termination factor NusA	54,884	4.51	13	98.9	100	In
Proteins with a lower level of expression
g	DNA gyrase subunit A	92,435	5.43	11	72.9	70	In
e	MoxR-like ATPase	35,714	4.85	8	79.4	93	Me
k	Dynamin family protein	97,035	5.11	14	90.3	99	Me
m	sucA gene product (2-oxoglutarate dehydrogenase E1 component)	106,057	5.74	11	77.7	90	Me
l	Protein disaggregation chaperone	95,793	5.57	13	96.9	100	Ch

Protein function: In information pathways, Me metabolism, Tr transport, Vi virulence, Ch chaperone. Spots marked with numbers indicate proteins which were detected only in the studied resistant variants. Spots marked with capital or lowercase letters correspond to proteins with a higher or lower level of expression in the resistant variants, respectively.