TABLE 1.

Identification of proteins of N9T-4 by 2-DE

Condition of specific protein expression and protein spot no.	MM1a (kDa)	N-terminal sequenceb	Description of protein	MM2c (kDa)	Accession no. of closest protein
Oligotrophic
O-1	97	MDTGSLTEKSREALQEAQN	Chaperone ClpB	97.2	YP_706636
		MDIGKFTEKSQQALAEAQN
O-2	70	ATAVGIDLGTTNX	Chaperone DnaK (HSP70)	67.3	P80692
		ARAVGIDLGTTNX
O-3	70	ATAVGIDLGTTNX	Chaperone DnaK (HSP70)	67.3	P80692
		ARAVGIDLGTTNX
O-4	55	TVYARPGTADAIMSFQSRYD	ALDH	55.2	AAZ14956
		TVYARPGTADAIMSFQSRYD
O-5	45	AIELNQIWDFPIWEF	MNO	46.5	AAB80771
		AIELNQIWDFPIKEF
O-6	35	ARDYYEVLGVP-RAARDDI	Chaperone DnaJ3	33.4	Q0S1V6
		ARDYYEVLGVSRSASQDEI
Heterotrophic
H-1	60	AKITAFDEEARRQLERGLNA	Chaperonin GroEL	56.6	YP_702111
		AKTIAYDEEARRGLERGLNA
H-2	40	MDLFEYQAKELFAEHXV	Succinyl-CoA synthetase β-subunit	40.8	YP_880328
		MDLFEYQAKELFAKHEV
H-3	36	TVRVGVNGFGRIGRNFFRAV	Glyceraldehyde-3-phosphate dehydrogenase	35.9	YP_707099
		TVRVGINGFGRIGRNFFRAV	(GAPDH)
H-4	33	AEVLVLVEHAEGALKKVVTE	Electron transfer flavoprotein α-subunit	32.0	YP_706396
		AEVLVLVEHAEGALKKVSTE
H-5	33	ANYTAADVKRLRELTGSGMM	Elongation factor EF1B	29.3	YP_706510
		ANYTAADVKRLRELTGSGMM
H-6	30	TNIVVLIKQVPDTWSERKLTDG	Electron transfer flavoprotein β-subunit	28.0	YP_706395
		TNIVVLIKQVPDTWSERKLTDG

^aMM1, molecular mass obtained by the experimental data in the study.

^bUpper sequences, experimental data; lower sequences, N-terminal sequences retrieved from the databases.

^cMM2, molecular mass calculated based on the amino acid sequences on the databases.