Table 1.

Protein identification of the fractions from sucrose density gradient centrifugation.

Fraction	Band 1	Peptides 2	Accession Number	Annotation	Locus Tag 3	Predicted Mol. Mass (kDa)
0	a	26	WP_017290631.1	FG-GAP repeat-containing protein	07530	80.4
	b	19	WP_017287236.1	Carbohydrate-selective porin, OprB family	40860	58.4
		11	WP_017287165.1	Glutamine synthetase (GlnA)	41490	65.3
		11	WP_144056229.1	Outer membrane efflux protein (TolC)	23750	52.8
	c	41	WP_017288757.1	Cyanobacterial porin	25860	61.4
		10	WP_017287236.1	Carbohydrate-selective porin	40860	58.4
		9	WP_017287123.1	Carbohydrate-selective porin, OprB family	41910	58.4
	d	21	WP_017287123.1	Carbohydrate-selective porin, OprB family	41910	58.4
		10	WP_017288757.1	Cyanobacterial porin	25860	61.4
		8	WP_026148594.1	Carbohydrate-selective porin, OprB family	34630	60.8
1	a	17	WP_017290631.1	FG-GAP repeat-containing protein	07530	80.4
2	b	10	WP_017287236.1	Carbohydrate-selective porin, OprB family	40860	58.4
	c	15	WP_017288757.1	Cyanobacterial porin	25860	61.4
	d	10	WP_017287123.1	Carbohydrate-selective porin, OprB family	41910	58.4

¹ Letters a to f are corresponding to the band letters in Figure 6; ² Number of peptide fragments detected with >95% accuracy (Figure S2); ³ LBDG_xxxxx.