Table 1.

Description of the passenger proteins expressed in this study

Lipoprotein	MW (kDa)	Function	Alpha helix %	Beta strand %	Beta turn %	Random coil %
Nm-CsgG	21.75	Involved in curli production, amyloid fibre associated with biofilm formation, host cell adhesion and invasion	44.39	18.39	4.48	32.74
Nm-MtrC	40.33	Belongs to the mtr gene complex, encodes an efflux pump system responsible for Cationic Antimicrobial Peptide Resistance	33.01	20.63	8.98	37.38
Nm-BamE	12.14	Homologue to E. coli BamE	32.8	18.4	8.8	40
Putative Lipoprotein	11.09	Hypothetical lipoprotein	51.22	6.5	8.94	33.33
Ec-Pal	16.68	Belongs to the Tol-Pal system. Plays a role in outer membrane invagination during cell division and outer membrane integrity	41.04	15.03	5.78	38.15
Ec-BamE	9.98	Modulates the conformation of BamA (lateral opening). Key role in the OMP assembly process and cell envelope conformation	25.66	24.78	7.08	42.48
Ec-LptE	18.86	Involved in the insertion of LPS into the OM, facilitating O-antigen translocation. Mostly nested in the β-barrel lumen of LptD	39.41	18.24	4.71	37.65
Ec-LolB	21.04	Essential outer membrane lipoprotein, accepts lipoproteins from LolA, mediates the outer membrane anchoring of lipoproteins	21.26	26.09	6.28	46.38