Table 1.
Protein description and name | Functional category1 | MW (kDa)2 |
Strain | Accession number | Sequence coverage (%) | Score3 |
---|---|---|---|---|---|---|
Outer membrane protein CD (OMP CD) | Cell envelope biogenesis, outer membrane1, cell binding, serum resistance | 48.3 | Mc6 | SQ01_01315 | 23–56 | 328–1213 |
Mc8 | SQ02_01320 | 25–44 | 464–1064 | |||
Outer membrane protein E (OMP E) | Lipid metabolism1, fatty acid transport, serum resistance |
49.3 | Mc6 | SQ01_04940 | 69–71 | 1473–1720 |
Mc8 | SQ02_04980 | 45–67 | 1105–1995 | |||
Outer membrane protein (CopB), TonB-dependent siderophore receptor | Inorganic ion transport and metabolism1, serum resistance | 82.8 | Mc6 | SQ01_06490 | 30–58 | 1115–2204 |
Mc8 | SQ02_06550 | 33–50 | 1260–2019 | |||
Ubiquitous surface protein A (UspA1) | Cell division and chromosome partitioning1, cell binding, serum resistance | 93.3 | Mc6 | SQ01_03435 | 24–41 | 596–1011 |
Mc8 | SQ02_03470 | 22–23 | 787–782 | |||
Outer membrane porin (OMP M35) | Cell envelope biogenesis, outer membrane1, transport and binding proteins | 38.0 | Mc6 | SQ01_03260 | 38 | 533 |
Mc8 | SQ02_03275 | 78 | 1286 | |||
Transferrin binding protein B (TbpB) | transport and binding proteins | 76.2 | Mc6 | SQ01_05710 | 22–38 | 884–1140 |
Mc8 | SQ02_05755 | 21 | 710 | |||
Lactoferrin binding protein (LbpB) | Transport and binding proteins | 100.1 | Mc6 | SQ01_07800 | 10 | 353 |
Mc8 | SQ02_07885 | 13 | 558 | |||
Haemoglobin-utilization protein, TonB-dependent receptor, (MhuA) | Inorganic ion transport and metabolism1, transport and binding proteins | 107.6 | Mc6 | SQ01_05485 | 37–40 | 1422–1460 |
Mc8 | SQ02_05535 | ND | ND | |||
Structural protein (MipA) | Cell envelope biogenesis, outer membrane1 | 28.6 | Mc6 | SQ01_04155 | 53–60 | 498–577 |
Mc8 | SQ02_04180 | 75 | 799 | |||
Fe(3+) ABC transporter substrate-binding protein (FbpA) | Inorganic ion transport and metabolism1 | 35.7 | Mc6 | SQ01_07425 | ND | ND |
Mc8 | SQ02_07515 | 58–73 | 849–1080 | |||
Molecular chaperone (GroEL) | Posttranslational modification, protein turnover, chaperones1 | 57.4 | Mc6 | SQ01_02125 | ND | ND |
Mc8 | SQ02_02135 | 60 | 1721 | |||
Dihydrolipoamide dehydrogenase (Lpd) | Energy production and conversion1 | 51.1 | Mc6 | SQ01_00050 | 29 | 737 |
Mc8 | SQ02_00050 | 46 | 1204 | |||
Hypothetical protein with TPR domain (HP Mc4) | General function prediction only1 | 30.1 | Mc6 | SQ01_03330 | 46 | 554 |
Mc8 | SQ02_03345 | 62 | 758 | |||
Outer membrane beta-barrel protein OMPJ) | Cell envelope biogenesis, outer membrane1 | 18.9 | Mc6 | SQ01_07075 | ND | ND |
Mc8 | SQ02_07135 | 34 | 246 | |||
Polyisoprenoid-binding periplasmic protein (YceI) | General function prediction only1 | 21.2 | Mc6 | SQ01_05855 | ND | ND |
Mc8 | SQ02_05915 | 63 | 528 | |||
Membrane protein (OMP G1b) | Cell envelope | 26.9 | Mc6 | SQ01_02650 | 29 | 448 |
Mc8 | SQ02_02660 | ND | ND | |||
Membrane protein, Opa-like protein A (OlpA) | Cell envelope biogenesis, outer membrane1 | 23.3 | Mc6 | SQ01_01010 | 50 | 296 |
Mc8 | SQ02_01010 | ND | ND |
1Functional category according to search results of Cluster of Orthologous Groups (COGs); other descriptions were taken from various references;
2Theoretical molecular mass was determined by Mascot;
3Score ranges represent MS/MS ion scores determined by peptide mass fingerprinting. Only scores deemed to be significant by Mascot (p < 0.05) were presented.
ND - not done as there was no reactivity observed on blots.