Annexin A2 binds to vimentin and contributes to porcine reproductive and respiratory syndrome virus multiplication

Table 2 MALDI-TOF/TOF mass spectrometry of the selected differential expressed proteins of PRRSV-infected PAM cells

Protein ID	Protein name	Accession no.	Protein MW	Protein PI	Protein score	Protein score C%	Peptide count	Up (↑) or down (↓) regulation
1137	Plasma gelsolin precursor	gi\|164472	85 064.9	5.93	255	100	16	↑
1629	Annexin A4	gi\|264681432	36 034.2	5.71	769	100	26	↑
1664	Cathepsin B precursor	gi\|147906534	37 902.9	5.81	286	100	12	↑
1794	Lectin galactoside-binding soluble 3	gi\|124830340	27 311.5	8.78	387	100	13	↓
1845	F-actin capping protein beta subunit	gi\|148613359	30 951.5	5.69	179	100	15	↓
2000	Proteasome subunit alpha type 6	gi\|210062872	27 884	6.34	178	100	10	↑
2188	Similar to peroxiredoxin 4	gi\|194044822	30 764	6.01	212	100	4	↓
2363	Annexin 1	gi\|13399614	39 005.2	6.37	167	100	10	↑
2385	Annexin A2	gi\|54020966	38 794.8	6.49	681	100	18	↑
2707	Calcium-binding protein A9	gi\|226442051	15 996.7	6.41	83	99.9	7	↓
2839	Galectin-1	gi\|47716872	14 932.3	5.07	444	100	9	↑

Fifteen of the most significant spots were selected and sent for identification by using MALDI-TOF/TOF mass spectrometry. Fourteen of them the spots were successfully identified, by mass spectrometry and, with 11 of the 14 proteins were matched for their homologous protein.

ISSN: 1297-9716