Table 1.

Protein Matches, Percent Sequence Coverage, Mascot Score, Percent Spectral Count, and Functions of Tandem Mass Spectrometry Proteins Purified by Affinity Chromatography of Human Prostasomes

Protein and Band Number	Percent Sequence Coverage	Mascot Score	Percent Spectral Count	Function
CD13				Aminopeptidase N, CMV receptor (Arienti et al. 1997a; Kasman 2005)
Band 1	36	2485	41.23
Band 2	14	956	16.69
Band 3	9	791	10.10

CD26				Dipeptidyl peptidase IV, T cell activation (Burden et al. 2006; Yu et al. 2010)
Band 1	19	961	13.61
Band2	22	1008	29.44

Neprilysin				Membrane metalloendopeptidase, Amyloid β regulation (Hersh and Rodgers 2008)
Band 2	25	1086	9.83
Band 3	36	1720	43.20

Prostatic Acid Phosphatase				Semen Liquefaction, Enhanced HIV infectivity (Hassan et al. 2010; Kim et al. 2010)
Band 4	24	824	31.35
Band 5	24	584	26.61

Zinc α2-glycoprotien				Stimulation of lipolysis, Sperm motility (Hassen et al. 2008)
Band 4	40	674	12.77
Band 5	35	688	28.17
Band 6	61	1428	60.64

Alpha-1-acid glycoprotein				Immunosuppression (Lee et al. 2010)
Band 5	15	241	11.41	Immunosuppression (Lee et al. 2010)

PSA				Semen liquefaction, Prostate cancer (Williams et al. 2007; Jones et al. 2010)
Band 7	31	470	36.45

Clusterin				Apoptosis (Li et al. 2010)
Band 7	23	671	13.11	Apoptosis (Li et al. 2010)

Galectin-3				Cell adhesion, Immunomodulation, Cancer progression (Dumic et al. 2006)
Band 8	41	784	69.76
Band 9	41	702	71.72
Band 10	41	655	57.10
Band 11	41	790	73.30
Band 12	35	512	45.66

Antibacterial Protein				Antibacterial peptide (Zu et al. 2003)
Band 12	33	308	41.10	Antibacterial peptide (Zu et al. 2003)