Prostate Specific Antigen (PSA)

Product Name	Prostate Specific Antigen
Source	Human Semen
Catalogue Number	497-22
Purity	> 96% (SDS-PAGE)
Purity Note	One band corresponding to PSA at 30 kDa, under non-reducing conditions
Form	Lyophilized
Protein	Report mg protein/vial (A₂₈₀, E^0.1%=1.7)
Electrophoresis	Single band with gamma electrophoretic mobility
Appearance	White to off-white powder
Reconstitution	Use a neutral pH buffer of users choice, avoiding extreme high and low pH.
Formulation	Lyophilized from 50 mM ammonium bicarbonate.
Related Products	475-41 - Acid Phosphatase from sweet potato 497-11 - Prostate Specific Antigen from human semen 498-11 - PSA/ACT Complex from human semen/serum
Storage	2-8°C
Recertification	5 years
Infectious Disease Testing	Negative or non-reactive at the donor level for anti-HIV 1 and 2, anti-HCV, HBsAg, and syphilis by FDA approved methods.
Molecular Weight	28,430
E.C. Number	3.4.21.77
Synonyms	Gamma-seminoprotein, Seminin, Kallikrein-3, P-30 antigen, Semenogelase
Gene	KLK3, APS, KLK2A1, PSA, hK3
Gene ID	354
Accession No	P07288