Vacuolar protein sorting-associated protein 4A is a protein that in humans is encoded by the VPS4A gene. It is mapped to 16q22.1. The protein encoded by this gene is a member of the AAA protein family (ATPases associated with diverse cellular activities), and is the homolog of the yeast Vps4 protein. In humans, two paralogs of the yeast protein have been identified. The former share a high degree of aa sequence similarity with each other, and also with yeast Vps4 and mouse Skd1 proteins. The mouse Skd1 (suppressor of K+ transport defect 1) has been shown to be really an yeast Vps4 ortholog. Functional studies indicate that both human paralogs associate with the endosomal compartments, and are involved in intracellular protein trafficking, similar to Vps4 protein in yeast. The gene encoding this paralog has been mapped to chromosome 16; the gene for the other resides on chromosome 18.
Formulation
0.5mg/ml if reconstituted with 0.2ml sterile DI water
Host
Rabbit
Immunogen Region
Recombinant human protein (amino acids M1-K71) was used as the immunogen for the VPS4A antibody.
Isotype
IgG
Predicted Reactivity
Human, Mouse, Rat
Reactivity
Human, Mouse, Rat
Recombinant
No
Subcellular Location
Cytoplasmic
Uniprot
Q9UN37
Buffer
Lyophilized from 1X PBS with 2% Trehalose and 0.025% sodium azide
Format
Antigen affinity purified
Purification
Affinity purified
Storage
After reconstitution, the VPS4A antibody can be stored for up to one month at 4°C. For long-term, aliquot and store at -20°C. Avoid repeated freezing and thawing.
Applications
WB, IHC-P, FACS, Direct ELISA
Dilution
Western blot: 0.5-1ug/ml,Immunohistochemistry: 1-2ug/ml,Flow cytometry: 1-3ug/million cells,Direct ELISA: 0.1-0.5ug/ml