Antigen Peptide Transporter-2


ABCB3 Protein

ATP-Binding Cassette, Sub-Family B, Member 3

Antigen Peptide Transporter 2

Peptide Supply Factor 2

Peptide Transporter Tap2

Tap2, Peptide Transporter

An ATP-binding cassette, sub-family B protein (P-glycoproteins) that functions in the transport of ANTIGENS from the CYTOPLASM to the ENDOPLASMIC RETICULUM for association with HISTOCOMPATIBILITY ANTIGENS CLASS I peptides. It functions as a heterodimer with ANTIGEN PEPTIDE TRANSPORTER-1.