8T46

Transporter associated with antigen processing (TAP) in the apo state

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Antigen peptide transporter 1	polymer	748	81034.3	1	UniProt (Q03518) In PDB	Homo sapiens (human)	APT1, ATP-binding cassette sub-family B member 2, Peptide supply factor 1, Peptide transporter PSF1, PSF-1, Peptide transporter TAP1, Peptide transporter involved in antigen processing 1, Really interesting new gene 4 protein
2	B	Antigen peptide transporter 2	polymer	686	75736.5	1	UniProt (Q03519) In PDB	Homo sapiens (human)	APT2, ATP-binding cassette sub-family B member 3, Peptide supply factor 2, Peptide transporter PSF2, PSF-2, Peptide transporter TAP2, Peptide transporter involved in antigen processing 2, Really interesting new gene 11 protein

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	156770.8
All*	Total formula weight	156770.8

*Water molecules are not included.