5EUO

PF6-M1-HLA-A2

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	HLA class I histocompatibility antigen, A-2 alpha chain	polymer	276	31985.4	2	UniProt (P01892) Pfam (PF00129) Pfam (PF07654) UniProt (by SIFTS) (P04439) In PDB	Homo sapiens (Human)	MHC class I antigen A*2
2	B, D	Beta-2-microglobulin	polymer	100	11879.4	2	UniProt (P61769) Pfam (PF07654) In PDB	Homo sapiens (Human)
3	E, G	PF6 TCR alpha chain	polymer	208	22727.4	2		Homo sapiens
4	F, H	PF6 TCR beta chain	polymer	240	27351.3	2		Homo sapiens
5	I, J	Matrix protein 1	polymer	9	966.2	2	UniProt (P03485) In PDB	Influenza A virus	M1
6	C, G	IMIDAZOLE	non-polymer		69.1	2	Chemie (IMD)
7		water	water		18.0	397	Chemie (HOH)

Sequence modifications

A, C: 1 - 275 (UniProt: P01892)

PDB	External Database	Details
Met 0	-	initiating methionine

B, D: 1 - 99 (UniProt: P61769)

PDB	External Database	Details
Met 0	-	initiating methionine

Contents of the asymmetric unit

Polymers	Number of chains	10
	Total formula weight	189819.2
Non-Polymers*	Number of molecules	2
	Total formula weight	138.2
All*	Total formula weight	189957.3

*Water molecules are not included.