2V2X

T cell cross-reactivity and conformational changes during TCR engagement.

Replaces:  2BSV

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D (A, D)	HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, A-2 ALPHA CHAIN	polymer	276	31951.3	2	UniProt (P01892) Pfam (PF00129) Pfam (PF07654) UniProt (by SIFTS) (P04439)	HOMO SAPIENS (HUMAN)	HLA-A0201, MHC CLASS I ANTIGEN A*2
2	B, E (B, E)	BETA-2 MICROGLOBULIN	polymer	100	11879.4	2	UniProt (P61769) Pfam (PF07654)	HOMO SAPIENS (HUMAN)
3	C, F (C, F)	HIV P17	polymer	9	965.1	2		HUMAN IMMUNODEFICIENCY VIRUS
4	G, H, I, J, K... (A, B, C, D, E...)	water	water		18.0	1323	Chemie (HOH)

Sequence modifications

B, E: 0 - 0 (PDB: 2V2X)
B, E: 1 - 99 (UniProt: P61769)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	89591.5
All*	Total formula weight	89591.5

*Water molecules are not included.