9EK4

Crystal structure of HLA-B*07:02 with the 9-mer TP53 mutant peptide MPILTIITL

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, B alpha chain	polymer	277	32190.3	2	UniProt (P01889) Pfam (PF00129) Pfam (PF07654)	Homo sapiens (human)	Human leukocyte antigen B,HLA-B
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)	Mutant peptide from Cellular tumor antigen p53	polymer	9	1014.3	2	UniProt (P04637)	Homo sapiens	Antigen NY-CO-13,Phosphoprotein p53,Tumor suppressor p53
4	BA, CA, DA, G, H... (D, A, E, B, C)	1,2-ETHANEDIOL	non-polymer		62.1	16	Chemie (EDO)
5	AA, K, X, Y (D, A)	ACETIC ACID	non-polymer		60.1	4	Chemie (ACY)
6	FA, N (D, A)	NICKEL (II) ION	non-polymer		58.7	2	Chemie (NI) PubChem (934)
7	GA, O, P, U (D, A, B)	SULFATE ION	non-polymer		96.1	4	Chemie (SO4)
8	EA, S (D, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN) PubChem (32051)
9	JA, KA, T (E, B)	CHLORIDE ION	non-polymer		35.5	3	Chemie (CL) PubChem (312)
10	LA, MA, NA, OA, PA... (A, B, C, D, E...)	water	water		18.0	266	Chemie (HOH)

Sequence modifications

A, D: 1 - 276 (UniProt: P01889)

PDB	External Database	Details
Met 0	-	initiating methionine

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

PDB	External Database	Details
Met 0	-	initiating methionine

C, F: 1 - 9 (UniProt: P04637)

PDB	External Database	Details
Met 1	Arg 249	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	90168.0
Non-Polymers*	Number of molecules	31
	Total formula weight	1972.1
All*	Total formula weight	92140.1

*Water molecules are not included.