6AT9

Crystal structure of an anaplastic lymphoma kinase-derived neuroblastoma tumor antigen bound to the Human Major Histocompatibility Complex Class I molecule HLA-A*0101

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	HLA class I histocompatibility antigen, A-1 alpha chain	polymer	283	32568.0	1	UniProt (P30443) Pfam (PF00129) Pfam (PF07654) UniProt (by SIFTS) (P04439) In PDB	Homo sapiens (Human)	MHC class I antigen A*1
2	B	Beta-2-microglobulin	polymer	100	11879.4	1	UniProt (P61769) Pfam (PF07654) In PDB	Homo sapiens (Human)
3	C	ALK	polymer	10	1250.3	1	UniProt (by SIFTS) (Q9UM73) In PDB	Homo sapiens

Sequence modifications

A: 1 - 280 (UniProt: P30443)

PDB	External Database	Details
Met -2	-	initiating methionine
Ala -1	-	expression tag
Ser 0	-	expression tag

B: 1 - 99 (UniProt: P61769)

PDB	External Database	Details
Met 0	-	initiating methionine

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	45697.7
All*	Total formula weight	45697.7

*Water molecules are not included.