4P2Q

Crystal structure of the 5cc7 TCR in complex with 5c2/I-Ek

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, F, K, P (A, F, K, P)	H-2 class II histocompatibility antigen, E-K alpha chain	polymer	204	23618.5	4	UniProt (P04224) Pfam (PF00993) Pfam (PF07654)	Mus musculus (Mouse)
2	B, G, L, Q (B, G, L, Q)	MHC class II E-beta-k	polymer	212	24433.2	4	UniProt (Q31163) Pfam (PF00969) Pfam (PF07654)	Mus musculus (Mouse)
3	C, H, M, R (C, H, M, R)	5c2 peptide	polymer	14	1477.6	4		synthetic construct
4	D, I, N, S (D, I, N, S)	5cc7 T-cell receptor alpha chain	polymer	205	22765.1	4		Mus musculus
5	E, J, O, T (E, J, O, T)	5cc7 T-cell receptor beta chain	polymer	266	29647.0	4		Mus musculus
6	U, V, W, X, Y (A, B, G, K, L)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	5	Chemie (NAG)

Sequence modifications

A, F, K, P: 1 - 191 (UniProt: P04224)

PDB	External Database	Details
Ala -2	-	expression tag
Asp -1	-	expression tag
Pro 0	-	expression tag
Ser 192	-	expression tag
Arg 193	-	expression tag
Gly 194	-	expression tag
Gly 195	-	expression tag
Leu 196	-	expression tag
Glu 197	-	expression tag
Val 198	-	expression tag
Leu 199	-	expression tag
Phe 200	-	expression tag
Gln 201	-	expression tag

B, G, L, Q: 3 - 198 (UniProt: Q31163)

PDB	External Database	Details
Gly -3	-	expression tag
Ser -2	-	expression tag
Gly -1	-	expression tag
Gly 0	-	expression tag
Gly 1	-	expression tag
Gly 2	-	expression tag
Ser 199	-	expression tag
Arg 200	-	expression tag
Gly 201	-	expression tag
Gly 202	-	expression tag
Leu 203	-	expression tag
Glu 204	-	expression tag
Val 205	-	expression tag
Leu 206	-	expression tag
Phe 207	-	expression tag
Gln 208	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	20
	Total formula weight	407765.8
Non-Polymers*	Number of molecules	5
	Total formula weight	1106.0
All*	Total formula weight	408871.9

*Water molecules are not included.