26SL

crystal structure of MAIT A-F7 TCR-MR1-xanthosine

This is a non-PDB format compatible entry.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, C)	Major histocompatibility complex class I-related gene protein	polymer	271	31711.7	2	UniProt (Q95460) Pfam (PF00129) Pfam (PF07654)	Homo sapiens (human)	MHC class I-related gene protein,Class I histocompatibility antigen-like protein
2	B, F (B, F)	Beta-2-microglobulin	polymer	100	11879.4	2	UniProt (P61769) Pfam (PF07654)	Homo sapiens (human)
3	D, G (D, G)	Human A-F7 TCR TRAV1-2_ALPHA	polymer	292	32715.5	2		Homo sapiens
4	E, H (E, H)	Human A-F7 TCR TRBV6-1_BETA	polymer	246	27677.8	2		Homo sapiens
5	I, K, R, S, T... (A, D, E, F)	GLYCEROL	non-polymer		92.1	6	Chemie (GOL) PubChem (753)
6	J, M, O, V (A, C, H)	ACETATE ION	non-polymer		59.0	4	Chemie (ACT) PubChem (175)
7	L, P (A, C)	9-[(2~{S},3~{R},4~{R},5~{S})-5-(hydroxymethyl)-3,4-bis(oxidanyl)oxolan-2-yl]-3~{H}-purine-2,6-dione	non-polymer		284.2	2	Chemie (A1MHZ)
8	N, Q (A, C)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL) PubChem (312)
9	AA, BA, CA, DA, W... (E, F, G, H, A...)	water	water		18.0	617	Chemie (HOH)

Sequence modifications

A, C: 1 - 270 (UniProt: Q95460)

PDB	External Database	Details
Met 0	-	initiating methionine
Ser 261	Cys 283	engineered mutation

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

PDB	External Database	Details
Met 0	-	initiating methionine

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	207968.5
Non-Polymers*	Number of molecules	14
	Total formula weight	1428.1
All*	Total formula weight	209396.6

*Water molecules are not included.