7UFJ

Structure of human MR1-ethylvanillin in complex with human MAIT A-F7 TCR

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	Major histocompatibility complex class I-related gene protein	polymer	271	31711.7	2	UniProt (Q95460) Pfam (PF00129) Pfam (PF07654) In PDB	Homo sapiens (human)	MHC class I-related gene protein,Class I histocompatibility antigen-like protein
2	B, D	Beta-2-microglobulin	polymer	100	11879.4	2	UniProt (P61769) Pfam (PF07654) In PDB	Homo sapiens (human)
3	G, E	MAIT T-cell receptor alpha chain	polymer	203	22650.1	2		Homo sapiens (human)
4	H, F	MAIT T-cell receptor beta chain	polymer	245	27546.6	2		Homo sapiens (human)
5	A, C	PROLINE	non-polymer		115.1	2	Chemie (PRO)
6	A, C	3-ethoxy-4-hydroxybenzaldehyde	non-polymer		166.2	2	Chemie (N36)
7	F, A, B, G, C...	GLYCEROL	non-polymer		92.1	13	Chemie (GOL)
8	F, C, E	ACETATE ION	non-polymer		59.0	4	Chemie (ACT)
9		water	water		18.0	379	Chemie (HOH)

Sequence modifications

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

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

B, D: 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	187575.3
Non-Polymers*	Number of molecules	21
	Total formula weight	1996.0
All*	Total formula weight	189571.3

*Water molecules are not included.