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4IIQ

Crystal structure of a human MAIT TCR in complex with bovine MR1

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Human Mucosal Associated Invariant T cell receptor alpha chainpolymer20522851.41Pfam (PF07686)
Pfam (PF09291)
UniProt (by SIFTS) (Q6P4G7)
Homo sapiens (human)
2B
(B)
Human Mucosal Associated Invariant T cell receptor beta chainpolymer25328291.41Pfam (PF07654)
UniProt (by SIFTS) (P01850)
Homo sapiens (human)
3C
(C)
Beta-2-microglobulin, MHC class I-related proteinpolymer39245423.61UniProt (C1ITJ8)
UniProt (P01888)
Pfam (PF07654)
Pfam (PF00129)
Bos taurus (bovine cow domestic cattle domestic cow)
4D, E, F
(A, B, C)
SULFATE IONnon-polymer96.13Chemie (SO4)
5G, H, I
(A, B, C)
waterwater18.07Chemie (HOH)
Sequence modifications
C: 114 - 390 (UniProt: C1ITJ8)
C: 1 - 98 (UniProt: P01888)
PDBExternal DatabaseDetails
Gly 99-linker
Gly 100-linker
Gly 101-linker
Gly 102-linker
Ser 103-linker
Gly 104-linker
Gly 105-linker
Ser 106-linker
Gly 107-linker
Ser 108-linker
Gly 109-linker
Gly 110-linker
Gly 111-linker
Gly 112-linker
Ser 113-linker
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains3
Total formula weight96566.4
Non-Polymers*Number of molecules3
Total formula weight288.2
All*Total formula weight96854.6
*Water molecules are not included.

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PDB entries from 2025-06-25

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