Structure analysis

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

X-ray diffraction
2.86Å resolution
Source organisms:
Assembly composition:
hetero trimer (preferred)
Entry contents: 3 distinct polypeptide molecules

Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero trimer
Accessible surface area: 36400 Å2
Buried surface area: 6600 Å2
Dissociation area: 1,200 Å2
Dissociation energy (ΔGdiss): -1 kcal/mol
Dissociation entropy (TΔSdiss): 14 kcal/mol
Interface energy (ΔGint): -56 kcal/mol
Symmetry number: 1

Macromolecules

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Chain: B
Length: 253 amino acids
Theoretical weight: 28.29 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P01850 (Residues: 1-130; Coverage: 73%)
Gene name: TRBC1
Pfam: Immunoglobulin C1-set domain
InterPro:
CATH: Immunoglobulins

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Chain: A
Length: 205 amino acids
Theoretical weight: 22.85 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q6P4G7 (Residues: 5-213; Coverage: 79%)
Gene name: TRA@
Pfam: Domain of unknown function (DUF1968)
InterPro:
CATH: Immunoglobulins

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