Structure of PDB 1r5i Chain B

Receptor sequence
>1r5iB (length=190) Species: 9606 (Homo sapiens) [Search protein sequence]
GDTRPRFLWQLKFECHFFNGTERVRLLERCIYNQEESVRFDSDVGEYRAV
TELGRPDAEYWNSQKDLLEQRRAAVDTYCRHNYGVGESFTVQRRVEPKVT
VYPSKTQPLQHHNLLVCSVSGFYPGSIEVRWFRNGQEEKAGVVSTGLIQN
GDWTFQTLVMLETVPRSGEVYTCQVEHPSVTSPLTVEWRA
3D structure
PDB1r5i Crystal structure of Mycoplasma arthritidis mitogen complexed with HLA-DR1 reveals a novel superantigen fold and a dimerized superantigen-MHC complex.
ChainB
Resolution2.6 Å
3D
structure
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Enzymatic activity
Enzyme Commision number ?
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 peptide B F13 P56 D57 W61 R71 Y78 H81 N82 V85 F13 P56 D57 W61 R71 Y78 H81 N82 V85
Gene Ontology
Biological Process
GO:0006955 immune response
GO:0019882 antigen processing and presentation
Cellular Component
GO:0016020 membrane
GO:0042613 MHC class II protein complex

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Biological Process
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Cellular Component
External links
PDB RCSB:1r5i, PDBe:1r5i, PDBj:1r5i
PDBsum1r5i
PubMed14962388
UniProtP01911|DRB1_HUMAN HLA class II histocompatibility antigen, DRB1 beta chain (Gene Name=HLA-DRB1)

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