Structure of PDB 1aqd Chain B

Receptor sequence
>1aqdB (length=187) Species: 9606 (Homo sapiens) [Search protein sequence]
RPRFLWQLKFECHFFNGTERVRLLERCIYNQEESVRFDSDVGEYRAVTEL
GRPDAEYWNSQKDLLEQRRAAVDTYCRHNYGVGESFTVQRRVEPKVTVYP
SKTQPLQHHNLLVCSVSGFYPGSIEVRWFRNGQEEKAGVVSTGLIQNGDW
TFQTLVMLETVPRSGEVYTCQVEHPSVTSPLTVEWRA
3D structure
PDB1aqd The class II MHC protein HLA-DR1 in complex with an endogenous peptide: implications for the structural basis of the specificity of peptide binding.
ChainB
Resolution2.45 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 Y47 P56 D57 Y60 W61 L67 Q70 R71 T77 Y78 H81 N82 V85 F10 Y44 P53 D54 Y57 W58 L64 Q67 R68 T74 Y75 H78 N79 V82
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

View graph for
Cellular Component
External links
PDB RCSB:1aqd, PDBe:1aqd, PDBj:1aqd
PDBsum1aqd
PubMed9351812
UniProtP01911|DRB1_HUMAN HLA class II histocompatibility antigen, DRB1 beta chain (Gene Name=HLA-DRB1)

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