PPIRE01165

Target Protein Information
Protein_Name HLA class II histocompatibility antigen, DRB1 beta chain
Protein_Sequence MVCLKLPGGSCMTALTVTLMVLSSPLALSGDTRPRFLWQPKRECHFFNGTERVRFLDRYFYNQEESVRFDSDVGEFRAVTELGRPDAEYWNSQKDILEQARAAVDTYCRHNYGVVESFTVQRRVQPKVTVYPSKTQPLQHHNLLVCSVSGFYPGSIEVRWFLNGQEEKAGMVSTGLIQNGDWTFQTLVMLETVPRSGEVYTCQVEHPSVTSPLTVEWRARSESAQSKMLSGVGGFVLGLLFLGAGLFIYFRNQKGHSGLQPTGFLS
Organism_Source Homo sapiens
Functional_Classification MHC class II
Cellular_Localization plasma membrane
Gene_Names HLA-DRB1
UniProt_ID P01911
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name LL37-91Cit86-98
Peptide_Sequence ETVCPXTTQQSPE
Peptide_Length 13
Peptide_SMILES CC(C)[C@H](NC(=O)[C@@H](NC(=O)[C@@H](N)CCC(=O)O)[C@@H](C)O)C(=O)N[C@@H](CS)C(=O)N1CCC[C@H]1C(=O)NCC(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CO)C(=O)N1CCC[C@H]1C(=O)N[C@@H](CCC(=O)O)C(=O)O)[C@@H](C)O)[C@@H](C)O
Chemical_Modification None
Cyclization_Method None
Linear/Cyclic Linear
N-terminal_Modification Free
C-terminal_Modification Free
Amino_Acid_Distribution
Peptide Physicochemical
Molecular_Weight 1376.46
Aliphatic_Index 22.30769
Aromaticity 0.00000
Average_Rotatable_Bonds 3.15385
Charge_at_pH_7 -2.06044
Isoelectric_Point 3.61368
Number_of_Hydrogen_Bond_Acceptors 23
Number_of_Hydrogen_Bond_Donors 21
Topological_Polar_Surface_Area 636.64000
X_logP_energy -10.15920
Interaction Information
Affinity IC50=0.56 uM
Affinity_Assay Fluorescence Polarization
PDB_ID None
Type Affinity ligand
Structure
Reference Information
Document_Type Research Articles
Title The interplay between citrullination and HLA-DRB1 polymorphism in shaping peptide binding hierarchies in rheumatoid arthritis.
Release_Year 2018
PMID 29317506
DOI 10.1074/jbc.RA117.001013