PPIRE01152

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 LL37-52Cit47-59
Peptide_Sequence DGINQXSSDANLY
Peptide_Length 13
Peptide_SMILES CC[C@H](C)[C@H](NC(=O)CNC(=O)[C@@H](N)CC(=O)O)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H](CCC(N)=O)C(=O)NCC(=O)N[C@@H](CO)C(=O)N[C@@H](CO)C(=O)N[C@@H](CC(=O)O)C(=O)N[C@@H](C)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)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 1353.36
Aliphatic_Index 67.69231
Aromaticity 0.07692
Average_Rotatable_Bonds 3.38462
Charge_at_pH_7 -2.00197
Isoelectric_Point 3.49188
Number_of_Hydrogen_Bond_Acceptors 22
Number_of_Hydrogen_Bond_Donors 22
Topological_Polar_Surface_Area 677.08000
X_logP_energy -10.51060
Interaction Information
Affinity IC50=169.65 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