PPIPT01161

Target Protein Information
Protein_Name HLA class II histocompatibility antigen, DQ alpha 1 chain/HLA class II histocompatibility antigen, DQ beta 1 chain
Protein_Sequence MILNKALMLGALALTTVMSPCGGEDIVADHVASYGVNLYQSYGPSGQYTHEFDGDEQFYVDLGRKETVWCLPVLRQFRFDPQFALTNIAVLKHNLNSLIKRSNSTAATNEVPEVTVFSKSPVTLGQPNILICLVDNIFPPVVNITWLSNGHSVTEGVSETSFLSKSDHSFFKISYLTLLPSAEESYDCKVEHWGLDKPLLKHWEPEIPAPMSELTETVVCALGLSVGLVGIVVGTVFIIRGLRSVGASRHQGPL/MSWKKALRIPGGLRAATVTLMLAMLSTPVAEGRDSPEDFVYQFKAMCYFTNGTERVRYVTRYIYNREEYARFDSDVEVYRAVTPLGPPDAEYWNSQKEVLERTRAELDTVCRHNYQLELRTTLQRRVEPTVTISPSRTEALNHHNLLVCSVTDFYPAQIKVRWFRNDQEETTGVVSTPLIRNGDWTFQILVMLEMTPQHGDVYTCHVEHPSLQNPITVEWRAQSESAQSKMLSGIGGFVLGLIFLGLGLIIHHRSQKGLLH
Organism_Source Homo sapiens/Homo sapiens
Functional_Classification MHC class II molecule
Cellular_Localization Plasma membrane
Gene_Names HLA-DQA1/HLA-DQB1
UniProt_ID P01909/P01920
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name DQ2.5-glia-ala
Peptide_Sequence PFPQPELPY
Peptide_Length 9
Peptide_SMILES CC(C)C[C@H](NC(=O)[C@H](CCC(=O)O)NC(=O)[C@@H]1CCCN1C(=O)[C@H](CCC(N)=O)NC(=O)[C@@H]1CCCN1C(=O)[C@H](Cc1ccccc1)NC(=O)[C@@H]1CCCN1)C(=O)N1CCC[C@H]1C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)O
Chemical_Modification None
Cyclization_Method None
Linear/Cyclic Cyclic
N-terminal_Modification Free
C-terminal_Modification Free
Amino_Acid_Distribution
Peptide Physicochemical
Molecular_Weight 1087.24
Aliphatic_Index 43.33333
Aromaticity 0.22222
Average_Rotatable_Bonds 2.88889
Charge_at_pH_7 -1.00109
Isoelectric_point 3.84998
Number_of_Hydrogen_Bond_Acceptors 13
Number_of_Hydrogen_Bond_Donors 10
Topological_Polar_Surface_Area 356.38000
X_logP_energy -0.41260
Interaction Information
Affinity KD=74 nM
Affinity_Assay Surface Plasmon Resonance
PDB_ID 1S9V
Type Affinity ligand
Structure
Reference Information
Document_Type Patent
Title ANTIGEN BINDING PROTEINS WHICH BIND TO THE PMHC HLA-DQ2.5 : DQ2.5 PRESENTING A GLIADIN PEPTIDE
Release_Year 2021
Patent_ID US20210147552A1