PPIRE16090

Target Protein Information
Protein_Name HLA class I histocompatibility antigen A alpha chain
Protein_Sequence MAVMAPRTLLLLLSGALALTQTWAGSHSMRYFFTSVSRPGRGEPRFIAVGYVDDTQFVRFDSDAASQRMEPRAPWIEQEGPEYWDQETRNVKAQSQTDRVDLGTLRGYYNQSEAGSHTIQIMYGCDVGSDGRFLRGYRQDAYDGKDYIALNEDLRSWTAADMAAQITKRKWEAAHEAEQLRAYLDGTCVEWLRRYLENGKETLQRTDPPKTHMTHHPISDHEATLRCWALGFYPAEITLTWQRDGEDQTQDTELVETRPAGDGTFQKWAAVVVPSGEEQRYTCHVQHEGLPKPLTLRWELSSQPTIPIVGIIAGLVLLGAVITGAVVAAVMWRRKSSDRKGGSYTQAASSDSAQGSDVSLTACKV
Organism_Source Homo sapiens
Functional_Classification MHC class1
Cellular_Localization Plasma membrane
Gene_Names HLA-A
UniProt_ID P04439
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name KLL15
Peptide_Sequence KLLEIPDPDKNWATL
Peptide_Length 15
Peptide_SMILES CC[C@H](C)[C@H](NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CC(C)C)NC(=O)[C@@H](N)CCCCN)C(=O)N1CCC[C@H]1C(=O)N[C@@H](CC(=O)O)C(=O)N1CCC[C@H]1C(=O)N[C@@H](CC(=O)O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H](Cc1c[nH]c2ccccc12)C(=O)N[C@@H](C)C(=O)N[C@H](C(=O)N[C@@H](CC(C)C)C(=O)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 1753.03
Aliphatic_Index 110.66667
Aromaticity 0.06667
Average_Rotatable_Bonds 3.66667
Charge_at_pH_7 -0.99994
Isoelectric_Point 4.37041
Number_of_Hydrogen_Bond_Acceptors 23
Number_of_Hydrogen_Bond_Donors 22
Topological_Polar_Surface_Area 696.19000
X_logP_energy -3.54540
Interaction Information
Affinity KD=2.2 uM
Affinity_Assay Isothermal Titration Calorimetry
PDB_ID None
Type Affinity ligand
Structure
Reference Information
Document_Type Research Articles
Title TAPBPR promotes antigen loading on MHC-I molecules using a peptide trap
Release_Year 2021
PMID 34039964
DOI 10.1038/s41467-021-23225-6