PPIRE08880
Target Protein Information
| Protein_Name | HLA class I histocompatibility antigen, A alpha chain |
|---|---|
| Protein_Sequence | MAVMAPRTLLLLLSGALALTQTWAGSHSMRYFFTSVSRPGRGEPRFIAVGYVDDTQFVRFDSDAASQRMEPRAPWIEQEGPEYWDQETRNVKAQSQTDRVDLGTLRGYYNQSEAGSHTIQIMYGCDVGSDGRFLRGYRQDAYDGKDYIALNEDLRSWTAADMAAQITKRKWEAAHEAEQLRAYLDGTCVEWLRRYLENGKETLQRTDPPKTHMTHHPISDHEATLRCWALGFYPAEITLTWQRDGEDQTQDTELVETRPAGDGTFQKWAAVVVPSGEEQRYTCHVQHEGLPKPLTLRWELSSQPTIPIVGIIAGLVLLGAVITGAVVAAVMWRRKSSDRKGGSYTQAASSDSAQGSDVSLTACKV |
| Organism_Source | Homo sapiens |
| Functional_Classification | MHC class I |
| Cellular_Localization | Plasma membrane |
| Gene_Names | HLA-A |
| UniProt_ID | P04439 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | HA-1R |
|---|---|
| Peptide_Sequence | VLRDDLLEA |
| Peptide_Length | 9 |
| Peptide_SMILES | CC(C)C[C@H](NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](CCCNC(=N)N)NC(=O)[C@H](CC(C)C)NC(=O)[C@@H](N)C(C)C)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](C)C(=O)O |
| Chemical_Modification | None |
| Cyclization_Method | None |
| Linear/Cyclic | Linear |
| N-terminal_Modification | Free |
| C-terminal_Modification | Free |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 1043.19 |
|---|---|
| Aliphatic_Index | 173.33333 |
| Aromaticity | 0.00000 |
| Average_Rotatable_Bonds | 3.88889 |
| Charge_at_pH_7 | -1.99935 |
| Isoelectric_Point | 3.87601 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 14 |
| Number_of_Hydrogen_Bond_Donors | 16 |
| Topological_Polar_Surface_Area | 469.92000 |
| X_logP_energy | -2.83163 |
Interaction Information
| Affinity | IC50=1296 nM |
|---|---|
| Affinity_Assay | radioactive competition binding assay |
| PDB_ID | None |
| Type | Affinity ligand |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | Secondary anchor polymorphism in the HA-1 minor histocompatibility antigen critically affects MHC stability and TCR recognition. |
| Release_Year | 2009 |
| PMID | 19234124 |
| DOI | 10.1073/pnas.0900411106 |