PPIRE09880

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 AQApSIELPSM
Peptide_Sequence AQAXSIELPSM
Peptide_Length 11
Peptide_SMILES CC[C@H](C)[C@H](NC(=O)[C@H](CO)NC(=O)CNC(=O)[C@H](C)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H](C)N)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CC(C)C)C(=O)N1CCC[C@H]1C(=O)N[C@@H](CO)C(=O)N[C@@H](CCSC)C(=O)O
Chemical_Modification X4=O-phospho-L-serine
Cyclization_Method None
Linear/Cyclic Linear
N-terminal_Modification Free
C-terminal_Modification Free
Amino_Acid_Distribution
Peptide Physicochemical
Molecular_Weight 1103.26
Aliphatic_Index 89.09091
Aromaticity 0.00000
Average_Rotatable_Bonds 3.18182
Charge_at_pH_7 -1.00024
Isoelectric_Point 3.84998
Number_of_Hydrogen_Bond_Acceptors 17
Number_of_Hydrogen_Bond_Donors 15
Topological_Polar_Surface_Area 466.38000
X_logP_energy -5.61610
Interaction Information
Affinity IC50=972 nM
Affinity_Assay competitive radioligand binding assay
PDB_ID None
Type Affinity ligand
Structure
Reference Information
Document_Type Research Articles
Title Phosphorylation-dependent interaction between antigenic peptides and MHC class I: a molecular basis for the presentation of transformed self.
Release_Year 2008
PMID 18836451
DOI 10.1038/ni.1660