PPIPT00041

Target Protein Information
Protein_Name Immunoglobulin heavy constant alpha 1/Immunoglobulin heavy constant alpha 2
Protein_Sequence ASPTSPKVFPLSLCSTQPDGNVVIACLVQGFFPQEPLSVTWSESGQGVTARNFPPSQDASGDLYTTSSQLTLPATQCLAGKSVTCHVKHYTNPSQDVTVPCPVPSTPPTPSPSTPPTPSPSCCHPRLSLHRPALEDLLLGSEANLTCTLTGLRDASGVTFTWTPSSGKSAVQGPPERDLCGCYSVSSVLPGCAEPWNHGKTFTCTAAYPESKTPLTATLSKSGNTFRPEVHLLPPPSEELALNELVTLTCLARGFSPKDVLVRWLQGSQELPREKYLTWASRQEPSQGTTTFAVTSILRVAAEDWKKGDTFSCMVGHEALPLAFTQKTIDRLADWQMPPPYVVLDLPQETLEEETPGANLWPTTITFLTLFLLSLFYSTALTVTSVRGPSGNREGPQY/ASPTSPKVFPLSLDSTPQDGNVVVACLVQGFFPQEPLSVTWSESGQNVTARNFPPSQDASGDLYTTSSQLTLPATQCPDGKSVTCHVKHYTNSSQDVTVPCRVPPPPPCCHPRLSLHRPALEDLLLGSEANLTCTLTGLRDASGATFTWTPSSGKSAVQGPPERDLCGCYSVSSVLPGCAQPWNHGETFTCTAAHPELKTPLTANITKSGNTFRPEVHLLPPPSEELALNELVTLTCLARGFSPKDVLVRWLQGSQELPREKYLTWASRQEPSQGTTTYAVTSILRVAAEDWKKGETFSCMVGHEALPLAFTQKTIDRMAGSCCVADWQMPPPYVVLDLPQETLEEETPGANLWPTTITFLTLFLLSLFYSTALTVTSVRGPSGKREGPQY
Organism_Source Homo sapiens/Homo sapiens
Functional_Classification IgA heavy chain constant region
Cellular_Localization Extracellular
Gene_Names IGHA1/IGHA2
UniProt_ID P01876/P01877
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name A3-1 (Opt1)
Peptide_Sequence HMVCLAYRGRPWCFAL
Peptide_Length 16
Peptide_SMILES CSCC[C@H](NC(=O)[C@@H](N)Cc1c[nH]cn1)C(=O)N[C@H](C(=O)N[C@@H](CS)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](C)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)N[C@@H](CCCNC(=N)N)C(=O)NCC(=O)N[C@@H](CCCNC(=N)N)C(=O)N1CCC[C@H]1C(=O)N[C@@H](Cc1c[nH]c2ccccc12)C(=O)N[C@@H](CS)C(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@@H](C)C(=O)N[C@@H](CC(C)C)C(=O)O)C(C)C
Chemical_Modification None
Cyclization_Method Side chain cyclization; C4<->C13; disulfide bond
Linear/Cyclic Linear
N-terminal_Modification Free
C-terminal_Modification Free
Amino_Acid_Distribution
Peptide Physicochemical
Molecular_Weight 1923.34
Aliphatic_Index 79.37500
Aromaticity 0.18750
Average_Rotatable_Bonds 3.50000
Charge_at_pH_7 1.96409
Isoelectric_point 8.80680
Number_of_Hydrogen_Bond_Acceptors 24
Number_of_Hydrogen_Bond_Donors 27
Topological_Polar_Surface_Area 679.53000
X_logP_energy -2.38406
Interaction Information
Affinity KD=0.044 uM
Affinity_Assay Surface Plasmon Resonance
PDB_ID None
Type Affinity ligand
Structure
Reference Information
Document_Type Patent
Title IGA-BINDING PEPTIDE AND PURIFICATION OF GAUSING THE SAME
Release_Year 2013
Patent_ID US20130078741A1