PPIRE05365

Target Protein Information
Protein_Name Integrin alpha-IIb
Protein_Sequence MARALCPLQALWLLEWVLLLLGPCAAPPAWALNLDPVQLTFYAGPNGSQFGFSLDFHKDSHGRVAIVVGAPRTLGPSQEETGGVFLCPWRAEGGQCPSLLFDLRDETRNVGSQTLQTFKARQGLGASVVSWSDVIVACAPWQHWNVLEKTEEAEKTPVGSCFLAQPESGRRAEYSPCRGNTLSRIYVENDFSWDKRYCEAGFSSVVTQAGELVLGAPGGYYFLGLLAQAPVADIFSSYRPGILLWHVSSQSLSFDSSNPEYFDGYWGYSVAVGEFDGDLNTTEYVVGAPTWSWTLGAVEILDSYYQRLHRLRGEQMASYFGHSVAVTDVNGDGRHDLLVGAPLYMESRADRKLAEVGRVYLFLQPRGPHALGAPSLLLTGTQLYGRFGSAIAPLGDLDRDGYNDIAVAAPYGGPSGRGQVLVFLGQSEGLRSRPSQVLDSPFPTGSAFGFSLRGAVDIDDNGYPDLIVGAYGANQVAVYRAQPVVKASVQLLVQDSLNPAVKSCVLPQTKTPVSCFNIQMCVGATGHNIPQKLSLNAELQLDRQKPRQGRRVLLLGSQQAGTTLNLDLGGKHSPICHTTMAFLRDEADFRDKLSPIVLSLNVSLPPTEAGMAPAVVLHGDTHVQEQTRIVLDCGEDDVCVPQLQLTASVTGSPLLVGADNVLELQMDAANEGEGAYEAELAVHLPQGAHYMRALSNVEGFERLICNQKKENETRVVLCELGNPMKKNAQIGIAMLVSVGNLEEAGESVSFQLQIRSKNSQNPNSKIVLLDVPVRAEAQVELRGNSFPASLVVAAEEGEREQNSLDSWGPKVEHTYELHNNGPGTVNGLHLSIHLPGQSQPSDLLYILDIQPQGGLQCFPQPPVNPLKVDWGLPIPSPSPIHPAHHKRDRRQIFLPEPEQPSRLQDPVLVSCDSAPCTVVQCDLQEMARGQRAMVTVLAFLWLPSLYQRPLDQFVLQSHAWFNVSSLPYAVPPLSLPRGEAQVWTQLLRALEERAIPIWWVLVGVLGGLLLLTILVLAMWKVGFFKRNRPPLEEDDEEGE
Organism_Source Homo sapiens
Functional_Classification integrins
Cellular_Localization Plasma membrane
Gene_Names ITGA2B
UniProt_ID P08514
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name cycle-RGDPhg
Peptide_Sequence RGDX
Peptide_Length 4
Peptide_SMILES N=C(N)NCCC[C@H](N)C(=O)NCC(=O)N[C@@H](CC(=O)O)C(=O)NCC(=O)O
Chemical_Modification X4=L-phenylglycine
Cyclization_Method Main chain-main chain cyclization; R1<->X4; amide bond
Linear/Cyclic Cyclic
N-terminal_Modification None
C-terminal_Modification None
Amino_Acid_Distribution
Peptide Physicochemical
Molecular_Weight 403.40
Aliphatic_Index 0.00000
Aromaticity 0.00000
Average_Rotatable_Bonds 3.25000
Charge_at_pH_7 -0.00157
Isoelectric_Point 6.33872
Number_of_Hydrogen_Bond_Acceptors 7
Number_of_Hydrogen_Bond_Donors 9
Topological_Polar_Surface_Area 249.82000
X_logP_energy -4.14653
Interaction Information
Affinity IC50=3.3 uM
Affinity_Assay platelet aggregation assay
PDB_ID None
Type antagonist
Structure
Reference Information
Document_Type Research Articles
Title A novel Arg-Gly-Asp containing peptide specific for platelet aggregation and its effect on tumor metastasis: a possible mechanism of RGD peptide-mediated inhibition of tumor metastasis.
Release_Year 1992
PMID 1381272
DOI 10.1016/0304-3835(92)90241-m