PPIRE00681
Target Protein Information
| Protein_Name | Integrin alpha-V |
|---|---|
| Protein_Sequence | MAFPPRRRLRLGPRGLPLLLSGLLLPLCRAFNLDVDSPAEYSGPEGSYFGFAVDFFVPSASSRMFLLVGAPKANTTQPGIVEGGQVLKCDWSSTRRCQPIEFDATGNRDYAKDDPLEFKSHQWFGASVRSKQDKILACAPLYHWRTEMKQEREPVGTCFLQDGTKTVEYAPCRSQDIDADGQGFCQGGFSIDFTKADRVLLGGPGSFYWQGQLISDQVAEIVSKYDPNVYSIKYNNQLATRTAQAIFDDSYLGYSVAVGDFNGDGIDDFVSGVPRAARTLGMVYIYDGKNMSSLYNFTGEQMAAYFGFSVAATDINGDDYADVFIGAPLFMDRGSDGKLQEVGQVSVSLQRASGDFQTTKLNGFEVFARFGSAIAPLGDLDQDGFNDIAIAAPYGGEDKKGIVYIFNGRSTGLNAVPSQILEGQWAARSMPPSFGYSMKGATDIDKNGYPDLIVGAFGVDRAILYRARPVITVNAGLEVYPSILNQDNKTCSLPGTALKVSCFNVRFCLKADGKGVLPRKLNFQVELLLDKLKQKGAIRRALFLYSRSPSHSKNMTISRGGLMQCEELIAYLRDESEFRDKLTPITIFMEYRLDYRTAADTTGLQPILNQFTPANISRQAHILLDCGEDNVCKPKLEVSVDSDQKKIYIGDDNPLTLIVKAQNQGEGAYEAELIVSIPLQADFIGVVRNNEALARLSCAFKTENQTRQVVCDLGNPMKAGTQLLAGLRFSVHQQSEMDTSVKFDLQIQSSNLFDKVSPVVSHKVDLAVLAAVEIRGVSSPDHVFLPIPNWEHKENPETEEDVGPVVQHIYELRNNGPSSFSKAMLHLQWPYKYNNNTLLYILHYDIDGPMNCTSDMEINPLRIKISSLQTTEKNDTVAGQGERDHLITKRDLALSEGDIHTLGCGVAQCLKIVCQVGRLDRGKSAILYVKSLLWTETFMNKENQNHSYSLKSSASFNVIEFPYKNLPIEDITNSTLVTTNVTWGIQPAPMPVPVWVIILAVLAGLLLLAVLVFVMYRMGFFKRVRPPQEEQEREQLQPHENGEGNSET |
| Organism_Source | Homo sapiens |
| Functional_Classification | integrins |
| Cellular_Localization | plasma membrane |
| Gene_Names | ITGAV |
| UniProt_ID | P06756 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | Cy5.5-c(RGDyK) |
|---|---|
| Peptide_Sequence | cRGDYK |
| Peptide_Length | 6 |
| Peptide_SMILES | N=C(N)NCCC[C@H](NC(=O)[C@@H](N)CS)C(=O)NCC(=O)N[C@@H](CC(=O)O)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)N[C@@H](CCCCN)C(=O)O |
| Chemical_Modification | None |
| Cyclization_Method | Main chain-main chain cyclization; R1<->K5; amide bond |
| Linear/Cyclic | Cyclic |
| N-terminal_Modification | Cy5.5 |
| C-terminal_Modification | amide |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 740.83 |
|---|---|
| Aliphatic_Index | 0.00000 |
| Aromaticity | 0.16667 |
| Average_Rotatable_Bonds | 4.00000 |
| Charge_at_pH_7 | 0.93531 |
| Isoelectric_Point | 8.52287 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 12 |
| Number_of_Hydrogen_Bond_Donors | 14 |
| Topological_Polar_Surface_Area | 354.27000 |
| X_logP_energy | -3.80123 |
Interaction Information
| Affinity | KD=150 nM |
|---|---|
| Affinity_Assay | Surface plasmon resonance |
| PDB_ID | None |
| Type | antagonist |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | Engineered knottin peptides: a new class of agents for imaging integrin expression in living subjects. |
| Release_Year | 2009 |
| PMID | 19276378 |
| DOI | 10.1158/0008-5472.CAN-08-2495 |