PPIRE19144
Target Protein Information
| Protein_Name | Lethal(2) giant larvae protein homolog 1 |
|---|---|
| Protein_Sequence | MMKFRFRRQGADPQREKLKQELFAFNKTVEHGFPNQPSALAFDPELRIMAIGTRSGAVKIYGAPGVEFTGLHRDAATVTQMHFLTGQGRLLSLLDDSSLHLWEIVHHNGCAHLEEALSFQLPSRPGFDGASAPLSLTRVTVVLLVAASDIAALGTEGSSVFFLDVTTLTLLEGQTLAPGEVLRSVPDDYRCGKALGPVESLQGHLRDPTKILIGYSRGLLVIWNQASQCVDHIFLGNQQLESLCWGRDSSTVVSSHSDGSYAVWSVDAGSFPTLQPTVATTPYGPFPCKAINKILWRNCESGGHFIIFSGGMPRASYGDRHCVSVLRAETLVTLDFTSRIIDFFTVHSTRPEDEFDDPQALAVLLEEELVVLDLQTPGWPAVPAPYLAPLHSSAITCSAHVASVPAKLWARIVSAGEQQSPQPVSSALSWPITGGRNLAQEPSQRGLLLTGHEDGTVRFWDASGVALRPLYKLSTAGLFQTDCEHADSLAQAAEDDWPPFRKVGCFDPYSDDPRLGVQKVALCKYTAQMVVAGTAGQVLVLELSDVPVEQAVSVAIIDLLQDREGFTWKGHERLSPRTGPLPWPAGFQPRVLVQCLPPAAVTAVTLHTEWSLVAFGTSHGFGLFDYQRKSPVLARCTLHPNDSLAMEGPLSRVKSLKKSLRQSFRRIRKSRVSGKKRAANASSKLQEANAQLAEQACPHDVEMTPVQRRIEPRSADDSLSGVVRCLYFADTFLRDGAHHGPTMWAGTNSGSVFAYALEVPAAAVGGEKRPEQAVEAVLGKEVQLMHRAPVVAIAVLDGRGRPLPEPYEASRDLAQAPDMQGGHAVLIASEEQFKVFTLPKVSAKTKFKLTAHEGCRVRKVALATFASVACEDYAETCLACLTNLGDVHVFSVPGLRPQVHYSCIRKEDISGIASCVFTRHGQGFYLISPSEFERFSLSARNITEPLCSLDINWPRDATQASYRIRESPKLSQANGTPSILLAPQSLDGSPDPAHSMGPDTPEPPEAALSPMSIDSATSADTTLDTTGDVTVEDVKDFLGSSEESEKNLRNLAEDEAHACAILIK |
| Organism_Source | Homo sapiens |
| Functional_Classification | PDZ domain scaffold |
| Cellular_Localization | Plasma membrane |
| Gene_Names | LLGL1 |
| UniProt_ID | Q15334 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | Tyr-Lys-c[-Lys-Thr-Glu-Ala]-Val |
|---|---|
| Peptide_Sequence | YKKTEXV |
| Peptide_Length | 7 |
| Peptide_SMILES | CC(C)[C@H](NC(=O)CNC(=O)[C@H](CCC(=O)O)NC(=O)[C@@H](NC(=O)[C@H](CCCCN)NC(=O)[C@H](CCCCN)NC(=O)[C@@H](N)Cc1ccc(O)cc1)[C@@H](C)O)C(=O)O |
| Chemical_Modification | X6=(cid:1)-alanine lactam side chain linker |
| Cyclization_Method | Side chain-side chain cyclization; K3<-->E5; other bond |
| Linear/Cyclic | Cyclic |
| N-terminal_Modification | Free |
| C-terminal_Modification | Free |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 823.94 |
|---|---|
| Aliphatic_Index | 41.42857 |
| Aromaticity | 0.14286 |
| Average_Rotatable_Bonds | 4.00000 |
| Charge_at_pH_7 | 0.99832 |
| Isoelectric_Point | 9.25605 |
|---|---|
| Hydrogen_Bond_Acceptors | 13 |
| Hydrogen_Bond_Donors | 13 |
| Topological_Polar_Surface_Area | 367.72000 |
| X_logP_energy | -2.95360 |
Interaction Information
| Affinity | KD=1 uM |
|---|---|
| Affinity_Assay | NMR chemical shift perturbation |
| PDB_ID | None |
| Type | Inhibitor |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | Targeting Specific PDZ Domains of PSD-95: Structural Basis for Enhanced Affinity and Enzymatic Stability of a Cyclic Peptide |
| Release_Year | 2004 |
| PMID | 15123241 |
| DOI | 10.1016/j.chembiol.2004.03.013 |