PPIRE16182
Target Protein Information
| Protein_Name | Inositol 1-4-5-trisphosphate-gated calcium channel ITPR2 |
|---|---|
| Protein_Sequence | MSDKMSSFLYIGDIVSLYAEGSVNGFISTLGLVDDRCVVHPEAGDLTNPPKKFRDCLFKVCPMNRYSAQKQYWKAKQAKQGNHTEAALLKKLQHAAELEQKQNESENRKLLGEIVKYSKVIQLLHIKSNKYLTVNKRLPALLEKNAMRVSLDAAGNEGSWFYIHPFWKLRSEGDNIVVGDKVVLMPVNAGQPLHASNVELLDNPGCKEVNAVNCNTSWKITLFMKFSSYREDVLKGGDVVRLFHAEQEKFLTCDDYEKKQHIFLRTTLRQSATSATSSKALWEIEVVHHDPCRGGAGQWNSLFRFKHLATGNYLAAELNPDYRDAQNEGKTVRDGELPTSKKKHQAGEKIMYTLVSVPHGNDIASLFELDATTLQRADCLVPRNSYVRLRHLCTNTWVTSTSIPIDTEEERPVMLKIGTCQTKEDKEAFAIVCVPLSEVRDLDFANDANKVLATTVKKLENGSITQNERRFVTKLLEDLIFFVADVTNNGQDVLDVVITKPNRERQKLMREQNILAQVFGILKAPFKEKAGEGSMLRLEDLGDQRYAPYKYVLRLCYRVLRHSQQDYRKNQEYIAKNFCVMQSQIGYDILAEDTITALLHNNRKLLEKHITAKEIETFVSLLRRNREPRFLDYLSDLCVSNSTAIPVTQELICKFMLSPGNADILIQTKLVSMQVENPMESSILPDDIDDEEVWLYWIDSNKEPHGKAIRHLAQEAREGTKADLEVLTYYRYQLNLFARMCLDRQYLAINQISTQLSVDLILRCVSDESLPFDLRASFCRLMLHMHVDRDPQESVVPVRYARLWTEIPTKITIHEYDSITDSSRNDMKRKFALTMEFVEEYLKEVVNQPFPFGDKEKNKLTFEVVHLARNLIYFGFYSFSELLRLTRTLLAILDIVQAPMSSYFERLSKFQDGSNNVMRTIHGVGEMMTQMVLSRGSIFPVSWPDAQPSVHPSKQASPGEQEDVTVMDTKLKVIEILQFILSVRLDYRISYMLSIYKKEFGENDGNGDPSASGTPETLLPSALVPDIDEIAAQAETMFAGRKEKTPVQLDDEGGRTFLRVLIHLIMHDYAPLLSGALQLLFKHFSQRAEVLQAFKQVQLLVSNQDVDNYKQIKADLDQLRLTVEKSELWVEKSGSYENGDMGEGQAKGGEEANEESNLLSPVQDGAKTPQIDSNKGNNYRIVKEILIRLSKLCVQNKKCRNQHQRLLKNMGAHSVVLDLLQIPYEKTDEKMNEVMDLAHTFLQNFCRGNPQNQVLLHKHLNLFLTPGLLEAETMRHIFMNNYHLCNEISERVVQHFVHCIETHGRHVEYLRFLQTIVKADGKYVKKCQDMVMTELINGGEDVLIFYNDRASFPILLNMMCSERARGDESGPLAYHITLVELLAACTEGKNVYTEIKCNSLLPLDDIVRVVTHDDCIPEVKIAYVNFVNHCYVDTEVEMKEIYTSNHIWKLFENFLVDMARVCNTTTDRKHADTFLERCVTESVMNIVSGFFNSPFSDNSTSLQTHQPVFIQLLQSAFRIYNCTWPNPAQKASVESCIRALAEVAKNRGIAIPVDLDSQVNTLFMKNHSSTVQRAAMGWRLSARSGPRFKEALGGPAWDYRNIIEKLQDVVASLEQQFSPMMQAEFSVLVDVLYSPELLFPEGSDARIRCGAFMSKLINHTKKLMEKEEKLCIKILQTLREMLEKKDSFMEESSTLRKILLNRYFKGDHSVGVNGPLSGAYAKTAQVGGGFTGQDADKTGISMSDIQCLLDKEGASELVIDVIVNTKNDRIFSEGILLGIALLEGGNTQTQNSFYQQLHEQKKSEKFFKVLYDRMKAAQKEIRSTVTVNTIDLGSKKREEDSDLMALGPRMRVRDSSLHLKEGMKGQLTEASSATSKAYCVYRREMDPDIDTMCPGQEAGSAEEKSAEEVTMSPAITIMRPILRFLQLLCENHNRELQNFLRNQNNKTNYNLVCETLQFLDCICGSTTGGLGLLGLYINEKNVALVNQTLESLTEYCQGPCHENQTCIATHESNGIDIIIALILSDINPLGKYRMDLVLQLKNNASKLLLAIMESRHDSENAERILFNMRPKELVDVMKNAYNQGLECNHGDEEGGDDGVSPKDVGHNIYILAHQLARHNKLLQQMLKPGSDPEEGDEALKYYANHTAQIEIVRHDRTMEQIVFPVPNICEFLTRESKYRVFNTTERDEQGSKVNDFFQQTEDLYNEMKWQKKIRNNPALFWFSRHISLWGSISFNLAVFINLAVALFYPFGDDGDEGTLSPLFSALLWVAVAICTSMLFFFSKPVGIRPFLVSIMLRSIYTIGLGPTLILLGAANLCNKIVFLVSFVGNRGTFTRGYRAVILDMAFLYHVAYVLVCMLGLFVHEFFYSFLLFDLVYREETLLNVIKSVTRNGRSIILTAVLALILVYLFSIIGFLFLKDDFTMEVDRLKNRTPVTGNDGVPTMTLTSMLGTCPKENCSPTIPSSNAAGEGGEDGIERTCDTLLMCIVTVLNQGLRNGGGVGDVLRRPSKDEPLFAARVVYDLLFFFIVIIIVLNLIFGVIIDTFADLRSEKQKKEKILKTTCFICGLERDKFDNKTVSFEEHIKSEHNMWHYLYFIVLVKVKDPTEYTGPESYVAQMITEKNLDWFPRMRAMSLVSNEGDSEQNEIRNLQEKLESTMSLVKQLSGQLAELKEQMTEQRKNKQRLGFLGSNTPHENHHMPPH |
| Organism_Source | Rattus norvegicus |
| Functional_Classification | intracellular calcium release channels |
| Cellular_Localization | Cytoplasm |
| Gene_Names | Itpr2 |
| UniProt_ID | P29995 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | Conserved near N-terminal CGB peptide |
|---|---|
| Peptide_Sequence | WIIEVLSNALLKSSAPPITPE |
| Peptide_Length | 21 |
| Peptide_SMILES | CC[C@H](C)[C@H](NC(=O)[C@@H](NC(=O)[C@@H](N)Cc1c[nH]c2ccccc12)[C@@H](C)CC)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@H](C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CO)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H](C)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CO)C(=O)N[C@@H](CO)C(=O)N[C@@H](C)C(=O)N1CCC[C@H]1C(=O)N1CCC[C@H]1C(=O)N[C@H](C(=O)N[C@H](C(=O)N1CCC[C@H]1C(=O)N[C@@H](CCC(=O)O)C(=O)O)[C@@H](C)O)[C@@H](C)CC)C(C)C |
| Chemical_Modification | None |
| Cyclization_Method | None |
| Linear/Cyclic | Linear |
| N-terminal_Modification | Free |
| C-terminal_Modification | Free |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 2278.67 |
|---|---|
| Aliphatic_Index | 134.76190 |
| Aromaticity | 0.04762 |
| Average_Rotatable_Bonds | 3.28571 |
| Charge_at_pH_7 | -0.99876 |
| Isoelectric_Point | 4.25815 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 30 |
| Number_of_Hydrogen_Bond_Donors | 28 |
| Topological_Polar_Surface_Area | 859.37000 |
| X_logP_energy | -5.59900 |
Interaction Information
| Affinity | KD=0.48 mM |
|---|---|
| Affinity_Assay | analytical ultracentrifugation |
| PDB_ID | None |
| Type | Affinity ligand |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | Interaction of Chromogranin B and the Near N-terminal Region of Chromogranin B with an Intraluminal Loop Peptide of the Inositol 1-4-5-Trisphosphate Receptor |
| Release_Year | 2000 |
| PMID | 10906121 |
| DOI | 10.1074/jbc.M001204200 |