Structure of PDB 4fr3 Chain A Binding Site BS02

Receptor Information
>4fr3 Chain A (length=228) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AMGSMERASLIQKAKLAEQAERYEDMAAFMKGAVEKGEELSCEERNLLSV
AYKNVVGGQRAAWRVLSSIEQKSNKPEVREYREKVETELQGVCDTVLGLL
DSHLIKEAGDAESRVFYLKMKGDYYRYLAEVATGDDKKRIIDSARSAYQE
AMDISKKEMPPTNPIRLGLALNFSVFHYEIANSPEEAISLAKTTFDEAMA
DLHTLSEDSYKDSTLIMQLLRDNLTLWT
Ligand information
Ligand ID0V4
InChIInChI=1S/C27H44O8/c1-13(2)16-8-9-27(4)10-18-15(12-33-5)6-7-17(18)14(3)21(29)25(20(16)27)35-26-24(32)23(31)22(30)19(11-28)34-26/h10,13-15,17,19,21-26,28-32H,6-9,11-12H2,1-5H3/b18-10-/t14-,15-,17+,19-,21-,22-,23+,24-,25-,26-,27-/m1/s1
InChIKeyZKINNMSFCCOPQI-MKYFCGQTSA-N
SMILES
SoftwareSMILES
CACTVS 3.370COC[C@H]1CC[C@H]\2[C@@H](C)[C@@H](O)[C@H](O[C@H]3O[C@H](CO)[C@@H](O)[C@H](O)[C@H]3O)C4=C(CC[C@]4(C)\C=C1\2)C(C)C
OpenEye OEToolkits 1.7.6CC1C2CCC(C2=CC3(CCC(=C3C(C1O)OC4C(C(C(C(O4)CO)O)O)O)C(C)C)C)COC
CACTVS 3.370COC[CH]1CC[CH]2[CH](C)[CH](O)[CH](O[CH]3O[CH](CO)[CH](O)[CH](O)[CH]3O)C4=C(CC[C]4(C)C=C12)C(C)C
ACDLabs 12.01O(C3C1=C(C(C)C)CCC1(C=C2C(COC)CCC2C(C3O)C)C)C4OC(C(O)C(O)C4O)CO
OpenEye OEToolkits 1.7.6C[C@@H]1[C@@H]\2CC[C@@H](/C2=C/[C@]3(CCC(=C3[C@H]([C@@H]1O)O[C@@H]4[C@@H]([C@H]([C@@H]([C@H](O4)CO)O)O)O)C(C)C)C)COC
FormulaC27 H44 O8
Name(4R,5R,6R,6aS,9S,9aE,10aR)-5-hydroxy-9-(methoxymethyl)-6,10a-dimethyl-3-(propan-2-yl)-1,2,4,5,6,6a,7,8,9,10a-decahydrodicyclopenta[a,d][8]annulen-4-yl alpha-D-glucopyranoside;
16-O-Me-Fusicoccin H
ChEMBL
DrugBank
ZINC
PDB chain4fr3 Chain A Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB4fr3 A semisynthetic fusicoccane stabilizes a protein-protein interaction and enhances the expression of k(+) channels at the cell surface.
Resolution1.9 Å
Binding residue
(original residue number in PDB)		N42 F119 K122 D215 I219
Binding residue
(residue number reindexed from 1)		N46 F116 K119 D212 I216
Annotation score1
Binding affinityMOAD: Kd=0.07uM
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005515 protein binding
GO:0008426 protein kinase C inhibitor activity
GO:0019901 protein kinase binding
GO:0042802 identical protein binding
GO:0045296 cadherin binding
GO:0050815 phosphoserine residue binding
GO:0051219 phosphoprotein binding
GO:0140311 protein sequestering activity
Biological Process
GO:0000122 negative regulation of transcription by RNA polymerase II
GO:0001836 release of cytochrome c from mitochondria
GO:0003334 keratinocyte development
GO:0006469 negative regulation of protein kinase activity
GO:0006611 protein export from nucleus
GO:0007165 signal transduction
GO:0008104 protein localization
GO:0008630 intrinsic apoptotic signaling pathway in response to DNA damage
GO:0010482 regulation of epidermal cell division
GO:0010839 negative regulation of keratinocyte proliferation
GO:0022407 regulation of cell-cell adhesion
GO:0030216 keratinocyte differentiation
GO:0030307 positive regulation of cell growth
GO:0031424 keratinization
GO:0032880 regulation of protein localization
GO:0043588 skin development
GO:0043616 keratinocyte proliferation
GO:0045606 positive regulation of epidermal cell differentiation
GO:0045785 positive regulation of cell adhesion
GO:0045824 negative regulation of innate immune response
GO:0046827 positive regulation of protein export from nucleus
GO:0051726 regulation of cell cycle
GO:0061436 establishment of skin barrier
GO:0072089 stem cell proliferation
GO:0141156 cAMP/PKA signal transduction
GO:1903077 negative regulation of protein localization to plasma membrane
GO:1903829 positive regulation of protein localization
GO:2000647 negative regulation of stem cell proliferation
Cellular Component
GO:0005576 extracellular region
GO:0005615 extracellular space
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0070062 extracellular exosome

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Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:4fr3, PDBe:4fr3, PDBj:4fr3
PDBsum4fr3
PubMed23601647
UniProtP31947|1433S_HUMAN 14-3-3 protein sigma (Gene Name=SFN)

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