Structure of PDB 3myh Chain X Binding Site BS04

Receptor Information
>3myh Chain X (length=708) Species: 44689 (Dictyostelium discoideum) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
NPIHDRTSDYHKYLKVKQGDSDLFKLTVSDKRYIWYNPDPKERDSYECGE
IVSETSDSFTFKTVDGQDRQVKKDDANQRNPIKFDGVEDMSELSYLNEPA
VFHNLRVRYNQDLIYTYSGLFLVAVNPFKRIPIYTQEMVDIFKGRRRNEV
APHIFAISDVAYRSMLDDRQNQSLLITGESGAGKTENTKKVIQYLASVAG
RGVLEQQILQANPILEAFGNAKTTRNNNASRFGKFIEIQFNSAGFISGAS
IQSYLLEKSRVVFQSETERNYHIFYQLLAGATAEEKKALHLAGPESFNYL
NQSGCVDIKGVSDSEEFKITRQAMDIVGFSQEEQMSIFKIIAGILHLGNI
KFEKGAGEGAVLKDKTALNAASTVFGVNPSVLEKALMEPRILAGRDLVAQ
HLNVEKSSSSRDALVKALYGRLFLWLVKKINNVLCQERKAYFIGVLDISG
FEIFKVNSFEQLCINYTNEKLQQFFNHHMFKLEQEEYLKEKINWTFIDFG
LDSQATIDLIDGRQPPGILALLDEQSVFPNATDNTLITKLHSHFSKKNAK
YEEPRFSKTEFGVTHYAGQVMYEIQDWLEKNKDPLQQDLELCFKDSSDNV
VTKLFNDPNIASRAKKGANFITVAAQYKEQLASLMATLETTNPHFVRCII
PNNKQLPAKLEDKVVLDQLRCNGVLEGIRITRKGFPNRIIYADDPEQYRF
GITKIFFR
Ligand information
Ligand IDBIT
InChIInChI=1S/C18H16N2O2/c1-12-7-8-15-14(11-12)16(21)18(22)9-10-20(17(18)19-15)13-5-3-2-4-6-13/h2-8,11,22H,9-10H2,1H3/t18-/m1/s1
InChIKeyLZAXPYOBKSJSEX-GOSISDBHSA-N
SMILES
SoftwareSMILES
CACTVS 3.341Cc1ccc2N=C3N(CC[C@@]3(O)C(=O)c2c1)c4ccccc4
ACDLabs 10.04O=C2c4c(N=C3N(c1ccccc1)CCC23O)ccc(c4)C
CACTVS 3.341Cc1ccc2N=C3N(CC[C]3(O)C(=O)c2c1)c4ccccc4
OpenEye OEToolkits 1.5.0Cc1ccc2c(c1)C(=O)C3(CCN(C3=N2)c4ccccc4)O
OpenEye OEToolkits 1.5.0Cc1ccc2c(c1)C(=O)[C@@]3(CCN(C3=N2)c4ccccc4)O
FormulaC18 H16 N2 O2
Name(-)-1-PHENYL-1,2,3,4-TETRAHYDRO-4-HYDROXYPYRROLO[2,3-B]-7-METHYLQUINOLIN-4-ONE;
(S)-BLEBBISTATIN;
(3AS)-3A-HYDROXY-6-METHYL-1-PHENYL-3,3A-DIHYDRO-1H-PYRROLO[2,3-B]QUINOLIN-4(2H)-ONE
ChEMBLCHEMBL1231358
DrugBankDB01944
ZINCZINC000002526884
PDB chain3myh Chain X Residue 800 [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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PDB3myh Insights into the importance of hydrogen bonding in the gamma-phosphate binding pocket of myosin: structural and functional studies of serine 236
Resolution2.01 Å
Binding residue
(original residue number in PDB)
F239 G240 Y261 L262 L263 S456 C470 Y634
Binding residue
(residue number reindexed from 1)
F232 G233 Y254 L255 L256 S449 C463 Y627
Annotation score1
Binding affinityBindingDB: IC50=4900nM
Enzymatic activity
Catalytic site (original residue number in PDB) S181 T186 A236 S237
Catalytic site (residue number reindexed from 1) S180 T185 A229 S230
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003774 cytoskeletal motor activity
GO:0005524 ATP binding
GO:0051015 actin filament binding
Cellular Component
GO:0016459 myosin complex

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Molecular Function

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Cellular Component
External links
PDB RCSB:3myh, PDBe:3myh, PDBj:3myh
PDBsum3myh
PubMed20459085
UniProtP08799|MYS2_DICDI Myosin-2 heavy chain (Gene Name=mhcA)

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