Structure of PDB 3mjx Chain A Binding Site BS03

Receptor Information
>3mjx Chain A (length=690) 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
GVLEQQILQANPILEAFGNAKTTRNNNSSRFGKFIEIQFNSAGFISGASI
QSYLLEKSRVVFQSETERNYHIFYQLLAGATAEEKKALHLAGPESFNYLN
QSGCVDIKGVSDSEEFKITRQAMDIVGFSQEEQMSIFKIIAGILHLGNIK
FEKGAGEGAVLKDKTALNAASTVFGVNPSVLEKALMEPRILAGRDLVAQH
LNVEKSSSSRDALVKALYGRLFLWLVKKINNVLCQERKAYFIGVLDISGF
EIFKVNSFEQLCINYTNEKLQQFFNHHMFKLEQEEYLKEKINWTFIDFGL
DSQATIDLIDGRQPPGILALLDEQSVFPNATDNTLITKLHSHFSKKNAKY
EEPRFSKTEFGVTHYAGQVMYEIQDWLEKNKDPLQQDLELCFKDSSDNVV
TKLFNDPNIASRAKKGANFITVAAQYKEQLASLMATLETTNPHFVRCIIP
NNKQLPAKLEDKVVLDQLRCNGVLEGIRITRKGFPNRIIY
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 chain3mjx Chain A Residue 902 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB3mjx The mechanism of pentabromopseudilin inhibition of myosin motor activity.
Resolution2.2 Å
Binding residue
(original residue number in PDB)
F239 G240 Y261 L262 S456 E467 Y634
Binding residue
(residue number reindexed from 1)
F231 G232 Y253 L254 S448 E459 Y626
Annotation score1
Binding affinityBindingDB: IC50=4900nM
Enzymatic activity
Catalytic site (original residue number in PDB) S181 G182 T186 N233 S236 S237 G457 E459
Catalytic site (residue number reindexed from 1) S180 G181 T185 N225 S228 S229 G449 E451
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

View graph for
Molecular Function

View graph for
Cellular Component
External links
PDB RCSB:3mjx, PDBe:3mjx, PDBj:3mjx
PDBsum3mjx
PubMed19122661
UniProtP08799|MYS2_DICDI Myosin-2 heavy chain (Gene Name=mhcA)

[Back to BioLiP]