Structure of PDB 5iul Chain E Binding Site BS01

Receptor Information
>5iul Chain E (length=207) Species: 224308 (Bacillus subtilis subsp. subtilis str. 168) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RKERERLEEKLEDANERIAELVKLEERQRIARDLEDTLGQKLSLIGLKSD
LARKLIYKDPEQAARELKSVQQTARTSLNEVRKIVSGIRLKDELINIKQI
LEAADIMFIYEEEKWPENISLLNENILSMCLKEAVTNVVKHSQAKTCRVD
IQQLWKEVVITVSDDGTFKGSKGHGLLGMRERLEFANGSLHIDTENGTKL
TMAIPNN
Ligand information
Ligand IDACP
InChIInChI=1S/C11H18N5O12P3/c12-9-6-10(14-2-13-9)16(3-15-6)11-8(18)7(17)5(27-11)1-26-31(24,25)28-30(22,23)4-29(19,20)21/h2-3,5,7-8,11,17-18H,1,4H2,(H,22,23)(H,24,25)(H2,12,13,14)(H2,19,20,21)/t5-,7-,8-,11-/m1/s1
InChIKeyUFZTZBNSLXELAL-IOSLPCCCSA-N
SMILES
SoftwareSMILES
CACTVS 3.341Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[P](O)(=O)C[P](O)(O)=O)[CH](O)[CH]3O
ACDLabs 10.04O=P(O)(O)CP(=O)(O)OP(=O)(O)OCC3OC(n2cnc1c(ncnc12)N)C(O)C3O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(CP(=O)(O)O)O)O)O)N
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@@](=O)(O)O[P@](=O)(CP(=O)(O)O)O)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P@](O)(=O)O[P@](O)(=O)C[P](O)(O)=O)[C@@H](O)[C@H]3O
FormulaC11 H18 N5 O12 P3
NamePHOSPHOMETHYLPHOSPHONIC ACID ADENYLATE ESTER;
ADENOSINE-5'-[BETA, GAMMA-METHYLENE]TRIPHOSPHATE
ChEMBLCHEMBL133463
DrugBankDB03909
ZINCZINC000008295124
PDB chain5iul Chain E Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB5iul Regulation of signaling directionality revealed by 3D snapshots of a kinase:regulator complex in action.
Resolution3.153 Å
Binding residue
(original residue number in PDB)
E289 N293 K296 H297 S298 F324 K325 G326 H335 G336 L337 T359
Binding residue
(residue number reindexed from 1)
E133 N137 K140 H141 S142 F168 K169 G170 H174 G175 L176 T198
Annotation score1
Enzymatic activity
Enzyme Commision number 2.7.13.3: histidine kinase.
Gene Ontology
Molecular Function
GO:0000155 phosphorelay sensor kinase activity
GO:0046983 protein dimerization activity
Biological Process
GO:0000160 phosphorelay signal transduction system
Cellular Component
GO:0016020 membrane

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:5iul, PDBe:5iul, PDBj:5iul
PDBsum5iul
PubMed27938660
UniProtO34757|DESK_BACSU Sensor histidine kinase DesK (Gene Name=desK)

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