Structure of PDB 3zxr Chain B Binding Site BS05

Receptor Information
>3zxr Chain B (length=475) Species: 83332 (Mycobacterium tuberculosis H37Rv) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KTPDDVFKLAKDEKVEYVDVRFCDLPGIMQHFTIPASAFDKSVFDDGLAF
DGSSIRGFQSIHESDMLLLPDPETARIDPFRAAKTLNINFFVHDPFTLEP
YSRDPRNIARKAENYLISTGIADTAYFGAEAEFYIFDSVSFDSRANGSFY
EVDAISGWWNTGAATEADGSPNRGYKVRHKGGYFPVAPNDQYVDLRDKML
TNLINSGFILEKGHHEVGSGGQAEINYQFNSLLHAADDMQLYKYIIKNTA
WQNGKTVTFMPKPLFGDNGSGMHCHQSLWKDGAPLMYDETGYAGLSDTAR
HYIGGLLHHAPSLLAFTNPTVNSYKRLVPGYEAPINLVYSQRNRSACVRI
PITGSNPKAKRLEFRSPDSSGNPYLAFSAMLMAGLDGIKNKIEPQAPVDK
DLYELPPEEAASIPQTPTQLSDVIDRLEADHEYLTEGGVFTNDLIETWIS
FKRENEIEPVNIRPHPYEFALYYDV
Ligand information
Ligand IDP3S
InChIInChI=1S/C5H13N2O6PS/c1-15(13,7-14(10,11)12)3-2-4(6)5(8)9/h4H,2-3,6H2,1H3,(H,8,9)(H2,10,11,12)/t4-,15-/m0/s1
InChIKeyQQFOFBSCSWFFPB-NMAPHRJESA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=P(N=S(=O)(CCC(N)C(=O)O)C)(O)O
CACTVS 3.341C[S](=O)(CC[C@H](N)C(O)=O)=N[P](O)(O)=O
CACTVS 3.341C[S](=O)(CC[CH](N)C(O)=O)=N[P](O)(O)=O
OpenEye OEToolkits 1.5.0CS(=NP(=O)(O)O)(=O)CCC(C(=O)O)N
OpenEye OEToolkits 1.5.0C[S@](=NP(=O)(O)O)(=O)CC[C@@H](C(=O)O)N
FormulaC5 H13 N2 O6 P S
NameL-METHIONINE-S-SULFOXIMINE PHOSPHATE
ChEMBL
DrugBank
ZINCZINC000014653634
PDB chain3zxr Chain B Residue 505 [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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PDB3zxr Trisubstituted Imidazoles as Mycobacterium Tuberculosis Glutamine Synthetase Inhibitors.
Resolution2.15 Å
Binding residue
(original residue number in PDB)		E133 E135 E219 E227 G272 H276 R329 E335 R347 R368
Binding residue
(residue number reindexed from 1)		E130 E132 E216 E224 G269 H273 R326 E332 R344 R365
Annotation score2
Enzymatic activity
Catalytic site (original residue number in PDB) D54 E133 E135 E219 E227 H276 R347 E366 R368
Catalytic site (residue number reindexed from 1) D51 E130 E132 E216 E224 H273 R344 E363 R365
Enzyme Commision number 6.3.1.2: glutamine synthetase.
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0001968 fibronectin binding
GO:0003824 catalytic activity
GO:0004356 glutamine synthetase activity
GO:0005524 ATP binding
GO:0016874 ligase activity
GO:0035375 zymogen binding
GO:0046872 metal ion binding
Biological Process
GO:0006542 glutamine biosynthetic process
GO:0010756 positive regulation of plasminogen activation
GO:0019740 nitrogen utilization
GO:0051260 protein homooligomerization
Cellular Component
GO:0005576 extracellular region
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0005886 plasma membrane
GO:0009274 peptidoglycan-based cell wall
GO:0016020 membrane

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:3zxr, PDBe:3zxr, PDBj:3zxr
PDBsum3zxr
PubMed22369127
UniProtP9WN39|GLN1B_MYCTU Glutamine synthetase (Gene Name=glnA1)

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