Structure of PDB 3voz Chain A Binding Site BS01

Receptor Information
>3voz Chain A (length=313) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SMIPDFMSFTSHIDELYESAKKQSGGKVADYIPQLAKFSPDLWGVSVCTV
DGQRHSTGDTKVPFCLQSCVKPLKYAIAVNDLGTEYVHRYVGKEPSGLRF
NKLFLNEDDKPHNPMVNAGAIVVTSLIKQGVNNAEKFDYVMQFLNKMAGN
EYVGFSNATFQSERESGDRNFAIGYYLKEKKCFPEGTDMVGILDFYFQLC
SIEVTCESASVMAATLANGGFCPITGERVLSPEAVRNTLSLMHSCGMYDF
SGQFAFHVGLPAKSGVAGGILLVVPNVMGMMCWSPPLDKMGNSVKGIHFC
HDLVSLCNFHNYD
Ligand information
Ligand ID04A
InChIInChI=1S/C24H24N6O2S3/c31-19(15-17-7-3-1-4-8-17)25-23-29-27-21(34-23)11-13-33-14-12-22-28-30-24(35-22)26-20(32)16-18-9-5-2-6-10-18/h1-10H,11-16H2,(H,25,29,31)(H,26,30,32)
InChIKeyMDJIPXYRSZHCFS-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.370O=C(Cc1ccccc1)Nc2sc(CCSCCc3sc(NC(=O)Cc4ccccc4)nn3)nn2
OpenEye OEToolkits 1.7.6c1ccc(cc1)CC(=O)Nc2nnc(s2)CCSCCc3nnc(s3)NC(=O)Cc4ccccc4
ACDLabs 12.01O=C(Nc1nnc(s1)CCSCCc2nnc(s2)NC(=O)Cc3ccccc3)Cc4ccccc4
FormulaC24 H24 N6 O2 S3
NameN,N'-[sulfanediylbis(ethane-2,1-diyl-1,3,4-thiadiazole-5,2-diyl)]bis(2-phenylacetamide);
BPTES
ChEMBLCHEMBL2177757
DrugBank
ZINCZINC000004426660
PDB chain3voz Chain A Residue 601 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3voz Structural basis for the allosteric inhibitory mechanism of human kidney-type glutaminase (KGA) and its regulation by Raf-Mek-Erk signaling in cancer cell metabolism.
Resolution2.4 Å
Binding residue
(original residue number in PDB)		F318 L321 F322 L323 N324 E325 Y394
Binding residue
(residue number reindexed from 1)		F100 L103 F104 L105 N106 E107 Y176
Annotation score1
Binding affinityMOAD: ic50=0.14uM
PDBbind-CN: -logKd/Ki=6.85,IC50=0.14uM
BindingDB: IC50=100nM,Kd=200nM
Enzymatic activity
Catalytic site (original residue number in PDB) S286 K289 Y414 Y466 V484
Catalytic site (residue number reindexed from 1) S68 K71 Y196 Y248 V266
Enzyme Commision number 3.5.1.2: glutaminase.
Gene Ontology
Molecular Function
GO:0004359 glutaminase activity
Biological Process
GO:0006541 glutamine metabolic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:3voz, PDBe:3voz, PDBj:3voz
PDBsum3voz
PubMed22538822
UniProtO94925|GLSK_HUMAN Glutaminase kidney isoform, mitochondrial (Gene Name=GLS)

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