Structure of PDB 6ula Chain B

Receptor sequence
>6ulaB (length=410) Species: 9606 (Homo sapiens) [Search protein sequence]
PSLEDLLFYTIAEGQEKIPVHKFITALKSTGLRTSDPRLKECMDMLRLTL
QTTSDGVMLDKDLFKKCVQSNIVLLTQAFRRKFVIPDFMSFTSHIDELYE
SAKKQSGGKVADYIPQLAKFSPDLWGVSVCTADGQRHSTGDTKVPFCLQS
CVKPLKYAIAVNDLGTEYVHRYVGKEPSGLRFNKLFLNEDDKPHNPMVNA
GAIVVTSLIKQGVNNAEKFDYVMQFLNKMAGNEYVGFSNATFQSERESGD
RNFAIGYYLKEKKCFPEGTDMVGILDFYFQLCSIEVTCESASVMAATLAN
GGFCPITGERVLSPEAVRNTLSLMHSCGMYDFSGQFAFHVGLPAKSGVAG
GILLVVPNVMGMMCWSPPLDKMGNSVKGIHFCHDLVSLCNFHNYDNLRHF
AKKLDPRREG
3D structure
PDB6ula Characterization of the interactions of potent allosteric inhibitors with glutaminase C, a key enzyme in cancer cell glutamine metabolism.
ChainB
Resolution2.95 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) S286 K289 Y414 Y466 V484
Catalytic site (residue number reindexed from 1) S150 K153 Y278 Y330 V348
Enzyme Commision number 3.5.1.2: glutaminase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 QA4 B K320 L321 F322 L323 E325 Y394 K184 L185 F186 L187 E189 Y258 BindingDB: IC50=157nM
Gene Ontology
Molecular Function
GO:0004359 glutaminase activity
Biological Process
GO:0006541 glutamine metabolic process

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Molecular Function
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Biological Process
External links
PDB RCSB:6ula, PDBe:6ula, PDBj:6ula
PDBsum6ula
PubMed
UniProtO94925|GLSK_HUMAN Glutaminase kidney isoform, mitochondrial (Gene Name=GLS)

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