Structure of PDB 3kqo Chain A Binding Site BS01

Receptor Information
>3kqo Chain A (length=257) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ASAYQRFEPRAYLRNNYAPPRGDLCNPNGVGPWKLRCLAQTFATGEVSGR
TLIDIGSGPTVYQLLSACSHFEDITMTDFLEVNRQELGRWLQEEPGAFNW
SMYSQHACLIEGKGECWQDKERQLRARVKRVLPIDVHQPQPLGAGSPAPL
PADALVSAFCLEAVSPDLASFQRALDHITTLLRPGGHLLLIGALEESWYL
AGEARLTVVPVSEEEVREALVRSGYKVRDLRTYIMPAHLQTGVDDVKGVF
FAWAQKV
Ligand information
Ligand IDSAH
InChIInChI=1S/C14H20N6O5S/c15-6(14(23)24)1-2-26-3-7-9(21)10(22)13(25-7)20-5-19-8-11(16)17-4-18-12(8)20/h4-7,9-10,13,21-22H,1-3,15H2,(H,23,24)(H2,16,17,18)/t6-,7+,9+,10+,13+/m0/s1
InChIKeyZJUKTBDSGOFHSH-WFMPWKQPSA-N
SMILES
SoftwareSMILES
CACTVS 3.341N[CH](CCSC[CH]1O[CH]([CH](O)[CH]1O)n2cnc3c(N)ncnc23)C(O)=O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)CSCCC(C(=O)O)N)O)O)N
CACTVS 3.341N[C@@H](CCSC[C@H]1O[C@H]([C@H](O)[C@@H]1O)n2cnc3c(N)ncnc23)C(O)=O
ACDLabs 10.04O=C(O)C(N)CCSCC3OC(n2cnc1c(ncnc12)N)C(O)C3O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CSCC[C@@H](C(=O)O)N)O)O)N
FormulaC14 H20 N6 O5 S
NameS-ADENOSYL-L-HOMOCYSTEINE
ChEMBLCHEMBL418052
DrugBankDB01752
ZINCZINC000004228232
PDB chain3kqo Chain A Residue 2001 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3kqo Fragment-based screening by X-ray crystallography, MS and isothermal titration calorimetry to identify PNMT (phenylethanolamine N-methyltransferase) inhibitors.
Resolution2.4 Å
Binding residue
(original residue number in PDB)
Y27 Y35 Y40 G79 S80 T83 Y85 D101 F102 D158 V159 A181 F182 C183 V187
Binding residue
(residue number reindexed from 1)
Y4 Y12 Y17 G56 S57 T60 Y62 D78 F79 D135 V136 A158 F159 C160 V164
Annotation score5
Enzymatic activity
Enzyme Commision number 2.1.1.28: phenylethanolamine N-methyltransferase.
Gene Ontology
Molecular Function
GO:0004603 phenylethanolamine N-methyltransferase activity
GO:0005515 protein binding
GO:0008168 methyltransferase activity
Biological Process
GO:0032259 methylation
GO:0042418 epinephrine biosynthetic process
GO:0042423 catecholamine biosynthetic process
Cellular Component
GO:0005829 cytosol

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:3kqo, PDBe:3kqo, PDBj:3kqo
PDBsum3kqo
PubMed20642456
UniProtP11086|PNMT_HUMAN Phenylethanolamine N-methyltransferase (Gene Name=PNMT)

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