Structure of PDB 3kqm Chain B Binding Site BS01

Receptor Information
>3kqm Chain B (length=268) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PDSAPGQAAVASAYQRFEPRAYLRNNYAPPRGDLCNPNGVGPWKLRCLAQ
TFATGEVSGRTLIDIGSGPTVYQLLSACSHFEDITMTDFLEVNRQELGRW
LQEEPGAFNWSMYSQHACLIEGKGECWQDKERQLRARVKRVLPIDVHQPQ
PLGAGSPAPLPADALVSAFCLEAVSPDLASFQRALDHITTLLRPGGHLLL
IGALEESWYLAGEARLTVVPVSEEEVREALVRSGYKVRDLRTYIMPAHLQ
TGVDDVKGVFFAWAQKVG
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 chain3kqm Chain B Residue 2002 [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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PDB3kqm 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 L103 N106 I157 D158 V159 A181 F182 C183 V187
Binding residue
(residue number reindexed from 1)		Y14 Y22 Y27 G66 S67 T70 Y72 D88 F89 L90 N93 I144 D145 V146 A168 F169 C170 V174
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:3kqm, PDBe:3kqm, PDBj:3kqm
PDBsum3kqm
PubMed20642456
UniProtP11086|PNMT_HUMAN Phenylethanolamine N-methyltransferase (Gene Name=PNMT)

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