Structure of PDB 6h4o Chain B Binding Site BS03

Receptor Information
>6h4o Chain B (length=339) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TLNPSARIMTFYPTMEEFRNFSRYIAYIESQGAHRAGLAKVVPPKEWKPR
ASYDDIDDLVIPAPIQQLVTGQSGLFTQYNIQKKAMTVREFRKIANSDKY
CTPRYSEFEELERKYWKNLTFNPPIYGADVNGTLYEKHVDEWNIGRLRTI
LDLVEEGVNTPYLYFGMWKTSFAWHTEDMDLYSINYLHFGEPKSWYSVPP
EHGKRLERLAKGFFPGSAQSCEAFLRHKMTLISPLMLKKYGIPFDKVTQE
AGEFMITFPYGYHAGFNHGFNCAESTNFATRRWIEYGKQAVLCSCRMVKI
SMDVFVRKFQPERYKLWKAGKDNTVIDHTLPTPEAAEFL
Ligand information
Ligand IDFQH
InChIInChI=1S/C24H23F3N6O/c25-24(26,27)19-3-1-2-18(12-19)17-6-10-32(11-7-17)9-5-16-13-31-33(14-16)22-21-20(4-8-28-22)23(34)30-15-29-21/h1-4,8,12-15,17H,5-7,9-11H2,(H,29,30,34)
InChIKeyZBLHURFMYIWFIY-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.6c1cc(cc(c1)C(F)(F)F)C2CCN(CC2)CCc3cnn(c3)c4c5c(ccn4)C(=O)NC=N5
CACTVS 3.385FC(F)(F)c1cccc(c1)C2CCN(CC2)CCc3cnn(c3)c4nccc5C(=O)NC=Nc45
FormulaC24 H23 F3 N6 O
Name8-[4-[2-[4-[3-(trifluoromethyl)phenyl]piperidin-1-yl]ethyl]pyrazol-1-yl]-3~{H}-pyrido[3,4-d]pyrimidin-4-one
ChEMBLCHEMBL3775548
DrugBank
ZINCZINC000653730611
PDB chain6h4o Chain B Residue 403 [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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PDB6h4o C8-substituted pyrido[3,4-d]pyrimidin-4(3H)-ones: Studies towards the identification of potent, cell penetrant Jumonji C domain containing histone lysine demethylase 4 subfamily (KDM4) inhibitors, compound profiling in cell-based target engagement assays.
Resolution2.25 Å
Binding residue
(original residue number in PDB)		Y132 Y175 Y177 F185 H188 E190 K206 W208 K241 H276
Binding residue
(residue number reindexed from 1)		Y126 Y162 Y164 F172 H175 E177 K193 W195 K228 H263
Annotation score1
Binding affinityMOAD: ic50=0.128uM
BindingDB: IC50=128nM
Enzymatic activity
Catalytic site (original residue number in PDB) G170 Y177 H188 E190 H276 S288
Catalytic site (residue number reindexed from 1) G157 Y164 H175 E177 H263 S275
Enzyme Commision number 1.14.11.66: [histone H3]-trimethyl-L-lysine(9) demethylase.
1.14.11.69: [histone H3]-trimethyl-L-lysine(36) demethylase.
External links
PDB RCSB:6h4o, PDBe:6h4o, PDBj:6h4o
PDBsum6h4o
PubMed31158747
UniProtO75164|KDM4A_HUMAN Lysine-specific demethylase 4A (Gene Name=KDM4A)

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