Structure of PDB 6kda Chain A Binding Site BS03

Receptor Information
>6kda Chain A (length=284) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MRRRPIRVLSLFDGIATGYLVLKELGIKVGKYVASEVCEESIAVGTVKHE
GNIKYVNDVRNITKKNIEEWGPFDLVIGGSPCNDLSNVNPARKGLYEGTG
RLFFEFYHLLNYSRPKEGDDRPFFWMFENVVAMKVGDKRDISRFLECNPV
MIDAIKVSAAHRARYFWGNLPGMNRPVIASKNDKLELQDCLEYNRIAKLK
KVQTITTKSNSIKQGKNQLFPVVMNGKEDVLWCTELERIFGFPVHYTDVS
NMGRGARQKLLGRSWSVPVIRHLFAPLKDYFACE
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 chain6kda Chain A Residue 901 [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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PDB6kda Structural insights into CpG-specific DNA methylation by human DNA methyltransferase 3B.
Resolution2.909 Å
Binding residue
(original residue number in PDB)
F581 D582 G583 T586 S604 E605 V606 D627 V628 R832 S833 W834
Binding residue
(residue number reindexed from 1)
F12 D13 G14 T17 S35 E36 V37 D58 V59 R263 S264 W265
Annotation score5
Binding affinityBindingDB: IC50=300nM
Enzymatic activity
Enzyme Commision number 2.1.1.37: DNA (cytosine-5-)-methyltransferase.
Gene Ontology
Molecular Function
GO:0008168 methyltransferase activity

View graph for
Molecular Function
External links
PDB RCSB:6kda, PDBe:6kda, PDBj:6kda
PDBsum6kda
PubMed32083663
UniProtQ9UBC3|DNM3B_HUMAN DNA (cytosine-5)-methyltransferase 3B (Gene Name=DNMT3B)

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