Structure of PDB 3sw9 Chain A Binding Site BS05

Receptor Information

>3sw9 Chain A (length=261) Species: 9606 (Homo sapiens)

VERIVSRDIARGYERIPIPCVNAVDSEPCPSNYKYVSQNCVTSPMNIDRN
ITHLQYCVCIDDCSSSNCMCGQLSMRCWYDKDGRLLPEFNMAEPPLIFEC
NHACSCWRNCRNRVVQNGLRARLQLYRTRDMGWGVRSLQDIPPGTFVCEY
VGELISDSEADVREEDSYLFDLDNKDGEVYCIDARFYGNVSRFINHHCEP
NLVPVRVFMAHQDLRFPRIAFFSTRLIEAGEQLGFDYGERFWDIKGKLFS
CRCGSPKCRHS

Ligand information

• Ligand ID: ZN
• InChI: InChI=1S/Zn/q+2
• InChIKey: PTFCDOFLOPIGGS-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.341: [Zn++]
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Zn+2]
• Formula: Zn
• Name: ZINC ION
• ChEMBL: CHEMBL1236970
• DrugBank: DB14532
• PDB chain: 3sw9 Chain A Residue 4

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3sw9 MPP8 mediates the interactions between DNA methyltransferase Dnmt3a and H3K9 methyltransferase GLP/G9a.
• Resolution: 3.05 Å
• Binding residue (original residue number in PDB): C1172 C1225 C1227 C1232
• Binding residue (residue number reindexed from 1): C198 C251 C253 C258
• Annotation score: 1

Enzymatic activity

• Catalytic site (original residue number in PDB): Y1124 Y1211
• Catalytic site (residue number reindexed from 1): Y150 Y237
• Enzyme Commision number: 2.1.1.-
  2.1.1.367: [histone H3]-lysine(9) N-methyltransferase.

Gene Ontology

Molecular Function

• GO:0002039 p53 binding
• GO:0008270 zinc ion binding
• GO:0016279 protein-lysine N-methyltransferase activity
• GO:0042054 histone methyltransferase activity
• GO:0046974 histone H3K9 methyltransferase activity

Cellular Component

• GO:0005634 nucleus

External links

• PDB: RCSB:3sw9, PDBe:3sw9, PDBj:3sw9
• PDBsum: 3sw9
• PubMed: 22086334
• UniProt: Q9H9B1|EHMT1_HUMAN Histone-lysine N-methyltransferase EHMT1 (Gene Name=EHMT1)