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DNA methylase Hha1

PDB ID: 1MHT

Hha1 adds methyl groups to DNA in bacterial cells, as part of the restriction/modification system that protects the cell from viruses.

Read the Molecule of the Month article on DNA Methyltransferases.
Discussed Structures from DNA Methyltransferases
DNA methylase DNMT3
DNA methylase DNMT3
DNA methylase DNMT1
DNA methylase DNMT1
DNA methylase Hha1
DNA methylase Hha1
 3D structure
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Sequence Display

  
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Length: 12
Type:
dna
Length: 13
Type:
dna
Length: 327
Type:
protein
 
 
 
 

Ligand and Interaction

  
SAH
SAH : S-ADENOSYL-L-HOMOCYSTEINE
  Jmol | Ligand Explorer
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SAH:1mht

Interactions for SAH.


Reference

PDB ID: 1MHT , Pubmed

HhaI methyltransferase flips its target base out of the DNA helix.

Klimasauskas, S., Kumar, S., Roberts, R.J., Cheng, X.

Journal: (1994) Cell(Cambridge,Mass.) 76: 357-369


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