Structure of PDB 1mht Chain A Binding Site BS01

Receptor Information
>1mht Chain A (length=327) Species: 726 (Haemophilus haemolyticus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MIEIKDKQLTGLRFIDLFAGLGGFRLALESCGAECVYSNEWDKYAQEVYE
MNFGEKPEGDITQVNEKTIPDHDILCAGFPCQAFSISGKQKGFEDSRGTL
FFDIARIVREKKPKVVFMENVKNFASHDNGNTLEVVKNTMNELDYSFHAK
VLNALDYGIPQKRERIYMICFRNDLNIQNFQFPKPFELNTFVKDLLLPDS
EVEHLVIDRKDLVMTNQEIEQTTPKTVRLGIVGKGGQGERIYSTRGIAIT
LSAYGGGIFAKTGGYLVNGKTRKLHPRECARVMGYPDSYKVHPSTSQAYK
QFGNSVVINVLQYIAYNIGSSLNFKPY
Ligand information
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1mht HhaI methyltransferase flips its target base out of the DNA helix.
Resolution2.6 Å
Binding residue
(original residue number in PDB)		Y44 I86 Q90 K234 G236 Q237 G256 G257 I258 S294 Q297
Binding residue
(residue number reindexed from 1)		Y44 I86 Q90 K234 G236 Q237 G256 G257 I258 S294 Q297
Enzymatic activity
Catalytic site (original residue number in PDB) C81 E119 R163 R165
Catalytic site (residue number reindexed from 1) C81 E119 R163 R165
Enzyme Commision number 2.1.1.37: DNA (cytosine-5-)-methyltransferase.
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0003886 DNA (cytosine-5-)-methyltransferase activity
GO:0008168 methyltransferase activity
Biological Process
GO:0009307 DNA restriction-modification system
GO:0032259 methylation

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Molecular Function
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Biological Process
External links
PDB RCSB:1mht, PDBe:1mht, PDBj:1mht
PDBsum1mht
PubMed8293469
UniProtP05102|MTH1_HAEPH Type II methyltransferase M.HhaI (Gene Name=hhaIM)

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