Structure of PDB 2ih2 Chain A Binding Site BS02

Receptor Information
>2ih2 Chain A (length=393) Species: 271 (Thermus aquaticus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
VETPPEVVDFMVSLAEAPRGGRVLEPACAHGPFLRAFREAHGTAYRFVGV
EIDPKALDLPPWAEGILADFLLWEPGEAFDLILGNPPYGIVGEASKYPIH
VFKAVKDLYKKAFSTWKGKYNLYGAFLEKAVRLLKPGGVLVFVVPATWLV
LEDFALLREFLAREGKTSVYYLGEVFPQKKVSAVVIRFQKSGKGLSLWDT
QESESGFTPILWAEYPHWEGEIIRFETEETRKLEISGMPLGDLFHIRFAA
RSPEFKKHPAVRKEPGPGLVPVLTGRNLKPGWVDYEKNHSGLWMPKERAK
ELRDFYATPHLVVAHTKGTRVVAAWDERAYPWREEFHLLPKEGVRLDPSS
LVQWLNSEAMQKHVRTLYRDFVPHLTLRMLERLPVRREYGFHT
Ligand information
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB2ih2 Differential binding of s-adenosylmethionine, s-adenosylhomocysteine and sinefungin to the adenine-specific DNA methyltransferase M.TaqI
Resolution1.61 Å
Binding residue
(original residue number in PDB)		G112 E113 K116 Y117 K126 K130 K139 R271 S272 K276 G295 R296 T336 K337 R353 E354 P393
Binding residue
(residue number reindexed from 1)		G92 E93 K96 Y97 K106 K110 K119 R251 S252 K256 G275 R276 T316 K317 R333 E334 P373
Enzymatic activity
Enzyme Commision number 2.1.1.72: site-specific DNA-methyltransferase (adenine-specific).
Gene Ontology
Molecular Function
GO:0003676 nucleic acid binding
GO:0003677 DNA binding
GO:0008168 methyltransferase activity
GO:0009007 site-specific DNA-methyltransferase (adenine-specific) activity
Biological Process
GO:0006304 DNA modification
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:2ih2, PDBe:2ih2, PDBj:2ih2
PDBsum2ih2
PubMed
UniProtP14385|MTTA_THEAQ Type II methyltransferase M.TaqI (Gene Name=taqIM)

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