ISDA: 2IH2

Deposition Date 2006-09-25

Release Date 2007-11-13

Last Version Date 2023-08-30

Entry Detail

PDB ID:

2IH2

Keywords:

TRANSFERASE/DNA

Title:

Crystal structure of the adenine-specific DNA methyltransferase M.TaqI complexed with the cofactor analog AETA and a 10 bp DNA containing 5-methylpyrimidin-2(1H)-one at the target base partner position

Biological Source:

Source Organism:

Thermus aquaticus (Taxon ID: 271)

Host Organism:

Escherichia coli

Method Details:

Experimental Method:

X-RAY DIFFRACTION

Resolution:

1.61 Å

R-Value Free:

0.19

R-Value Work:

0.16

R-Value Observed:

0.16

Space Group:

P 1 21 1

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Macromolecular Entities

Structures with similar UniProt ID

Protein Blast

Polymer Type:polypeptide(L)
Molecule:Modification methylase TaqI
Gene (Uniprot):taqIM
Chain IDs:E (auth: A), F (auth: D)
Chain Length:421
Number of Molecules:2
Biological Source:Thermus aquaticus

UniProt ID:P14385 Pfam ID:PF07669, PF12950 EC:2.1.1.72

Polymer Type:polydeoxyribonucleotide
Molecule:5'-D(*GP*TP*TP*CP*GP*AP*TP*GP*TP*C)-3'
Chain IDs:A (auth: B), C (auth: E)
Chain Length:10
Number of Molecules:2
Biological Source:

Polymer Type:polydeoxyribonucleotide
Molecule:5'-D(*GP*AP*CP*AP*(5PY)P*CP*GP*(6MA)P*AP*C)-3'
Chain IDs:B (auth: C), D (auth: F)
Chain Length:10
Number of Molecules:2
Biological Source:

Modified Residue