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NDB ID: PDEB19    PDB ID: 1DCT     NAKB(beta): PDEB19 


Title:

DNA (CYTOSINE-5) METHYLASE FROM HAEIII COVALENTLY BOUND TO DNA

Molecular Description:

MODIFICATION METHYLASE HAEIII (E.C.2.1.1.73)/DNA COMPLEX

Deposited:

1995-05-17

Released:

1995-09-15

Structural Keywords:

B DOUBLE HELIX, OVERHANGING BASE, FLIPPED-OUT BASE, SHIFTED BASE, BULGE

Nucleic Acid Sequence:

Click to show/hide 2 nucleic acid sequences

Protein Sequence:

Click to show/hide 1 protein sequences

Primary Citation:

Reinisch, K.M., Chen, L., Verdine, G.L., Lipscomb, W.N.
The crystal structure of HaeIII methyltransferase convalently complexed to DNA: an extrahelical cytosine and rearranged base pairing. 
Cell(Cambridge,Mass.), 82, pp. 143 - 153, 1995.

Experimental Information:

X-RAY DIFFRACTION

Space Group:

P 21 21 21

Cell Constants:

a = 57.57   b = 108.04   c = 155.79 (Ångstroms)

α = 90.0   β = 90.0   γ = 90.0 (degrees)

Refinement:

The structure was refined using the X-PLOR program. The R value is 0.226 for 22801 reflections in the resolution range 10.0 to 2.8 Ångstroms with Fobs >  2.0 sigma(Fobs) and with I >  0.0 sigma(I)