Magnesium in PDB 313d: Z-Dna Hexamer with 5' Overhangs That Form A Reverse Hoogsteen Base Pair

The structure of Z-Dna Hexamer with 5' Overhangs That Form A Reverse Hoogsteen Base Pair, PDB code: 313d was solved by B.H.M.Mooers, B.F.Eichman, P.S.Ho, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.00 / 1.68
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	20.340, 29.620, 51.930, 90.00, 90.00, 90.00
R / Rfree (%)	20.7 / 28.7

The structure of Z-Dna Hexamer with 5' Overhangs That Form A Reverse Hoogsteen Base Pair also contains other interesting chemical elements:

Cobalt

(Co)

1 atom

The binding sites of Magnesium atom in the Z-Dna Hexamer with 5' Overhangs That Form A Reverse Hoogsteen Base Pair (pdb code 313d). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the Z-Dna Hexamer with 5' Overhangs That Form A Reverse Hoogsteen Base Pair, PDB code: 313d:

Magnesium binding site 1 out of 1 in the Z-Dna Hexamer with 5' Overhangs That Form A Reverse Hoogsteen Base Pair


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Z-Dna Hexamer with 5' Overhangs That Form A Reverse Hoogsteen Base Pair within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg16 b:21.0 occ:1.00 O A:HOH70 2.0 21.7 1.0 O A:HOH69 2.1 22.5 1.0 O A:HOH71 2.1 22.0 1.0 O A:HOH66 2.2 21.0 1.0 O A:HOH67 2.3 21.7 1.0 O A:HOH68 2.6 22.5 1.0 O A:HOH46 4.1 26.9 1.0 OP2 A:DC4 4.1 14.1 1.0 O A:HOH37 4.2 19.5 1.0 N2 A:NCO15 5.0 16.8 0.9

B.H.Mooers, B.F.Eichman, P.S.Ho. The Structures and Relative Stabilities of D(G X G) Reverse Hoogsteen, D(G X T) Reverse Wobble, and D(G X C) Reverse Watson-Crick Base-Pairs in Dna Crystals. J.Mol.Biol. V. 269 796 1997.
ISSN: ISSN 0022-2836
PubMed: 9223642
DOI: 10.1006/JMBI.1997.1100