Magnesium in PDB 1d45: Dna Dodecamer C-G-C-G-A-A-T-T-C-G-C-G/Hoechst 33258 Complex:-25 Degrees C, Piperazine Down

The structure of Dna Dodecamer C-G-C-G-A-A-T-T-C-G-C-G/Hoechst 33258 Complex:-25 Degrees C, Piperazine Down, PDB code: 1d45 was solved by J.R.Quintana, A.A.Lipanov, R.E.Dickerson, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.00 / 1.90
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	23.890, 38.520, 66.340, 90.00, 90.00, 90.00
R / Rfree (%)	n/a / n/a

The binding sites of Magnesium atom in the Dna Dodecamer C-G-C-G-A-A-T-T-C-G-C-G/Hoechst 33258 Complex:-25 Degrees C, Piperazine Down (pdb code 1d45). 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 Dna Dodecamer C-G-C-G-A-A-T-T-C-G-C-G/Hoechst 33258 Complex:-25 Degrees C, Piperazine Down, PDB code: 1d45:

Magnesium binding site 1 out of 1 in the Dna Dodecamer C-G-C-G-A-A-T-T-C-G-C-G/Hoechst 33258 Complex:-25 Degrees C, Piperazine Down


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Dna Dodecamer C-G-C-G-A-A-T-T-C-G-C-G/Hoechst 33258 Complex:-25 Degrees C, Piperazine Down within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg26 b:6.9 occ:1.00 O A:HOH121 1.9 2.0 1.0 O A:HOH123 1.9 4.7 1.0 O A:HOH126 2.0 9.6 1.0 O A:HOH125 2.0 9.7 1.0 O A:HOH122 2.1 9.5 1.0 O B:HOH124 2.1 9.5 1.0 O A:HOH37 4.0 9.8 1.0 O B:HOH34 4.2 13.3 1.0 O A:HOH66 4.2 16.2 1.0 O6 B:DG22 4.3 3.1 1.0 C5 A:DC1 4.4 4.4 1.0 O6 A:DG2 4.6 0.1 1.0 N7 A:DG2 4.6 0.4 1.0 C6 A:DC1 4.8 12.6 1.0 O A:HOH67 5.0 40.0 1.0

J.R.Quintana, A.A.Lipanov, R.E.Dickerson. Low-Temperature Crystallographic Analyses of the Binding of Hoechst 33258 to the Double-Helical Dna Dodecamer C-G-C-G-A-A-T-T-C-G-C-G. Biochemistry V. 30 10294 1991.
ISSN: ISSN 0006-2960
PubMed: 1718416
DOI: 10.1021/BI00106A030