Magnesium in PDB 1d23: The Structure of B-Helical C-G-A-T-C-G-A-T-C-G and Comparison with C-C-A-A-C-G-T-T-G-G. the Effect of Base Pair Reversals

The structure of The Structure of B-Helical C-G-A-T-C-G-A-T-C-G and Comparison with C-C-A-A-C-G-T-T-G-G. the Effect of Base Pair Reversals, PDB code: 1d23 was solved by K.Grzeskowiak, K.Yanagi, G.G.Prive, R.E.Dickerson, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.00 / 1.50
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	38.930, 39.630, 33.300, 90.00, 90.00, 90.00
R / Rfree (%)	n/a / n/a

The binding sites of Magnesium atom in the The Structure of B-Helical C-G-A-T-C-G-A-T-C-G and Comparison with C-C-A-A-C-G-T-T-G-G. the Effect of Base Pair Reversals (pdb code 1d23). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the The Structure of B-Helical C-G-A-T-C-G-A-T-C-G and Comparison with C-C-A-A-C-G-T-T-G-G. the Effect of Base Pair Reversals, PDB code: 1d23:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the The Structure of B-Helical C-G-A-T-C-G-A-T-C-G and Comparison with C-C-A-A-C-G-T-T-G-G. the Effect of Base Pair Reversals


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of The Structure of B-Helical C-G-A-T-C-G-A-T-C-G and Comparison with C-C-A-A-C-G-T-T-G-G. the Effect of Base Pair Reversals within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg22 b:36.8 occ:1.00 O A:HOH171 2.0 17.9 1.0 O B:HOH173 2.0 25.8 1.0 O A:HOH176 2.0 28.3 1.0 O A:HOH174 2.0 43.8 1.0 O A:HOH175 2.0 16.4 1.0 O B:HOH172 2.1 33.0 1.0 O B:HOH143 3.8 38.0 1.0 O A:HOH46 3.8 17.3 1.0 O A:HOH88 3.9 26.1 1.0 O A:HOH87 4.2 29.7 1.0 N7 A:DG6 4.3 15.1 1.0 O6 A:DG6 4.3 8.3 1.0 O4 B:DT14 4.4 12.2 1.0 O B:HOH56 4.5 26.8 1.0 O A:HOH99 4.7 36.4 1.0 O B:HOH84 4.8 46.1 1.0 C5 A:DC5 4.9 10.1 1.0

Magnesium binding site 2 out of 2 in the The Structure of B-Helical C-G-A-T-C-G-A-T-C-G and Comparison with C-C-A-A-C-G-T-T-G-G. the Effect of Base Pair Reversals


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of The Structure of B-Helical C-G-A-T-C-G-A-T-C-G and Comparison with C-C-A-A-C-G-T-T-G-G. the Effect of Base Pair Reversals within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg21 b:8.9 occ:1.00 O B:HOH165 2.0 12.8 1.0 O A:HOH170 2.0 12.4 1.0 O A:HOH167 2.0 16.3 1.0 O A:HOH166 2.0 12.2 1.0 O B:HOH168 2.1 10.3 1.0 O A:HOH169 2.1 9.9 1.0 O A:HOH29 3.9 17.0 1.0 O A:HOH134 4.1 51.3 1.0 O2 A:DC5 4.1 10.4 1.0 O A:HOH80 4.2 19.5 1.0 O4' A:DG6 4.3 10.0 1.0 O A:HOH73 4.3 12.0 1.0 N2 B:DG16 4.4 7.5 1.0 O4' B:DT18 4.4 10.0 1.0 O B:HOH81 4.5 17.3 1.0 N3 B:DA17 4.5 4.2 1.0 O A:HOH146 4.6 38.9 1.0 C4' A:DG6 4.6 7.2 1.0 C2' B:DA17 4.7 9.6 1.0 C4' B:DT18 4.7 12.7 1.0 C5' A:DG6 4.8 12.4 1.0 C1' B:DA17 4.8 7.1 1.0

K.Grzeskowiak, K.Yanagi, G.G.Prive, R.E.Dickerson. The Structure of B-Helical C-G-A-T-C-G-A-T-C-G and Comparison with C-C-A-A-C-G-T-T-G-G. the Effect of Base Pair Reversals. J.Biol.Chem. V. 266 8861 1991.
ISSN: ISSN 0021-9258
PubMed: 2026600