Magnesium in PDB 9csp: 16MER Self-Complementary Duplex Rna with S(2)C:G Pair Sequence 2

The structure of 16MER Self-Complementary Duplex Rna with S(2)C:G Pair Sequence 2, PDB code: 9csp was solved by Z.Fang, X.Jia, J.W.Szostak, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	34.29 / 1.60
Space group	H 3 2
Cell size a, b, c (Å), α, β, γ (°)	41.217, 41.217, 123.468, 90, 90, 120
R / Rfree (%)	17.6 / 26.4

The binding sites of Magnesium atom in the 16MER Self-Complementary Duplex Rna with S(2)C:G Pair Sequence 2 (pdb code 9csp). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the 16MER Self-Complementary Duplex Rna with S(2)C:G Pair Sequence 2, PDB code: 9csp:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the 16MER Self-Complementary Duplex Rna with S(2)C:G Pair Sequence 2


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of 16MER Self-Complementary Duplex Rna with S(2)C:G Pair Sequence 2 within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg101 b:70.2 occ:1.00 O A:HOH209 2.3 30.8 1.0 O A:HOH255 2.5 26.6 1.0 O A:HOH303 2.7 41.1 1.0 O A:HOH211 3.0 33.1 1.0 O A:HOH283 3.6 42.5 1.0 O A:HOH257 3.8 42.5 1.0 O A:HOH266 3.9 26.8 1.0 N7 A:A6 4.1 17.5 1.0 O A:HOH285 4.5 35.2 1.0 N6 A:A6 4.6 18.9 1.0 O A:HOH258 4.7 18.2 1.0 C5 A:A6 4.9 16.2 1.0 C8 A:A6 5.0 16.8 1.0

Magnesium binding site 2 out of 2 in the 16MER Self-Complementary Duplex Rna with S(2)C:G Pair Sequence 2


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of 16MER Self-Complementary Duplex Rna with S(2)C:G Pair Sequence 2 within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg102 b:47.6 occ:1.00 O A:HOH235 2.2 16.8 1.0 O A:HOH224 2.6 37.9 1.0 O A:HOH291 2.9 36.8 1.0 O A:HOH218 3.2 30.0 1.0 O A:HOH221 3.4 27.2 1.0 O A:HOH234 4.1 36.5 1.0 N7 A:A3 4.3 9.3 1.0 O A:HOH288 4.4 27.4 1.0 O A:HOH243 4.6 22.4 1.0 N6 A:A3 4.8 9.6 1.0

Z.Fang, X.Jia, J.W.Szostak. Nonenzymatic Rna Copying with A Potentially Primordial Genetic Alphabet To Be Published.