Magnesium in PDB 2gis: Structure of the S-Adenosylmethionine Riboswitch Mrna Regulatory Element

The structure of Structure of the S-Adenosylmethionine Riboswitch Mrna Regulatory Element, PDB code: 2gis was solved by R.K.Montange, R.T.Batey, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	49.32 / 2.90
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	62.901, 62.901, 158.967, 90.00, 90.00, 90.00
R / Rfree (%)	26.6 / 28.9

The structure of Structure of the S-Adenosylmethionine Riboswitch Mrna Regulatory Element also contains other interesting chemical elements:

Iridium

(Ir)

4 atoms

The binding sites of Magnesium atom in the Structure of the S-Adenosylmethionine Riboswitch Mrna Regulatory Element (pdb code 2gis). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the Structure of the S-Adenosylmethionine Riboswitch Mrna Regulatory Element, PDB code: 2gis:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Structure of the S-Adenosylmethionine Riboswitch Mrna Regulatory Element


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Structure of the S-Adenosylmethionine Riboswitch Mrna Regulatory Element within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg205 b:52.8 occ:1.00 OP2 A:U64 2.4 53.5 1.0 O3' A:U63 2.9 51.8 1.0 OP2 A:A10 2.9 65.5 1.0 P A:U64 3.1 47.1 1.0 O3' A:A9 3.3 68.0 1.0 P A:A10 3.6 61.5 1.0 OP1 A:U64 3.8 49.7 1.0 C3' A:U63 3.8 54.7 1.0 C4' A:U63 3.9 54.0 1.0 O5' A:A10 4.2 61.3 1.0 OP1 A:A62 4.3 56.5 1.0 C3' A:A9 4.5 71.2 1.0 C5' A:U63 4.5 53.4 1.0 O5' A:U64 4.6 48.0 1.0 N7 A:G11 4.7 64.9 1.0 OP1 A:A10 5.0 65.2 1.0 O6 A:G11 5.0 64.4 1.0 N7 A:A10 5.0 62.8 1.0

Magnesium binding site 2 out of 2 in the Structure of the S-Adenosylmethionine Riboswitch Mrna Regulatory Element


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Structure of the S-Adenosylmethionine Riboswitch Mrna Regulatory Element within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg206 b:75.5 occ:1.00 O5' A:A84 1.9 72.1 1.0 C5' A:A84 2.1 70.7 1.0 C3' A:A84 2.3 69.0 1.0 O3' A:A84 2.4 71.7 1.0 OP2 A:A85 2.5 72.4 1.0 C4' A:A84 2.6 69.3 1.0 OP1 A:A84 2.7 74.8 1.0 P A:A84 2.8 74.7 1.0 P A:A85 2.9 73.0 1.0 OP2 A:A84 3.5 72.5 1.0 O4' A:A84 3.8 68.5 1.0 C2' A:A84 3.9 67.8 1.0 OP1 A:A85 3.9 74.5 1.0 O3' A:A83 4.1 73.8 1.0 O5' A:A85 4.1 70.4 1.0 O A:HOH457 4.1 1.0 1.0 C1' A:A84 4.4 66.1 1.0 C8 A:A84 4.5 61.0 1.0 O A:HOH467 4.5 88.0 1.0 N9 A:A84 4.7 62.6 1.0 O2' A:A84 4.7 68.7 1.0 C3' A:A83 4.9 72.4 1.0

R.K.Montange, R.T.Batey. Structure of the S-Adenosylmethionine Riboswitch Regulatory Mrna Element. Nature V. 441 1172 2006.
ISSN: ISSN 0028-0836
PubMed: 16810258
DOI: 10.1038/NATURE04819