Magnesium in PDB 8fw4: Crystal Structure of the Adenosylcobalamin Riboswitch Holo Conformation in Absence of Ligand

The structure of Crystal Structure of the Adenosylcobalamin Riboswitch Holo Conformation in Absence of Ligand, PDB code: 8fw4 was solved by J.R.Stagno, Y.-X.Wang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	41.78 / 4.30
Space group	C 2 2 2
Cell size a, b, c (Å), α, β, γ (°)	96.124, 243.844, 84.554, 90, 90, 90
R / Rfree (%)	26.3 / 29.5

The binding sites of Magnesium atom in the Crystal Structure of the Adenosylcobalamin Riboswitch Holo Conformation in Absence of Ligand (pdb code 8fw4). 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 Crystal Structure of the Adenosylcobalamin Riboswitch Holo Conformation in Absence of Ligand, PDB code: 8fw4:

Magnesium binding site 1 out of 1 in the Crystal Structure of the Adenosylcobalamin Riboswitch Holo Conformation in Absence of Ligand


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Crystal Structure of the Adenosylcobalamin Riboswitch Holo Conformation in Absence of Ligand within 5.0Å range: probe atom residue distance (Å) B Occ Z:Mg301 b:284.6 occ:0.50 OP1 Z:A142 2.5 341.4 1.0 N7 Z:G143 3.5 325.4 1.0 OP2 Z:G143 3.6 334.7 1.0 P Z:A142 3.7 338.6 1.0 OP2 Z:A142 4.0 334.2 1.0 H8 Z:G143 4.2 279.3 1.0 C8 Z:G143 4.2 321.5 1.0 O6 Z:G144 4.4 326.6 1.0 C5 Z:G143 4.4 321.4 1.0 O6 Z:G143 4.5 328.9 1.0 N7 Z:G144 4.5 316.1 1.0 O5' Z:A142 4.7 334.2 1.0 C6 Z:G143 4.8 323.2 1.0 O3' Z:G141 4.8 345.1 1.0 P Z:G143 4.9 330.7 1.0 H5'' Z:A142 5.0 279.3 1.0

J.Ding, J.R.Stagno. Crystal Structure of Cobalamin Ribositch in Holo Conformation Without Ligand Nucleic Acids Res. 2023.
ISSN: ESSN 1362-4962