Magnesium in PDB 4m4o: Crystal Structure of the Aptamer Mine-Lysozyme Complex

All present enzymatic activity of Crystal Structure of the Aptamer Mine-Lysozyme Complex:
3.2.1.17;

The structure of Crystal Structure of the Aptamer Mine-Lysozyme Complex, PDB code: 4m4o was solved by V.N.Malashkevich, F.C.Padlan, R.Toro, M.Girvin, S.C.Almo, New Yorkstructural Genomics Research Consortium (Nysgrc), with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	37.98 / 2.00
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	141.216, 30.609, 89.817, 90.00, 122.45, 90.00
R / Rfree (%)	18.1 / 20.7

The structure of Crystal Structure of the Aptamer Mine-Lysozyme Complex also contains other interesting chemical elements:

Sodium

(Na)

1 atom

The binding sites of Magnesium atom in the Crystal Structure of the Aptamer Mine-Lysozyme Complex (pdb code 4m4o). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the Crystal Structure of the Aptamer Mine-Lysozyme Complex, PDB code: 4m4o:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Crystal Structure of the Aptamer Mine-Lysozyme Complex


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 Aptamer Mine-Lysozyme Complex within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg102 b:57.4 occ:1.00 OP2 B:A17 2.1 59.8 1.0 O B:HOH262 2.1 53.8 1.0 O B:HOH259 2.1 46.4 1.0 O B:HOH261 2.1 52.6 1.0 O B:HOH239 2.1 52.9 1.0 O B:HOH260 2.3 48.9 1.0 P B:A17 3.5 59.1 1.0 OP1 B:U15 3.6 68.0 1.0 O6 B:G19 4.1 36.6 1.0 O5' B:A17 4.1 57.2 1.0 OP1 B:A16 4.2 67.6 1.0 O5' B:A16 4.3 69.3 1.0 N7 B:A18 4.3 38.7 1.0 N6 B:A18 4.3 35.1 1.0 OP1 B:A17 4.4 58.2 1.0 O3' B:A16 4.5 56.9 1.0 N7 B:A17 4.6 54.1 1.0 O B:HOH266 4.6 44.5 1.0 C3' B:A16 4.6 59.0 1.0 C8 B:A17 4.6 55.2 1.0 C6 B:G19 4.9 36.0 1.0 O B:HOH244 4.9 55.4 1.0 P B:U15 4.9 65.0 1.0

Magnesium binding site 2 out of 2 in the Crystal Structure of the Aptamer Mine-Lysozyme Complex


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Crystal Structure of the Aptamer Mine-Lysozyme Complex within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg103 b:56.3 occ:1.00 O B:HOH248 2.1 43.7 1.0 O B:HOH247 2.1 44.5 1.0 O B:HOH277 2.1 46.2 1.0 O B:HOH246 2.1 43.0 1.0 O B:HOH245 2.2 43.1 1.0 OP1 B:U38 3.9 39.5 1.0 O B:HOH220 4.0 45.9 1.0 OP2 B:C39 4.3 36.7 1.0 N7 B:A25 4.3 49.9 1.0 N7 B:G26 4.3 50.4 1.0 O6 B:G26 4.3 47.1 1.0 N6 B:A25 4.4 45.6 1.0 C5' B:U38 4.5 36.0 1.0 C5 B:A25 5.0 48.1 1.0

V.N.Malashkevich, F.C.Padlan, R.Toro, M.Girvin, S.C.Almo. Crystal Structure of the Aptamer Mine-Lysozyme Complex To Be Published.