Magnesium in PDB 7n38: Crystal Structure of 5-Site Deamidated Variant of Human Gamma(S)- Crystallin

The structure of Crystal Structure of 5-Site Deamidated Variant of Human Gamma(S)- Crystallin, PDB code: 7n38 was solved by B.Norton-Baker, P.Mehrabi, R.W.Martin, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	39.90 / 1.22
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	29.315, 62.694, 79.805, 90, 90, 90
R / Rfree (%)	14.6 / 17.9

The binding sites of Magnesium atom in the Crystal Structure of 5-Site Deamidated Variant of Human Gamma(S)- Crystallin (pdb code 7n38). 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 5-Site Deamidated Variant of Human Gamma(S)- Crystallin, PDB code: 7n38:

Magnesium binding site 1 out of 1 in the Crystal Structure of 5-Site Deamidated Variant of Human Gamma(S)- Crystallin


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 5-Site Deamidated Variant of Human Gamma(S)- Crystallin within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg202 b:43.3 occ:0.76 O A:HOH342 2.0 30.1 1.0 O A:HOH500 2.0 45.4 1.0 O A:HOH457 2.0 50.2 1.0 O A:HOH458 2.1 30.9 1.0 O A:HOH508 2.1 43.9 1.0 O A:ALA85 3.7 21.3 1.0 O A:HOH513 3.9 40.3 1.0 OD2 A:ASP26 4.2 25.4 1.0 OD1 A:ASP26 4.3 22.4 1.0 O A:HOH498 4.5 46.6 1.0 CG A:ASP26 4.7 21.8 1.0 CB A:HIS87 4.8 35.8 1.0 C A:ALA85 4.8 18.7 1.0 NH2 A:ARG84 4.8 29.5 1.0

B.Norton-Baker, P.Mehrabi, A.O.Kwok, K.W.Roskamp, M.A.Rocha, M.A.Sprague-Piercy, D.Von Stetten, R.J.D.Miller, R.W.Martin. Deamidation of the Human Eye Lens Protein Gamma S-Crystallin Accelerates Oxidative Aging. Structure V. 30 763 2022.
ISSN: ISSN 0969-2126
PubMed: 35338852
DOI: 10.1016/J.STR.2022.03.002