Magnesium in PDB 3m7k: Crystal Structure of Paci-Dna Enzyme Product Complex

The structure of Crystal Structure of Paci-Dna Enzyme Product Complex, PDB code: 3m7k was solved by B.W.Shen, B.L.Stoddard, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.26 / 1.92
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	37.089, 114.927, 114.322, 90.00, 90.00, 90.00
R / Rfree (%)	17.2 / 20.1

The structure of Crystal Structure of Paci-Dna Enzyme Product Complex also contains other interesting chemical elements:

Zinc	(Zn)	2 atoms
Platinum	(Pt)	1 atom
Sodium	(Na)	9 atoms

The binding sites of Magnesium atom in the Crystal Structure of Paci-Dna Enzyme Product Complex (pdb code 3m7k). 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 Paci-Dna Enzyme Product Complex, PDB code: 3m7k:

Magnesium binding site 1 out of 1 in the Crystal Structure of Paci-Dna Enzyme Product 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 Paci-Dna Enzyme Product Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg145 b:23.2 occ:1.00 O A:HOH160 2.3 28.5 1.0 OD1 A:ASN113 2.3 27.3 1.0 O A:HOH157 2.4 24.3 1.0 OD1 A:ASP92 2.4 28.1 1.0 O C:HOH7 2.8 28.0 1.0 CG A:ASN113 3.4 25.8 1.0 CG A:ASP92 3.5 30.1 1.0 CA A:ASP92 3.7 30.8 1.0 N A:ARG93 3.8 32.4 1.0 CB A:ASP92 3.9 30.2 1.0 ND2 A:ASN113 4.0 25.4 1.0 C A:ASP92 4.3 31.7 1.0 NZ A:LYS116 4.3 29.2 1.0 O A:ASN113 4.3 23.0 1.0 O A:ARG93 4.3 35.3 1.0 OP1 C:DT11 4.4 28.1 1.0 O A:SER117 4.6 27.0 1.0 OD2 A:ASP92 4.6 30.0 1.0 CB A:ASN113 4.7 23.1 1.0 O A:VAL91 4.7 29.9 1.0 OG A:SER96 4.7 45.5 1.0 CA A:ASN113 4.8 24.0 1.0 CA A:ARG93 4.8 34.0 1.0 C A:ARG93 4.8 35.5 1.0 N A:ASP92 4.9 29.7 1.0 C A:ASN113 4.9 23.0 1.0

B.W.Shen, D.F.Heiter, S.H.Chan, H.Wang, S.Y.Xu, R.D.Morgan, G.G.Wilson, B.L.Stoddard. Unusual Target Site Disruption By the Rare-Cutting Hnh Restriction Endonuclease Paci. Structure V. 18 734 2010.
ISSN: ISSN 0969-2126
PubMed: 20541511
DOI: 10.1016/J.STR.2010.03.009