Silver in PDB 7sm7: [U:HG2+/Ag+:U--pH 9] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution

The structure of [U:HG2+/Ag+:U--pH 9] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution, PDB code: 7sm7 was solved by B.Lu, S.Vecchioni, N.C.Seeman, R.Sha, Y.P.Ohayon, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	32.58 / 3.90
Space group	H 3
Cell size a, b, c (Å), α, β, γ (°)	106.445, 106.445, 92.002, 90, 90, 120
R / Rfree (%)	19.2 / 22.1

The structure of [U:HG2+/Ag+:U--pH 9] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution also contains other interesting chemical elements:

Mercury

(Hg)

1 atom

The binding sites of Silver atom in the [U:HG2+/Ag+:U--pH 9] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution (pdb code 7sm7). This binding sites where shown within 5.0 Angstroms radius around Silver atom.
In total only one binding site of Silver was determined in the [U:HG2+/Ag+:U--pH 9] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution, PDB code: 7sm7:

Silver binding site 1 out of 1 in the [U:HG2+/Ag+:U--pH 9] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution


Mono view


Stereo pair view

A full contact list of Silver with other atoms in the Ag binding site number 1 of [U:HG2+/Ag+:U--pH 9] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution within 5.0Å range: probe atom residue distance (Å) B Occ B:Ag101 b:172.6 occ:0.65 O4 B:DU4 2.8 175.2 1.0 N6 B:DA3 3.5 166.1 1.0 C4 B:DU4 3.8 186.2 1.0 HG B:HG102 4.0 169.4 0.3 N3 B:DU4 4.1 207.1 1.0 C6 B:DA3 4.1 173.1 1.0 O4 A:DU12 4.2 180.4 1.0 N7 B:DA3 4.2 176.1 1.0 C5 B:DA3 4.3 177.5 1.0 O4 A:DT11 4.4 181.2 1.0 N6 B:DA5 4.8 224.2 1.0

B.Lu, Y.P.Ohayon, R.Sha, K.Woloszyn, L.Rothschild, S.Wind, W.Hendrickson, C.Mao, N.C.Seeman, S.Vecchioni. Crystallographic pH Titration of Silver and Mercury Mediated Dna Base Pairs To Be Published.