Silver in PDB 7sma: [U:HG2+/Ag+:U--pH 10.5] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution

The structure of [U:HG2+/Ag+:U--pH 10.5] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution, PDB code: 7sma 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 / 3.64
Space group	H 3
Cell size a, b, c (Å), α, β, γ (°)	106.286, 106.286, 92.274, 90, 90, 120
R / Rfree (%)	19.1 / 23.8

The structure of [U:HG2+/Ag+:U--pH 10.5] 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 10.5] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution (pdb code 7sma). 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 10.5] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution, PDB code: 7sma:

Silver binding site 1 out of 1 in the [U:HG2+/Ag+:U--pH 10.5] 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 10.5] 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:170.0 occ:0.30 O4 B:DU4 2.1 200.6 1.0 N6 B:DA3 3.1 183.3 1.0 C4 B:DU4 3.2 211.8 1.0 C6 B:DA3 3.6 189.4 1.0 O4 A:DU12 3.6 231.3 1.0 HG B:HG102 3.7 196.9 0.2 N7 B:DA3 3.7 192.4 1.0 C5 B:DA3 3.9 194.1 1.0 N3 B:DU4 3.9 232.6 1.0 O4 A:DT11 4.1 227.7 1.0 N6 B:DA5 4.3 274.6 1.0 C5 B:DU4 4.3 207.3 1.0 N1 B:DA3 4.6 193.1 1.0 N1 B:DA5 4.7 286.8 1.0 C6 B:DA5 4.8 270.5 1.0 C8 B:DA3 4.8 199.3 1.0 C4 A:DU12 4.8 225.1 1.0 C4 A:DT11 4.9 233.1 1.0 C4 B:DA3 5.0 202.1 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.