Magnesium in PDB 3ktv: Crystal Structure of the Human SRP19/S-Domain Srp Rna Complex

The structure of Crystal Structure of the Human SRP19/S-Domain Srp Rna Complex, PDB code: 3ktv was solved by K.Wild, G.Bange, G.Bozkurt, I.Sinning, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	70.01 / 3.80
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	100.120, 100.120, 293.300, 90.00, 90.00, 90.00
R / Rfree (%)	29.1 / 32.9

The structure of Crystal Structure of the Human SRP19/S-Domain Srp Rna Complex also contains other interesting chemical elements:

Potassium

(K)

3 atoms

The binding sites of Magnesium atom in the Crystal Structure of the Human SRP19/S-Domain Srp Rna Complex (pdb code 3ktv). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 3 binding sites of Magnesium where determined in the Crystal Structure of the Human SRP19/S-Domain Srp Rna Complex, PDB code: 3ktv:
Jump to Magnesium binding site number: 1; 2; 3;

Magnesium binding site 1 out of 3 in the Crystal Structure of the Human SRP19/S-Domain Srp Rna 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 Human SRP19/S-Domain Srp Rna Complex within 5.0Å range: probe atom residue distance (Å) B Occ C:Mg4 b:41.7 occ:1.00 O3' C:G193 2.4 76.0 1.0 C3' C:G193 2.7 75.1 1.0 O5' C:G193 2.8 76.1 1.0 OP2 C:G194 3.3 76.3 1.0 P C:G194 3.3 76.5 1.0 OP1 C:G193 3.4 77.3 1.0 P C:G193 3.5 77.1 1.0 O5' C:G194 3.7 75.0 1.0 C4' C:G193 3.7 75.0 1.0 C5' C:G193 3.7 75.1 1.0 N7 C:G194 3.8 70.0 1.0 C8 C:G194 3.9 70.1 1.0 C2' C:G193 3.9 75.2 1.0 OP2 C:G193 4.0 77.2 1.0 C5' C:G194 4.6 72.6 1.0 OP1 C:G194 4.7 76.9 1.0 O4' C:G193 4.8 75.2 1.0 O2' C:G193 4.8 75.4 1.0 C1' C:G193 4.8 75.5 1.0 C8 C:G193 4.9 76.1 1.0 O3' C:A192 4.9 76.9 1.0

Magnesium binding site 2 out of 3 in the Crystal Structure of the Human SRP19/S-Domain Srp Rna 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 Human SRP19/S-Domain Srp Rna Complex within 5.0Å range: probe atom residue distance (Å) B Occ C:Mg5 b:30.1 occ:1.00 N6 C:A139 3.5 53.4 1.0 N6 C:A157 3.8 65.3 1.0 N4 C:C158 3.9 63.0 1.0 N4 C:C140 3.9 45.3 1.0 C6 C:A139 4.8 53.3 1.0

Magnesium binding site 3 out of 3 in the Crystal Structure of the Human SRP19/S-Domain Srp Rna Complex


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 3 of Crystal Structure of the Human SRP19/S-Domain Srp Rna Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg6 b:68.6 occ:1.00 N7 A:G155 2.7 74.5 1.0 O6 A:G155 2.9 74.0 1.0 C5 A:G155 3.2 74.2 1.0 N7 A:G156 3.2 73.1 1.0 C6 A:G155 3.2 73.7 1.0 O6 A:G156 3.4 73.0 1.0 C8 A:G155 3.7 75.0 1.0 C5 A:G156 3.9 72.9 1.0 C6 A:G156 3.9 72.7 1.0 C8 A:G156 4.2 74.0 1.0 C4 A:G155 4.3 74.3 1.0 N1 A:G155 4.5 73.1 1.0 C6 A:G154 4.6 81.8 1.0 N9 A:G155 4.6 75.4 1.0 N1 A:G154 4.7 81.8 1.0 O6 A:G154 4.8 82.2 1.0 C5 A:G154 4.9 81.5 1.0

K.Wild, G.Bange, G.Bozkurt, B.Segnitz, A.Hendricks, I.Sinning. Structural Insights Into the Assembly of the Human and Archaeal Signal Recognition Particles. Acta Crystallogr.,Sect.D V. 66 295 2010.
ISSN: ISSN 0907-4449
PubMed: 20179341
DOI: 10.1107/S0907444910000879