Magnesium in PDB 1xvn: Echinomycin (Acgtacgt)2 Complex

The structure of Echinomycin (Acgtacgt)2 Complex, PDB code: 1xvn was solved by J.A.Cuesta-Seijo, G.M.Sheldrick, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	26.20 / 1.50
Space group	P 63 2 2
Cell size a, b, c (Å), α, β, γ (°)	39.928, 39.928, 80.098, 90.00, 90.00, 120.00
R / Rfree (%)	20.2 / 23.7

The binding sites of Magnesium atom in the Echinomycin (Acgtacgt)2 Complex (pdb code 1xvn). 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 Echinomycin (Acgtacgt)2 Complex, PDB code: 1xvn:

Magnesium binding site 1 out of 1 in the Echinomycin (Acgtacgt)2 Complex


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Echinomycin (Acgtacgt)2 Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg21 b:33.0 occ:0.33 O A:HOH2016 2.0 33.4 1.0 O A:HOH2017 2.2 31.7 1.0 O A:HOH2015 3.9 51.1 1.0 O A:HOH2025 4.0 33.4 1.0 OP1 A:DT4 4.2 28.7 1.0 O A:HOH2001 4.5 48.7 0.5 OP2 A:DT4 4.6 30.2 1.0 P A:DT4 4.8 24.9 1.0

J.A.Cuesta-Seijo, G.M.Sheldrick. Structures of Complexes Between Echinomycin and Duplex Dna. Acta Crystallogr.,Sect.D V. 61 442 2005.
ISSN: ISSN 0907-4449
PubMed: 15805599
DOI: 10.1107/S090744490500137X