Magnesium in PDB 1n52: Cap Binding Complex

The structure of Cap Binding Complex, PDB code: 1n52 was solved by G.Calero, K.Wilson, T.Ly, J.Rios-Steiner, J.Clardy, R.Cerione, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	24.54 / 2.11
Space group	P 32 2 1
Cell size a, b, c (Å), α, β, γ (°)	111.681, 111.681, 177.588, 90.00, 90.00, 120.00
R / Rfree (%)	22.3 / 24.6

The binding sites of Magnesium atom in the Cap Binding Complex (pdb code 1n52). 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 Cap Binding Complex, PDB code: 1n52:

Magnesium binding site 1 out of 1 in the Cap Binding Complex


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Cap Binding Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg6000 b:32.3 occ:1.07 OG1 A:THR764 2.7 35.0 1.0 NZ A:LYS707 3.2 45.9 1.0 N A:THR764 3.4 38.6 1.0 CA A:TYR761 3.6 35.2 1.0 CB A:THR764 3.6 34.8 1.0 O A:TYR761 3.7 33.6 1.0 C A:TYR761 3.7 34.1 1.0 O A:GLN760 3.9 42.9 1.0 CB A:VAL763 3.9 36.3 1.0 N A:VAL763 4.1 36.5 1.0 CA A:THR764 4.1 38.5 1.0 CE A:LYS707 4.1 46.6 1.0 CB A:TYR761 4.3 35.2 1.0 CA A:VAL763 4.3 38.1 1.0 C A:VAL763 4.4 37.1 1.0 N A:MET762 4.5 32.5 1.0 CG2 A:VAL763 4.6 38.6 1.0 N A:TYR761 4.6 37.5 1.0 C A:GLN760 4.6 40.9 1.0 CD2 A:TYR761 4.8 37.2 1.0 CG1 A:VAL763 4.8 37.4 1.0 CG2 A:THR764 4.9 36.2 1.0 C A:MET762 4.9 35.5 1.0

G.Calero, K.Wilson, T.Ly, J.Rios-Steiner, J.Clardy, R.Cerione. Structural Basis of M7GPPPG Binding to the Nuclear Cap-Binding Protein Complex. Nat.Struct.Biol. V. 9 912 2002.
ISSN: ISSN 1072-8368
PubMed: 12434151
DOI: 10.1038/NSB874