Magnesium in PDB 1nrj: Signal Recognition Particle Receptor Beta-Subunit in Complex with the Srx Domain From the Alpha-Subunit

The structure of Signal Recognition Particle Receptor Beta-Subunit in Complex with the Srx Domain From the Alpha-Subunit, PDB code: 1nrj was solved by T.Schwartz, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	29.63 / 1.70
Space group	P 21 21 2
Cell size a, b, c (Å), α, β, γ (°)	78.200, 123.700, 48.800, 90.00, 90.00, 90.00
R / Rfree (%)	19.4 / 22.9

The binding sites of Magnesium atom in the Signal Recognition Particle Receptor Beta-Subunit in Complex with the Srx Domain From the Alpha-Subunit (pdb code 1nrj). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the Signal Recognition Particle Receptor Beta-Subunit in Complex with the Srx Domain From the Alpha-Subunit, PDB code: 1nrj:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Signal Recognition Particle Receptor Beta-Subunit in Complex with the Srx Domain From the Alpha-Subunit


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Signal Recognition Particle Receptor Beta-Subunit in Complex with the Srx Domain From the Alpha-Subunit within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg1 b:19.1 occ:1.00 O2G B:GTP1001 2.1 19.4 1.0 OG1 B:THR52 2.1 18.4 1.0 O2B B:GTP1001 2.1 21.4 1.0 O B:HOH3006 2.1 20.7 1.0 O B:HOH3003 2.2 18.7 1.0 OG B:SER69 2.2 21.5 1.0 CB B:SER69 3.2 21.7 1.0 CB B:THR52 3.2 19.8 1.0 PG B:GTP1001 3.3 21.6 1.0 PB B:GTP1001 3.3 19.2 1.0 O3B B:GTP1001 3.6 17.3 1.0 N B:SER69 3.9 22.2 1.0 O3G B:GTP1001 4.0 24.3 1.0 N B:THR52 4.0 16.6 1.0 CA B:SER69 4.1 22.2 1.0 CG2 B:THR52 4.2 21.8 1.0 OD2 B:ASP87 4.2 18.4 1.0 CA B:THR52 4.2 16.9 1.0 O A:GLN11 4.3 26.6 1.0 O2A B:GTP1001 4.3 20.4 1.0 O3A B:GTP1001 4.3 19.8 1.0 OD1 B:ASP87 4.4 17.4 1.0 O B:HOH3034 4.4 27.6 1.0 O B:VAL67 4.4 24.1 1.0 O1G B:GTP1001 4.4 22.4 1.0 O1B B:GTP1001 4.5 16.4 1.0 PA B:GTP1001 4.6 18.9 1.0 O1A B:GTP1001 4.6 19.1 1.0 CG B:ASP87 4.8 22.6 1.0 C B:VAL68 4.9 24.1 1.0

Magnesium binding site 2 out of 2 in the Signal Recognition Particle Receptor Beta-Subunit in Complex with the Srx Domain From the Alpha-Subunit


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Signal Recognition Particle Receptor Beta-Subunit in Complex with the Srx Domain From the Alpha-Subunit within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg2 b:31.5 occ:1.00 O B:HOH3124 2.3 42.8 1.0 O B:HOH3106 2.4 40.3 1.0 O B:LEU217 2.4 24.3 1.0 O B:HOH3093 2.5 38.6 1.0 O B:ALA215 2.5 31.4 1.0 O B:HOH3018 2.5 24.7 1.0 C B:ALA215 3.4 28.7 1.0 C B:LEU217 3.6 24.0 1.0 N B:LEU217 4.0 23.7 1.0 O B:ALA219 4.1 22.0 1.0 CA B:ALA215 4.2 28.2 1.0 C B:ASN216 4.2 28.1 1.0 N B:ASN216 4.3 28.9 1.0 CA B:LEU217 4.4 23.4 1.0 O B:PHE214 4.4 21.6 1.0 CA B:ASN216 4.5 30.4 1.0 O B:GLU218 4.5 25.4 1.0 N B:GLU218 4.6 23.6 1.0 C B:GLU218 4.6 23.3 1.0 CA B:GLU218 4.7 25.0 1.0 O B:HOH3254 4.7 64.4 1.0 O B:HOH3013 4.7 23.8 1.0 O B:HOH3252 4.8 63.4 1.0 O B:ASN216 4.8 28.4 1.0 CB B:LEU217 4.9 21.1 1.0 C B:ALA219 5.0 20.4 1.0

T.Schwartz, G.Blobel. Structural Basis For the Function of the Beta Subunit of the Eukaryotic Signal Recognition Particle Receptor Cell(Cambridge,Mass.) V. 112 793 2003.
ISSN: ISSN 0092-8674
PubMed: 12654246
DOI: 10.1016/S0092-8674(03)00161-2