Magnesium in PDB 2xcm: Complex of HSP90 N-Terminal, SGT1 Cs and RAR1 CHORD2 Domain

The structure of Complex of HSP90 N-Terminal, SGT1 Cs and RAR1 CHORD2 Domain, PDB code: 2xcm was solved by M.Zhang, L.H.Pearl, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	46.78 / 2.20
Space group	P 32
Cell size a, b, c (Å), α, β, γ (°)	88.890, 88.890, 117.820, 90.00, 90.00, 120.00
R / Rfree (%)	19.8 / 24.2

The structure of Complex of HSP90 N-Terminal, SGT1 Cs and RAR1 CHORD2 Domain also contains other interesting chemical elements:

Zinc

(Zn)

4 atoms

The binding sites of Magnesium atom in the Complex of HSP90 N-Terminal, SGT1 Cs and RAR1 CHORD2 Domain (pdb code 2xcm). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the Complex of HSP90 N-Terminal, SGT1 Cs and RAR1 CHORD2 Domain, PDB code: 2xcm:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Complex of HSP90 N-Terminal, SGT1 Cs and RAR1 CHORD2 Domain


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Complex of HSP90 N-Terminal, SGT1 Cs and RAR1 CHORD2 Domain within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg1212 b:23.1 occ:1.00 O3B A:ADP1211 2.3 26.9 1.0 O1A A:ADP1211 2.4 25.8 1.0 OD1 A:ASN39 2.4 26.9 1.0 O A:HOH2020 2.4 24.7 1.0 O A:HOH2016 2.6 22.5 1.0 PB A:ADP1211 3.3 28.8 1.0 CG A:ASN39 3.4 25.4 1.0 PA A:ADP1211 3.4 24.5 1.0 O3A A:ADP1211 3.5 25.8 1.0 O2B A:ADP1211 3.6 26.8 1.0 ND2 A:ASN39 3.7 20.8 1.0 O A:HOH2082 4.1 20.3 1.0 O5' A:ADP1211 4.3 27.6 1.0 N A:GLY125 4.3 28.0 1.0 CA A:GLY125 4.3 26.3 1.0 OE1 A:GLU35 4.4 32.4 1.0 O A:GLY120 4.6 42.2 1.0 O1B A:ADP1211 4.7 28.5 1.0 O2A A:ADP1211 4.7 26.5 1.0 CB A:ASN39 4.7 21.3 1.0 OD1 A:ASP42 4.7 20.4 1.0 NE2 E:HIS188 4.8 32.3 1.0 O A:GLU35 4.8 23.0 1.0 N A:PHE126 4.9 20.0 1.0 CA A:GLY120 4.9 36.8 1.0 C A:GLY125 5.0 23.3 1.0 CA A:ASN39 5.0 20.6 1.0

Magnesium binding site 2 out of 2 in the Complex of HSP90 N-Terminal, SGT1 Cs and RAR1 CHORD2 Domain


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Complex of HSP90 N-Terminal, SGT1 Cs and RAR1 CHORD2 Domain within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg1212 b:22.5 occ:1.00 OD1 B:ASN39 2.3 26.8 1.0 O3B B:ADP1211 2.4 26.4 1.0 O1A B:ADP1211 2.4 24.2 1.0 O F:HOH2023 2.4 25.6 1.0 O B:HOH2008 2.6 21.5 1.0 PB B:ADP1211 3.3 28.6 1.0 CG B:ASN39 3.3 25.2 1.0 PA B:ADP1211 3.5 24.5 1.0 O3A B:ADP1211 3.6 26.7 1.0 OD2 F:ASP189 3.6 48.0 1.0 O2B B:ADP1211 3.7 27.6 1.0 ND2 B:ASN39 3.7 21.3 1.0 O B:HOH2013 4.0 18.8 1.0 O5' B:ADP1211 4.3 26.8 1.0 CA B:GLY125 4.3 27.4 1.0 N B:GLY125 4.4 28.3 1.0 OE1 B:GLU35 4.5 32.7 1.0 O B:GLY120 4.7 44.0 1.0 OD1 B:ASP42 4.7 22.1 1.0 CB B:ASN39 4.7 19.4 1.0 O1B B:ADP1211 4.7 33.3 1.0 O B:GLU35 4.7 21.0 1.0 O2A B:ADP1211 4.8 27.7 1.0 NE2 F:HIS188 4.8 32.5 1.0 OG B:SER38 4.8 33.2 1.0 CG F:ASP189 4.8 42.0 1.0 N B:PHE126 4.9 19.8 1.0 CA B:ASN39 4.9 20.1 1.0 C B:GLY125 5.0 22.6 1.0

M.Zhang, Y.Kadota, C.Prodromou, K.Shirasu, L.H.Pearl. Structural Basis For Assembly of HSP90-SGT1-Chord Protein Complexes: Implications For Chaperoning of Nlr Innate Immunity Receptors Mol.Cell V. 39 269 2010.
ISSN: ISSN 1097-2765
PubMed: 20670895
DOI: 10.1016/J.MOLCEL.2010.05.010