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Magnesium in PDB 1zw6: Crystal Structure of the Gtp-Bound Form of RASQ61G

Protein crystallography data

The structure of Crystal Structure of the Gtp-Bound Form of RASQ61G, PDB code: 1zw6 was solved by B.Ford, V.Hornak, H.Kleinman, N.Nassar, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 30.79 / 1.50
Space group H 3 2
Cell size a, b, c (Å), α, β, γ (°) 88.776, 88.776, 134.392, 90.00, 90.00, 120.00
R / Rfree (%) 14.4 / 17.4

Other elements in 1zw6:

The structure of Crystal Structure of the Gtp-Bound Form of RASQ61G also contains other interesting chemical elements:

Calcium (Ca) 2 atoms

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Crystal Structure of the Gtp-Bound Form of RASQ61G (pdb code 1zw6). 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 Gtp-Bound Form of RASQ61G, PDB code: 1zw6:
Jump to Magnesium binding site number: 1; 2; 3;

Magnesium binding site 1 out of 3 in 1zw6

Go back to Magnesium Binding Sites List in 1zw6
Magnesium binding site 1 out of 3 in the Crystal Structure of the Gtp-Bound Form of RASQ61G


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 Gtp-Bound Form of RASQ61G within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg269

b:13.1
occ:1.00
O2G A:GNP268 2.0 15.2 1.0
O2B A:GNP268 2.0 12.1 1.0
OG A:SER17 2.1 12.9 1.0
O A:HOH272 2.1 12.9 1.0
OG1 A:THR35 2.1 14.3 1.0
O A:HOH434 2.1 15.3 1.0
CB A:THR35 3.1 16.5 1.0
CB A:SER17 3.1 11.7 1.0
PG A:GNP268 3.2 17.0 1.0
PB A:GNP268 3.3 13.0 1.0
N3B A:GNP268 3.4 11.8 1.0
N A:SER17 3.9 12.0 1.0
N A:THR35 3.9 16.6 1.0
OD2 A:ASP57 4.0 15.5 1.0
O3G A:GNP268 4.1 18.1 1.0
CA A:SER17 4.1 12.2 1.0
CG2 A:THR35 4.1 16.8 1.0
CA A:THR35 4.1 16.6 1.0
OD1 A:ASP57 4.1 14.5 1.0
O2A A:GNP268 4.2 14.2 1.0
O A:HOH280 4.2 17.5 1.0
O3A A:GNP268 4.2 12.5 1.0
O1B A:GNP268 4.3 12.1 1.0
O1G A:GNP268 4.4 18.5 1.0
O A:ASP33 4.4 15.6 1.0
CG A:ASP57 4.5 14.8 1.0
PA A:GNP268 4.5 12.8 1.0
O A:THR58 4.5 15.7 1.0
O1A A:GNP268 4.6 13.2 1.0
C A:PRO34 4.8 18.0 1.0
CB A:LYS16 4.9 11.3 1.0
C A:LYS16 5.0 11.6 1.0
CE A:LYS16 5.0 13.0 1.0

Magnesium binding site 2 out of 3 in 1zw6

Go back to Magnesium Binding Sites List in 1zw6
Magnesium binding site 2 out of 3 in the Crystal Structure of the Gtp-Bound Form of RASQ61G


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 Gtp-Bound Form of RASQ61G within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg203

b:23.6
occ:1.00
O A:HOH431 1.7 21.9 0.5
O A:HOH366 1.9 20.6 0.5
O A:HOH435 2.2 38.1 1.0
OE1 A:GLN165 2.3 24.8 1.0
O A:HOH360 2.6 17.9 0.5
O A:HOH419 2.7 40.6 1.0
CD A:GLN165 3.3 22.1 1.0
NE2 A:GLN165 3.9 23.4 1.0
CG A:GLN165 4.5 19.4 1.0
CB A:GLN165 4.7 19.2 1.0
OE2 A:GLU162 4.7 18.1 1.0
OE1 A:GLU162 4.8 19.8 1.0

Magnesium binding site 3 out of 3 in 1zw6

Go back to Magnesium Binding Sites List in 1zw6
Magnesium binding site 3 out of 3 in the Crystal Structure of the Gtp-Bound Form of RASQ61G


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 Gtp-Bound Form of RASQ61G within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg204

b:17.3
occ:0.33
O A:HOH308 2.1 23.2 1.0
O A:HOH279 2.2 19.3 1.0
NE2 A:GLN129 4.0 22.0 0.7
O A:THR124 4.1 14.3 1.0
NE2 A:GLN129 4.2 19.3 0.3
O A:HOH284 4.3 18.9 1.0
OE1 A:GLN129 4.4 16.3 0.7
CD A:GLN129 4.6 18.6 0.7
CD A:GLN129 4.9 18.4 0.3

Reference:

B.Ford, V.Hornak, H.Kleinman, N.Nassar. Structure of A Transient Intermediate For Gtp Hydrolysis By Ras. Structure V. 14 427 2006.
ISSN: ISSN 0969-2126
PubMed: 16531227
DOI: 10.1016/J.STR.2005.12.010
Page generated: Mon Dec 14 07:12:30 2020

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