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Magnesium in PDB 1agr: Complex of ALF4-Activated Gi-Alpha-1 with RGS4

Protein crystallography data

The structure of Complex of ALF4-Activated Gi-Alpha-1 with RGS4, PDB code: 1agr was solved by J.J.G.Tesmer, S.R.Sprang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 5.00 / 2.80
Space group P 21 21 2
Cell size a, b, c (Å), α, β, γ (°) 164.000, 97.200, 110.000, 90.00, 90.00, 90.00
R / Rfree (%) 21.6 / 29.1

Other elements in 1agr:

The structure of Complex of ALF4-Activated Gi-Alpha-1 with RGS4 also contains other interesting chemical elements:

Fluorine (F) 8 atoms
Aluminium (Al) 2 atoms

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Complex of ALF4-Activated Gi-Alpha-1 with RGS4 (pdb code 1agr). 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 ALF4-Activated Gi-Alpha-1 with RGS4, PDB code: 1agr:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in 1agr

Go back to Magnesium Binding Sites List in 1agr
Magnesium binding site 1 out of 2 in the Complex of ALF4-Activated Gi-Alpha-1 with RGS4


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Complex of ALF4-Activated Gi-Alpha-1 with RGS4 within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg356

b:14.3
occ:1.00
OG1 A:THR181 1.9 29.4 1.0
OG A:SER47 1.9 19.6 1.0
F3 A:ALF357 2.0 19.3 1.0
O A:HOH365 2.0 11.6 1.0
O A:HOH364 2.0 15.1 1.0
O2B A:GDP355 2.1 2.0 1.0
CB A:THR181 2.9 26.5 1.0
F2 A:ALF357 3.0 2.6 1.0
CB A:SER47 3.1 24.8 1.0
PB A:GDP355 3.2 16.9 1.0
O3B A:GDP355 3.3 28.5 1.0
AL A:ALF357 3.3 12.3 1.0
CG2 A:THR181 3.9 21.1 1.0
N A:THR181 3.9 21.3 1.0
N A:SER47 4.0 15.2 1.0
CA A:THR181 4.0 21.4 1.0
CA A:SER47 4.1 17.5 1.0
OD2 A:ASP200 4.1 18.3 1.0
O A:HOH381 4.1 36.1 1.0
O2A A:GDP355 4.2 20.3 1.0
O1B A:GDP355 4.2 7.8 1.0
F4 A:ALF357 4.3 8.3 1.0
O1A A:GDP355 4.4 28.3 1.0
O A:VAL201 4.4 29.0 1.0
NH1 A:ARG178 4.4 22.4 1.0
O A:HOH359A 4.4 22.2 1.0
O3A A:GDP355 4.5 11.5 1.0
O A:VAL179 4.5 15.9 1.0
OD1 A:ASP200 4.5 16.9 1.0
PA A:GDP355 4.6 19.2 1.0
CG A:ASP200 4.7 19.0 1.0
F1 A:ALF357 4.8 9.2 1.0
C A:LYS180 4.9 22.1 1.0
C A:LYS46 5.0 15.8 1.0

Magnesium binding site 2 out of 2 in 1agr

Go back to Magnesium Binding Sites List in 1agr
Magnesium binding site 2 out of 2 in the Complex of ALF4-Activated Gi-Alpha-1 with RGS4


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Complex of ALF4-Activated Gi-Alpha-1 with RGS4 within 5.0Å range:
probe atom residue distance (Å) B Occ
D:Mg356

b:15.2
occ:1.00
OG D:SER47 1.9 24.1 1.0
OG1 D:THR181 1.9 42.7 1.0
F3 D:ALF357 2.0 21.1 1.0
O D:HOH366 2.0 14.5 1.0
O D:HOH365 2.0 18.9 1.0
O2B D:GDP355 2.1 17.7 1.0
CB D:THR181 2.9 37.7 1.0
F2 D:ALF357 3.0 14.2 1.0
CB D:SER47 3.0 32.6 1.0
PB D:GDP355 3.2 27.5 1.0
O3B D:GDP355 3.3 31.5 1.0
AL D:ALF357 3.3 28.8 1.0
CG2 D:THR181 3.9 34.5 1.0
N D:SER47 3.9 24.9 1.0
N D:THR181 4.0 26.9 1.0
CA D:THR181 4.0 30.9 1.0
CA D:SER47 4.0 26.7 1.0
OD2 D:ASP200 4.1 33.4 1.0
O2A D:GDP355 4.1 30.6 1.0
O D:HOH382 4.1 65.9 1.0
O1B D:GDP355 4.2 17.7 1.0
O1A D:GDP355 4.3 27.2 1.0
F4 D:ALF357 4.4 18.6 1.0
O D:VAL201 4.4 39.4 1.0
O3A D:GDP355 4.4 19.4 1.0
NH1 D:ARG178 4.4 15.3 1.0
OD1 D:ASP200 4.4 35.6 1.0
O D:VAL179 4.5 20.4 1.0
O D:HOH360D 4.5 25.5 1.0
PA D:GDP355 4.5 21.4 1.0
CG D:ASP200 4.6 38.1 1.0
F1 D:ALF357 4.8 22.4 1.0
C D:LYS180 4.9 24.4 1.0
C D:LYS46 4.9 21.3 1.0
CB D:LYS46 5.0 6.4 1.0

Reference:

J.J.Tesmer, D.M.Berman, A.G.Gilman, S.R.Sprang. Structure of RGS4 Bound to ALF4--Activated G(I ALPHA1): Stabilization of the Transition State For Gtp Hydrolysis. Cell(Cambridge,Mass.) V. 89 251 1997.
ISSN: ISSN 0092-8674
PubMed: 9108480
DOI: 10.1016/S0092-8674(00)80204-4
Page generated: Mon Dec 14 03:31:43 2020

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