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Magnesium in PDB 2f1f: Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli

Enzymatic activity of Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli

All present enzymatic activity of Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli:
2.2.1.6;

Protein crystallography data

The structure of Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli, PDB code: 2f1f was solved by A.Kaplun, M.Vyazmensky, Z.Barak, D.M.Chipman, B.Shaanan, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.00 / 1.75
Space group I 4
Cell size a, b, c (Å), α, β, γ (°) 98.600, 98.600, 80.000, 90.00, 90.00, 90.00
R / Rfree (%) 17.1 / 22.7

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli (pdb code 2f1f). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 6 binding sites of Magnesium where determined in the Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli, PDB code: 2f1f:
Jump to Magnesium binding site number: 1; 2; 3; 4; 5; 6;

Magnesium binding site 1 out of 6 in 2f1f

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Magnesium binding site 1 out of 6 in the Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli


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 Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg801

b:36.3
occ:0.25
 O A:HOH805 2.1 32.2 1.0
O A:HOH803 2.1 39.4 0.2
O A:HOH804 2.2 53.6 0.2
OE2 A:GLU106 4.1 32.0 1.0
O A:HOH842 4.2 52.8 1.0
OE1 A:GLU106 4.2 37.0 1.0
CD A:GLU106 4.5 30.4 1.0

Magnesium binding site 2 out of 6 in 2f1f

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Magnesium binding site 2 out of 6 in the Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli


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 Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg802

b:67.0
occ:1.00
 OE1 A:GLU10 2.1 62.5 1.0
OE2 A:GLU10 2.4 64.0 1.0
CD A:GLU10 2.6 54.8 1.0
O A:HOH863 2.9 63.6 1.0
O A:HOH889 3.2 49.2 1.0
CD A:GLU12 3.7 65.1 1.0
OE2 A:GLU12 3.9 67.4 1.0
OE1 A:GLU12 4.0 67.6 1.0
CG A:GLU12 4.1 61.0 1.0
CG A:GLU10 4.1 51.0 1.0
OD1 A:ASP69 4.7 47.1 1.0
CB A:GLU10 4.7 43.6 1.0

Magnesium binding site 3 out of 6 in 2f1f

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Magnesium binding site 3 out of 6 in the Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli


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 Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Mg901

b:38.6
occ:0.25
 O B:HOH904 1.9 57.4 0.2
O B:HOH903 2.0 67.8 0.2
O B:HOH905 2.1 33.9 1.0
OE2 B:GLU106 4.1 29.3 1.0
OE1 B:GLU106 4.1 33.6 1.0
O B:HOH949 4.3 70.2 1.0
CD B:GLU106 4.5 27.5 1.0

Magnesium binding site 4 out of 6 in 2f1f

Go back to Magnesium Binding Sites List in 2f1f
Magnesium binding site 4 out of 6 in the Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 4 of Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Mg805

b:66.8
occ:0.25
 O B:HOH906 2.3 54.3 1.0
MG B:MG810 3.1 0.7 0.3
O B:HOH1007 4.4 52.4 1.0
O B:HOH941 4.6 50.5 1.0
OD2 B:ASP99 4.9 50.9 1.0
O B:HOH903 5.0 67.8 0.2

Magnesium binding site 5 out of 6 in 2f1f

Go back to Magnesium Binding Sites List in 2f1f
Magnesium binding site 5 out of 6 in the Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 5 of Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Mg810

b:0.7
occ:0.25
 MG B:MG805 3.1 66.8 0.2
OD2 B:ASP99 3.8 50.9 1.0
O B:HOH906 4.4 54.3 1.0
CG B:ASP99 4.7 41.1 1.0
OD1 B:ASP99 5.0 48.1 1.0

Magnesium binding site 6 out of 6 in 2f1f

Go back to Magnesium Binding Sites List in 2f1f
Magnesium binding site 6 out of 6 in the Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 6 of Crystal Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From E. Coli within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Mg902

b:54.9
occ:1.00
 OD1 B:ASP140 2.0 47.0 1.0
O B:HOH956 2.2 45.8 1.0
CG B:ASP140 3.2 39.8 1.0
O B:HOH1023 3.8 69.1 1.0
OD2 B:ASP140 3.8 48.6 1.0
CB B:ASP140 4.4 35.9 1.0
CA B:ASP140 4.5 34.7 1.0
O B:ARG139 4.6 33.7 1.0
N B:ASP140 5.0 33.3 1.0
CD B:ARG139 5.0 36.1 1.0
C B:ARG139 5.0 32.8 1.0

Reference:

A.Kaplun, M.Vyazmensky, Y.Zherdev, I.Belenky, A.Slutzker, S.Mendel, Z.Barak, D.M.Chipman, B.Shaanan. Structure of the Regulatory Subunit of Acetohydroxyacid Synthase Isozyme III From Escherichia Coli. J.Mol.Biol. V. 357 951 2006.
ISSN: ISSN 0022-2836
PubMed: 16458324
DOI: 10.1016/J.JMB.2005.12.077
Page generated: Mon Dec 14 07:22:05 2020

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