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Magnesium in PDB 1z8n: Crystal Structure of Arabidopsis Thaliana Acetohydroxyacid Synthase in Complex with An Imidazolinone Herbicide, Imazaquin

Enzymatic activity of Crystal Structure of Arabidopsis Thaliana Acetohydroxyacid Synthase in Complex with An Imidazolinone Herbicide, Imazaquin

All present enzymatic activity of Crystal Structure of Arabidopsis Thaliana Acetohydroxyacid Synthase in Complex with An Imidazolinone Herbicide, Imazaquin:
2.2.1.6;

Protein crystallography data

The structure of Crystal Structure of Arabidopsis Thaliana Acetohydroxyacid Synthase in Complex with An Imidazolinone Herbicide, Imazaquin, PDB code: 1z8n was solved by J.A.Mccourt, S.S.Pang, J.King-Scott, L.W.Guddat, R.G.Duggleby, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 50.00 / 2.80
Space group P 64 2 2
Cell size a, b, c (Å), α, β, γ (°) 179.081, 179.081, 186.077, 90.00, 90.00, 120.00
R / Rfree (%) 19.9 / 21.6

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Crystal Structure of Arabidopsis Thaliana Acetohydroxyacid Synthase in Complex with An Imidazolinone Herbicide, Imazaquin (pdb code 1z8n). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the Crystal Structure of Arabidopsis Thaliana Acetohydroxyacid Synthase in Complex with An Imidazolinone Herbicide, Imazaquin, PDB code: 1z8n:

Magnesium binding site 1 out of 1 in 1z8n

Go back to Magnesium Binding Sites List in 1z8n
Magnesium binding site 1 out of 1 in the Crystal Structure of Arabidopsis Thaliana Acetohydroxyacid Synthase in Complex with An Imidazolinone Herbicide, Imazaquin


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 Arabidopsis Thaliana Acetohydroxyacid Synthase in Complex with An Imidazolinone Herbicide, Imazaquin within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg699

b:58.9
occ:1.00
 OD1 A:ASN565 1.9 64.0 1.0
O1A A:TPP702 2.5 81.0 1.0
O3B A:TPP702 2.5 75.2 1.0
OD1 A:ASP538 2.5 53.2 1.0
O A:HIS567 2.9 65.6 1.0
CG A:ASN565 3.0 61.1 1.0
O3A A:TPP702 3.1 81.0 1.0
PB A:TPP702 3.3 75.9 1.0
CG A:ASP538 3.4 48.4 1.0
PA A:TPP702 3.4 82.3 1.0
N A:ASP538 3.5 41.3 1.0
O2B A:TPP702 3.5 75.7 1.0
ND2 A:ASN565 3.7 61.6 1.0
CA A:GLY537 4.0 40.9 1.0
OD2 A:ASP538 4.0 48.3 1.0
C A:HIS567 4.0 66.0 1.0
N A:ASN565 4.1 55.3 1.0
O A:LEU563 4.1 50.1 1.0
C A:GLY537 4.1 41.8 1.0
O2A A:TPP702 4.2 81.7 1.0
CB A:ASN565 4.2 58.7 1.0
CB A:ASP538 4.4 43.4 1.0
N A:GLY539 4.4 41.8 1.0
N A:HIS567 4.4 63.1 1.0
CA A:ASP538 4.4 43.7 1.0
N A:GLY569 4.5 74.8 1.0
CA A:ASN565 4.6 57.4 1.0
O1B A:TPP702 4.6 74.9 1.0
O7 A:TPP702 4.7 84.0 1.0
C A:ASN565 4.8 58.6 1.0
N A:GLN566 4.8 59.7 1.0
CA A:HIS567 4.8 64.9 1.0
C A:ASP538 4.9 43.4 1.0
N A:LEU568 5.0 67.7 1.0

Reference:

J.A.Mccourt, S.S.Pang, J.King-Scott, L.W.Guddat, R.G.Duggleby. Herbicide-Binding Sites Revealed in the Structure of Plant Acetohydroxyacid Synthase Proc.Natl.Acad.Sci.Usa V. 103 569 2006.
ISSN: ISSN 0027-8424
PubMed: 16407096
DOI: 10.1073/PNAS.0508701103
Page generated: Sun Aug 10 08:48:35 2025

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