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Magnesium in PDB 1yi1: Crystal Structure of Arabidopsis Thaliana Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Tribenuron Methyl

Enzymatic activity of Crystal Structure of Arabidopsis Thaliana Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Tribenuron Methyl

All present enzymatic activity of Crystal Structure of Arabidopsis Thaliana Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Tribenuron Methyl:
2.2.1.6;

Protein crystallography data

The structure of Crystal Structure of Arabidopsis Thaliana Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Tribenuron Methyl, PDB code: 1yi1 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 / 2.90
Space group P 64 2 2
Cell size a, b, c (Å), α, β, γ (°) 179.060, 179.060, 186.145, 90.00, 90.00, 120.00
R / Rfree (%) 18.7 / 22.5

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Crystal Structure of Arabidopsis Thaliana Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Tribenuron Methyl (pdb code 1yi1). 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 A Sulfonylurea Herbicide, Tribenuron Methyl, PDB code: 1yi1:

Magnesium binding site 1 out of 1 in 1yi1

Go back to Magnesium Binding Sites List in 1yi1
Magnesium binding site 1 out of 1 in the Crystal Structure of Arabidopsis Thaliana Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Tribenuron Methyl


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 A Sulfonylurea Herbicide, Tribenuron Methyl within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg699

b:53.5
occ:1.00
 O2A A:P22700 2.0 69.1 1.0
O A:HIS567 2.2 41.1 1.0
OD1 A:ASN565 2.2 40.1 1.0
OD1 A:ASP538 2.4 38.3 1.0
O A:HOH4113 2.5 48.3 1.0
O2B A:P22700 2.5 64.2 1.0
PA A:P22700 3.3 71.5 1.0
C A:HIS567 3.4 39.6 1.0
CG A:ASP538 3.4 38.9 1.0
CG A:ASN565 3.4 38.2 1.0
O3A A:P22700 3.5 68.9 1.0
PB A:P22700 3.6 64.8 1.0
N A:ASP538 3.8 36.6 1.0
OD2 A:ASP538 3.9 38.8 1.0
ND2 A:ASN565 4.0 37.5 1.0
N A:GLY539 4.0 38.3 1.0
N A:HIS567 4.1 37.7 1.0
N A:GLY569 4.1 40.4 1.0
O7 A:P22700 4.1 73.8 1.0
N A:LEU568 4.3 39.4 1.0
CA A:HIS567 4.3 38.2 1.0
O3B A:P22700 4.3 66.8 1.0
O1A A:P22700 4.3 70.7 1.0
CA A:LEU568 4.4 38.8 1.0
C A:GLY537 4.4 34.2 1.0
CA A:GLY537 4.4 33.9 1.0
N A:ASN565 4.5 36.1 1.0
CB A:ASP538 4.5 37.1 1.0
CA A:ASP538 4.5 36.9 1.0
CB A:ASN565 4.6 35.1 1.0
CD1 A:LEU588 4.6 39.7 1.0
C A:ASP538 4.7 37.4 1.0
O A:LEU563 4.8 37.1 1.0
O1B A:P22700 4.8 62.2 1.0
C A:LEU568 4.8 40.0 1.0
C A:ASN565 4.8 37.2 1.0
CA A:GLY539 4.8 39.2 1.0
CA A:ASN565 4.9 36.0 1.0
N A:GLN566 4.9 35.8 1.0
CA A:GLY569 5.0 41.2 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 07:47:59 2025

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