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Potassium in PDB 1n0h: Crystal Structure of Yeast Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Chlorimuron Ethyl

Enzymatic activity of Crystal Structure of Yeast Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Chlorimuron Ethyl

All present enzymatic activity of Crystal Structure of Yeast Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Chlorimuron Ethyl:
4.1.3.18;

Protein crystallography data

The structure of Crystal Structure of Yeast Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Chlorimuron Ethyl, PDB code: 1n0h was solved by S.S.Pang, 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) 48.70 / 2.80
Space group P 4 2 2
Cell size a, b, c (Å), α, β, γ (°) 153.976, 153.976, 178.298, 90.00, 90.00, 90.00
R / Rfree (%) 16.3 / 20.5

Other elements in 1n0h:

The structure of Crystal Structure of Yeast Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Chlorimuron Ethyl also contains other interesting chemical elements:

Magnesium (Mg) 2 atoms
Chlorine (Cl) 2 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Crystal Structure of Yeast Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Chlorimuron Ethyl (pdb code 1n0h). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Crystal Structure of Yeast Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Chlorimuron Ethyl, PDB code: 1n0h:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in 1n0h

Go back to Potassium Binding Sites List in 1n0h
Potassium binding site 1 out of 2 in the Crystal Structure of Yeast Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Chlorimuron Ethyl


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of Yeast Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Chlorimuron Ethyl within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K696

b:18.6
occ:1.00
 O A:TRP508 2.6 24.0 1.0
O A:GLN506 2.7 18.5 1.0
O A:HOH753 2.7 22.4 1.0
OE1 A:GLN343 2.8 10.0 1.0
OD2 A:ASP350 2.9 18.0 1.0
O A:HOH1382 3.1 38.5 1.0
CD A:GLN343 3.5 11.6 1.0
NE2 A:GLN343 3.7 10.0 1.0
C A:GLN506 3.7 18.5 1.0
C A:TRP508 3.8 22.9 1.0
CG A:ASP350 3.8 17.8 1.0
O A:ALA505 3.8 17.3 1.0
OD1 A:ASP350 3.8 16.3 1.0
N A:TRP508 4.2 22.6 1.0
CD1 A:TRP510 4.3 19.0 1.0
CA A:GLN506 4.5 17.6 1.0
CA A:THR509 4.5 24.9 1.0
C A:HIS507 4.5 22.1 1.0
N A:HIS507 4.5 20.2 1.0
N A:THR509 4.6 23.6 1.0
CA A:HIS507 4.6 21.6 1.0
CE1 A:TYR460 4.7 19.2 1.0
NE1 A:TRP510 4.7 18.0 1.0
CA A:TRP508 4.7 22.0 1.0
N A:TRP510 4.8 24.5 1.0
C A:ALA505 4.9 16.5 1.0
CG A:GLN343 4.9 12.1 1.0

Potassium binding site 2 out of 2 in 1n0h

Go back to Potassium Binding Sites List in 1n0h
Potassium binding site 2 out of 2 in the Crystal Structure of Yeast Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Chlorimuron Ethyl


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Crystal Structure of Yeast Acetohydroxyacid Synthase in Complex with A Sulfonylurea Herbicide, Chlorimuron Ethyl within 5.0Å range:
probe atom residue distance (Å) B Occ
B:K1696

b:42.2
occ:1.00
 O B:TRP508 2.7 30.5 1.0
O B:GLN506 2.7 28.8 1.0
OE1 B:GLN343 2.8 40.1 1.0
O B:HOH1017 2.9 40.4 1.0
OD2 B:ASP350 3.0 52.0 1.0
CD B:GLN343 3.5 39.7 1.0
NE2 B:GLN343 3.5 37.3 1.0
C B:GLN506 3.7 27.4 1.0
O B:ALA505 3.7 26.7 1.0
C B:TRP508 3.8 30.4 1.0
CG B:ASP350 3.9 49.3 1.0
OD1 B:ASP350 4.1 49.7 1.0
CD1 B:TRP510 4.2 27.4 1.0
N B:TRP508 4.3 29.8 1.0
CA B:GLN506 4.4 25.0 1.0
CA B:THR509 4.6 32.0 1.0
NE1 B:TRP510 4.6 26.9 1.0
N B:HIS507 4.6 28.7 1.0
C B:HIS507 4.6 29.6 1.0
CE1 B:TYR460 4.6 47.2 1.0
N B:THR509 4.7 31.1 1.0
CA B:HIS507 4.8 29.2 1.0
C B:ALA505 4.8 25.7 1.0
O B:HOH1196 4.8 49.1 1.0
CA B:TRP508 4.8 29.2 1.0
N B:TRP510 4.8 32.3 1.0
CG B:GLN343 4.8 39.2 1.0

Reference:

S.S.Pang, L.W.Guddat, R.G.Duggleby. Molecular Basis of Sulfonylurea Herbicide Inhibition of Acetohydroxyacid Synthase J.Biol.Chem. V. 278 7639 2003.
ISSN: ISSN 0021-9258
PubMed: 14557277
DOI: 10.1074/JBC.M211648200
Page generated: Mon Aug 12 04:59:26 2024

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