Potassium in PDB 1jsc: Crystal Structure of the Catalytic Subunit of Yeast Acetohydroxyacid Synthase: A Target For Herbicidal Inhibitors

Enzymatic activity of Crystal Structure of the Catalytic Subunit of Yeast Acetohydroxyacid Synthase: A Target For Herbicidal Inhibitors

All present enzymatic activity of Crystal Structure of the Catalytic Subunit of Yeast Acetohydroxyacid Synthase: A Target For Herbicidal Inhibitors:
4.1.3.18;

Protein crystallography data

The structure of Crystal Structure of the Catalytic Subunit of Yeast Acetohydroxyacid Synthase: A Target For Herbicidal Inhibitors, PDB code: 1jsc was solved by S.S.Pang, R.G.Duggleby, L.W.Guddat, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	100.00 / 2.60
*Space group*	P 2₁ 2₁ 2₁
*Cell size a, b, c (Å), α, β, γ (°)*	95.552, 109.401, 178.858, 90.00, 90.00, 90.00
*R / R_free (%)*	18.8 / 21.9

Other elements in 1jsc:

The structure of Crystal Structure of the Catalytic Subunit of Yeast Acetohydroxyacid Synthase: A Target For Herbicidal Inhibitors also contains other interesting chemical elements:

Magnesium

(Mg)

2 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Crystal Structure of the Catalytic Subunit of Yeast Acetohydroxyacid Synthase: A Target For Herbicidal Inhibitors (pdb code 1jsc). 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 the Catalytic Subunit of Yeast Acetohydroxyacid Synthase: A Target For Herbicidal Inhibitors, PDB code: 1jsc:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in 1jsc

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Potassium Binding Sites List in 1jsc

Potassium binding site 1 out of 2 in the Crystal Structure of the Catalytic Subunit of Yeast Acetohydroxyacid Synthase: A Target For Herbicidal Inhibitors

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 the Catalytic Subunit of Yeast Acetohydroxyacid Synthase: A Target For Herbicidal Inhibitors within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:K696 b:32.2 occ:1.00	O	A:TRP508	2.5	49.5	1.0
	O	A:HOH772	2.7	48.9	1.0
	O	A:GLN506	2.7	50.2	1.0
	O	A:HOH1029	2.8	92.3	1.0
	O	A:HOH1033	2.8	66.5	1.0
	OE1	A:GLN343	2.9	45.0	1.0
	C	A:TRP508	3.6	49.4	1.0
	OD2	A:ASP350	3.6	60.4	1.0
	CD	A:GLN343	3.7	45.5	1.0
	C	A:GLN506	3.8	52.3	1.0
	NE2	A:GLN343	3.9	44.8	1.0
	O	A:ALA505	4.1	48.0	1.0
	N	A:TRP508	4.2	51.1	1.0
	CA	A:THR509	4.2	50.2	1.0
	O	A:HOH860	4.3	62.9	1.0
	CD1	A:TRP510	4.4	49.1	1.0
	N	A:THR509	4.4	49.5	1.0
	C	A:HIS507	4.5	53.1	1.0
	CG	A:ASP350	4.6	57.9	1.0
	CA	A:TRP508	4.6	48.6	1.0
	NE1	A:TRP510	4.7	48.3	1.0
	N	A:HIS507	4.7	52.9	1.0
	CA	A:GLN506	4.7	51.7	1.0
	CA	A:HIS507	4.7	53.6	1.0
	N	A:TRP510	4.8	51.0	1.0
	OG1	A:THR509	4.9	49.9	1.0
	O	A:HOH884	5.0	85.2	1.0

Potassium binding site 2 out of 2 in 1jsc

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Potassium Binding Sites List in 1jsc

Potassium binding site 2 out of 2 in the Crystal Structure of the Catalytic Subunit of Yeast Acetohydroxyacid Synthase: A Target For Herbicidal Inhibitors

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 the Catalytic Subunit of Yeast Acetohydroxyacid Synthase: A Target For Herbicidal Inhibitors within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
B:K1696 b:43.3 occ:1.00	O	B:HOH1034	2.4	88.7	1.0
	O	B:HOH802	2.4	58.5	1.0
	O	B:HOH1028	2.5	78.3	1.0
	O	B:TRP508	2.6	52.6	1.0
	O	B:GLN506	2.7	52.6	1.0
	OE1	B:GLN343	2.9	77.0	1.0
	CD	B:GLN343	3.6	77.9	1.0
	NE2	B:GLN343	3.6	74.5	1.0
	OD2	B:ASP350	3.7	88.5	1.0
	C	B:TRP508	3.7	53.6	1.0
	C	B:GLN506	3.8	53.8	1.0
	O	B:ALA505	4.0	50.0	1.0
	CD1	B:TRP510	4.2	52.4	1.0
	N	B:TRP508	4.3	54.6	1.0
	CA	B:THR509	4.4	55.5	1.0
	N	B:THR509	4.5	54.4	1.0
	NE1	B:TRP510	4.5	50.9	1.0
	CA	B:GLN506	4.6	53.6	1.0
	C	B:HIS507	4.7	55.8	1.0
	N	B:HIS507	4.7	54.3	1.0
	CG	B:ASP350	4.7	88.1	1.0
	CA	B:TRP508	4.7	52.6	1.0
	N	B:TRP510	4.8	55.0	1.0
	CA	B:HIS507	4.8	55.0	1.0
	CG	B:GLN343	5.0	80.1	1.0

Reference:

S.S.Pang, R.G.Duggleby, L.W.Guddat. Crystal Structure of Yeast Acetohydroxyacid Synthase: A Target For Herbicidal Inhibitors. J.Mol.Biol. V. 317 249 2002.
ISSN: ISSN 0022-2836
PubMed: 11902841
DOI: 10.1006/JMBI.2001.5419

Page generated: Sat Aug 9 02:03:26 2025

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