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Potassium in PDB 2pga: X-Ray Structure of the Uridine Phosphorylase From Salmonella Typhimurium in Complex with Inhibitor and Phosphate and Potassium Ion at 1.74 A Resolution

Enzymatic activity of X-Ray Structure of the Uridine Phosphorylase From Salmonella Typhimurium in Complex with Inhibitor and Phosphate and Potassium Ion at 1.74 A Resolution

All present enzymatic activity of X-Ray Structure of the Uridine Phosphorylase From Salmonella Typhimurium in Complex with Inhibitor and Phosphate and Potassium Ion at 1.74 A Resolution:
2.4.2.3;

Protein crystallography data

The structure of X-Ray Structure of the Uridine Phosphorylase From Salmonella Typhimurium in Complex with Inhibitor and Phosphate and Potassium Ion at 1.74 A Resolution, PDB code: 2pga was solved by V.I.Timofeev, A.A.Lashkov, A.G.Gabdoulkhakov, C.Betzel, A.M.Mikhailov, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 6.00 / 1.74
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 88.790, 124.070, 134.110, 90.00, 90.00, 90.00
R / Rfree (%) 18.1 / 21

Potassium Binding Sites:

The binding sites of Potassium atom in the X-Ray Structure of the Uridine Phosphorylase From Salmonella Typhimurium in Complex with Inhibitor and Phosphate and Potassium Ion at 1.74 A Resolution (pdb code 2pga). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 3 binding sites of Potassium where determined in the X-Ray Structure of the Uridine Phosphorylase From Salmonella Typhimurium in Complex with Inhibitor and Phosphate and Potassium Ion at 1.74 A Resolution, PDB code: 2pga:
Jump to Potassium binding site number: 1; 2; 3;

Potassium binding site 1 out of 3 in 2pga

Go back to Potassium Binding Sites List in 2pga
Potassium binding site 1 out of 3 in the X-Ray Structure of the Uridine Phosphorylase From Salmonella Typhimurium in Complex with Inhibitor and Phosphate and Potassium Ion at 1.74 A Resolution


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of X-Ray Structure of the Uridine Phosphorylase From Salmonella Typhimurium in Complex with Inhibitor and Phosphate and Potassium Ion at 1.74 A Resolution within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K8002

b:21.0
occ:1.00
 OE2 F:GLU4049 2.9 18.5 1.0
OE2 A:GLU1049 2.9 18.5 1.0
O F:ILE4069 3.0 14.9 1.0
O A:ILE1069 3.0 15.2 1.0
OG A:SER1073 3.1 16.7 1.0
OG F:SER4073 3.1 12.3 0.5
CB F:SER4073 3.3 12.2 1.0
CB A:SER1073 3.5 14.1 1.0
O F:HOH7048 3.5 19.0 1.0
N A:ILE1069 3.6 15.5 1.0
N F:ILE4069 3.6 14.6 1.0
OG F:SER4073 3.8 18.4 0.5
C F:ILE4069 3.9 15.3 1.0
CD F:GLU4049 3.9 21.7 1.0
CD A:GLU1049 3.9 20.6 1.0
C A:ILE1069 3.9 14.0 1.0
C F:GLY4068 4.2 14.6 1.0
C A:GLY1068 4.2 14.6 1.0
CA F:GLY4068 4.2 13.9 1.0
CA A:ILE1069 4.2 13.7 1.0
CA F:ILE4069 4.2 16.3 1.0
CA A:GLY1068 4.2 16.2 1.0
CG F:GLU4049 4.3 18.3 1.0
CG A:GLU1049 4.3 16.9 1.0
CB A:ILE1069 4.6 14.0 1.0
CA F:SER4073 4.7 13.5 1.0
CB F:ILE4069 4.7 13.9 1.0
CA A:SER1073 4.8 11.8 1.0
O F:THR4067 4.8 12.7 1.0
N F:SER4073 4.8 13.5 1.0
N A:SER1073 4.9 12.2 1.0
O A:THR1067 4.9 13.8 1.0
OE1 A:GLU1049 4.9 19.9 1.0
OE1 F:GLU4049 5.0 21.0 1.0

Potassium binding site 2 out of 3 in 2pga

Go back to Potassium Binding Sites List in 2pga
Potassium binding site 2 out of 3 in the X-Ray Structure of the Uridine Phosphorylase From Salmonella Typhimurium in Complex with Inhibitor and Phosphate and Potassium Ion at 1.74 A Resolution


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of X-Ray Structure of the Uridine Phosphorylase From Salmonella Typhimurium in Complex with Inhibitor and Phosphate and Potassium Ion at 1.74 A Resolution within 5.0Å range:
probe atom residue distance (Å) B Occ
B:K8001

b:18.3
occ:1.00
 OE1 D:GLU3049 2.9 19.7 1.0
OE2 B:GLU6049 2.9 18.0 1.0
O B:ILE6069 2.9 13.2 1.0
O D:ILE3069 3.0 12.6 1.0
OG D:SER3073 3.0 15.7 1.0
OG B:SER6073 3.1 8.4 0.5
CB B:SER6073 3.5 13.6 0.5
CB D:SER3073 3.5 13.6 1.0
CB B:SER6073 3.5 13.5 0.5
O D:HOH7074 3.6 19.9 1.0
N D:ILE3069 3.6 13.3 1.0
N B:ILE6069 3.7 13.6 1.0
C B:ILE6069 3.9 12.8 1.0
CD D:GLU3049 3.9 19.8 1.0
C D:ILE3069 3.9 10.8 1.0
CD B:GLU6049 3.9 18.8 1.0
OG B:SER6073 4.0 17.8 0.5
C B:GLY6068 4.2 14.1 1.0
C D:GLY3068 4.2 14.9 1.0
CA D:ILE3069 4.2 12.6 1.0
CA D:GLY3068 4.3 14.3 1.0
CA B:GLY6068 4.3 13.3 1.0
CA B:ILE6069 4.3 12.6 1.0
CG D:GLU3049 4.3 16.5 1.0
CG B:GLU6049 4.4 20.5 1.0
CB D:ILE3069 4.7 13.9 1.0
CB B:ILE6069 4.7 13.6 1.0
CA D:SER3073 4.8 13.6 1.0
CA B:SER6073 4.8 12.4 1.0
O D:THR3067 4.8 15.2 1.0
N D:SER3073 4.9 12.6 1.0
O B:THR6067 4.9 14.0 1.0
N B:SER6073 4.9 11.6 1.0
OE2 D:GLU3049 4.9 20.0 1.0
OE1 B:GLU6049 5.0 19.8 1.0

Potassium binding site 3 out of 3 in 2pga

Go back to Potassium Binding Sites List in 2pga
Potassium binding site 3 out of 3 in the X-Ray Structure of the Uridine Phosphorylase From Salmonella Typhimurium in Complex with Inhibitor and Phosphate and Potassium Ion at 1.74 A Resolution


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of X-Ray Structure of the Uridine Phosphorylase From Salmonella Typhimurium in Complex with Inhibitor and Phosphate and Potassium Ion at 1.74 A Resolution within 5.0Å range:
probe atom residue distance (Å) B Occ
E:K8221

b:34.3
occ:1.00
 OE2 E:GLU5049 3.0 27.4 1.0
O E:ILE5069 3.0 17.2 1.0
O C:ILE2069 3.1 18.1 1.0
OE2 C:GLU2049 3.1 29.6 1.0
OG E:SER5073 3.1 18.3 1.0
OG C:SER2073 3.4 15.6 0.5
N E:ILE5069 3.5 17.7 1.0
CB C:SER2073 3.5 14.1 1.0
O C:HOH2292 3.6 19.4 1.0
CB E:SER5073 3.6 13.7 1.0
N C:ILE2069 3.7 16.5 1.0
OG C:SER2073 3.8 20.2 0.5
C E:ILE5069 3.9 13.8 1.0
CD E:GLU5049 4.0 23.5 1.0
CD C:GLU2049 4.0 32.2 1.0
C C:ILE2069 4.0 16.9 1.0
CA E:ILE5069 4.1 13.8 1.0
C E:GLY5068 4.2 15.9 1.0
CA E:GLY5068 4.2 15.0 1.0
CG E:GLU5049 4.2 19.4 1.0
CA C:ILE2069 4.3 14.0 1.0
CG C:GLU2049 4.3 27.9 1.0
CB E:ILE5069 4.4 16.7 1.0
C C:GLY2068 4.5 19.1 1.0
CB C:ILE2069 4.5 18.6 1.0
CA C:GLY2068 4.6 18.5 1.0
CA C:SER2073 4.8 15.0 1.0
CA E:SER5073 4.9 12.4 1.0
OE1 C:GLU2049 5.0 34.0 1.0

Reference:

V.I.Timofeev, A.A.Lashkov, A.G.Gabdoulkhakov, C.Betzel, A.M.Mikhailov. X-Ray Structure of the Uridine Phosphorylase From Salmonella Typhimurium in Complex with Inhibitor and Phosphate and Potassium Ion at 1.74 A Resolution To Be Published.
Page generated: Sat Aug 9 03:46:49 2025

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