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Potassium in PDB 7g2s: Crystal Structure of Rat Autotaxin in Complex with 4-[2-Oxo-2-[4-[[4- (Trifluoromethyl)Phenyl]Methyl]-7,8-Dihydro-5H-Pyrido[4,3- D]Pyrimidin-6-Yl]Ethyl]Sulfanylbenzenesulfonamide, I.E. Smiles C1(C(F)(F)F)Ccc(CC2C3CN(C(=O)CSC4CCC(S(=O)(=O)N)CC4)CCC3NCN2)CC1 with IC50=3.44948 Microm

Enzymatic activity of Crystal Structure of Rat Autotaxin in Complex with 4-[2-Oxo-2-[4-[[4- (Trifluoromethyl)Phenyl]Methyl]-7,8-Dihydro-5H-Pyrido[4,3- D]Pyrimidin-6-Yl]Ethyl]Sulfanylbenzenesulfonamide, I.E. Smiles C1(C(F)(F)F)Ccc(CC2C3CN(C(=O)CSC4CCC(S(=O)(=O)N)CC4)CCC3NCN2)CC1 with IC50=3.44948 Microm

All present enzymatic activity of Crystal Structure of Rat Autotaxin in Complex with 4-[2-Oxo-2-[4-[[4- (Trifluoromethyl)Phenyl]Methyl]-7,8-Dihydro-5H-Pyrido[4,3- D]Pyrimidin-6-Yl]Ethyl]Sulfanylbenzenesulfonamide, I.E. Smiles C1(C(F)(F)F)Ccc(CC2C3CN(C(=O)CSC4CCC(S(=O)(=O)N)CC4)CCC3NCN2)CC1 with IC50=3.44948 Microm:
3.1.4.39;

Protein crystallography data

The structure of Crystal Structure of Rat Autotaxin in Complex with 4-[2-Oxo-2-[4-[[4- (Trifluoromethyl)Phenyl]Methyl]-7,8-Dihydro-5H-Pyrido[4,3- D]Pyrimidin-6-Yl]Ethyl]Sulfanylbenzenesulfonamide, I.E. Smiles C1(C(F)(F)F)Ccc(CC2C3CN(C(=O)CSC4CCC(S(=O)(=O)N)CC4)CCC3NCN2)CC1 with IC50=3.44948 Microm, PDB code: 7g2s was solved by M.Stihle, J.Benz, D.Hunziker, P.Mattei, M.G.Rudolph, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 48.79 / 1.65
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 84.01, 91.702, 119.881, 90, 90, 90
R / Rfree (%) 21.6 / 26.3

Other elements in 7g2s:

The structure of Crystal Structure of Rat Autotaxin in Complex with 4-[2-Oxo-2-[4-[[4- (Trifluoromethyl)Phenyl]Methyl]-7,8-Dihydro-5H-Pyrido[4,3- D]Pyrimidin-6-Yl]Ethyl]Sulfanylbenzenesulfonamide, I.E. Smiles C1(C(F)(F)F)Ccc(CC2C3CN(C(=O)CSC4CCC(S(=O)(=O)N)CC4)CCC3NCN2)CC1 with IC50=3.44948 Microm also contains other interesting chemical elements:

Calcium (Ca) 2 atoms
Sodium (Na) 1 atom
Zinc (Zn) 1 atom
Fluorine (F) 3 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Crystal Structure of Rat Autotaxin in Complex with 4-[2-Oxo-2-[4-[[4- (Trifluoromethyl)Phenyl]Methyl]-7,8-Dihydro-5H-Pyrido[4,3- D]Pyrimidin-6-Yl]Ethyl]Sulfanylbenzenesulfonamide, I.E. Smiles C1(C(F)(F)F)Ccc(CC2C3CN(C(=O)CSC4CCC(S(=O)(=O)N)CC4)CCC3NCN2)CC1 with IC50=3.44948 Microm (pdb code 7g2s). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the Crystal Structure of Rat Autotaxin in Complex with 4-[2-Oxo-2-[4-[[4- (Trifluoromethyl)Phenyl]Methyl]-7,8-Dihydro-5H-Pyrido[4,3- D]Pyrimidin-6-Yl]Ethyl]Sulfanylbenzenesulfonamide, I.E. Smiles C1(C(F)(F)F)Ccc(CC2C3CN(C(=O)CSC4CCC(S(=O)(=O)N)CC4)CCC3NCN2)CC1 with IC50=3.44948 Microm, PDB code: 7g2s:

Potassium binding site 1 out of 1 in 7g2s

Go back to Potassium Binding Sites List in 7g2s
Potassium binding site 1 out of 1 in the Crystal Structure of Rat Autotaxin in Complex with 4-[2-Oxo-2-[4-[[4- (Trifluoromethyl)Phenyl]Methyl]-7,8-Dihydro-5H-Pyrido[4,3- D]Pyrimidin-6-Yl]Ethyl]Sulfanylbenzenesulfonamide, I.E. Smiles C1(C(F)(F)F)Ccc(CC2C3CN(C(=O)CSC4CCC(S(=O)(=O)N)CC4)CCC3NCN2)CC1 with IC50=3.44948 Microm


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 Rat Autotaxin in Complex with 4-[2-Oxo-2-[4-[[4- (Trifluoromethyl)Phenyl]Methyl]-7,8-Dihydro-5H-Pyrido[4,3- D]Pyrimidin-6-Yl]Ethyl]Sulfanylbenzenesulfonamide, I.E. Smiles C1(C(F)(F)F)Ccc(CC2C3CN(C(=O)CSC4CCC(S(=O)(=O)N)CC4)CCC3NCN2)CC1 with IC50=3.44948 Microm within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K904

b:25.0
occ:1.00
 O A:MET675 2.3 22.7 1.0
O A:ASP672 2.3 26.4 1.0
O A:TYR669 2.3 24.7 1.0
O A:HOH1296 2.4 27.6 1.0
O A:HOH1397 2.4 29.4 1.0
O A:HOH1366 2.5 35.7 1.0
C A:MET675 3.4 24.0 1.0
C A:TYR669 3.5 24.7 1.0
C A:ASP672 3.5 27.4 1.0
N A:MET675 4.2 26.1 1.0
CA A:TYR669 4.2 22.8 1.0
O A:HOH1435 4.3 35.7 1.0
CA A:LYS673 4.3 31.0 1.0
N A:SER676 4.3 20.5 1.0
C A:LYS673 4.3 31.2 1.0
CA A:MET675 4.4 22.6 1.0
N A:LYS673 4.4 26.3 1.0
O A:LYS670 4.4 29.3 1.0
CA A:SER676 4.4 18.9 1.0
N A:LYS670 4.4 23.0 1.0
CA A:ASP672 4.5 26.1 1.0
O A:LYS673 4.5 35.4 1.0
N A:ASP672 4.6 26.7 1.0
CA A:LYS670 4.6 27.6 1.0
CB A:TYR669 4.6 22.1 1.0
C A:LYS670 4.6 27.0 1.0
CB A:ASP672 4.7 25.3 1.0
N A:GLN674 4.7 28.6 1.0
C A:GLN674 4.9 28.6 1.0

Reference:

D.Hunziker, S.C.Joachim, C.Ullmer, M.G.Rudolph. Crystal Structure of A Rat Autotaxin Complex To Be Published.
Page generated: Sat Aug 9 13:20:22 2025

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