Magnesium in PDB 7rpz: Kras G12D in Complex with Mrtx-1133

All present enzymatic activity of Kras G12D in Complex with Mrtx-1133:
3.6.5.2;

The structure of Kras G12D in Complex with Mrtx-1133, PDB code: 7rpz was solved by R.J.Gunn, N.C.Thomas, W.Xiaolun, J.D.Lawson, M.A.Marx, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	36.43 / 1.30
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	39.868, 51.757, 89.611, 90, 90, 90
R / Rfree (%)	14.9 / 17.1

The structure of Kras G12D in Complex with Mrtx-1133 also contains other interesting chemical elements:

Fluorine

(F)

3 atoms

The binding sites of Magnesium atom in the Kras G12D in Complex with Mrtx-1133 (pdb code 7rpz). 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 Kras G12D in Complex with Mrtx-1133, PDB code: 7rpz:

Magnesium binding site 1 out of 1 in the Kras G12D in Complex with Mrtx-1133


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Kras G12D in Complex with Mrtx-1133 within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg203 b:8.8 occ:1.00 O3B A:GDP201 2.0 8.8 1.0 O A:HOH322 2.1 9.3 1.0 OG A:SER17 2.1 8.5 1.0 O A:HOH326 2.1 9.7 1.0 O A:HOH329 2.1 9.5 1.0 O A:HOH373 2.1 10.1 1.0 CB A:SER17 3.2 8.2 1.0 PB A:GDP201 3.3 8.9 1.0 O1B A:GDP201 3.6 8.9 1.0 N A:SER17 3.9 7.7 1.0 OD2 A:ASP57 4.0 9.5 1.0 CA A:SER17 4.1 8.3 1.0 O1A A:GDP201 4.1 9.9 1.0 OD1 A:ASP57 4.2 9.1 1.0 O A:PRO34 4.2 12.0 1.0 O A:ASP33 4.3 12.7 1.0 CD1 A:TYR32 4.3 10.5 1.0 O2B A:GDP201 4.3 8.7 1.0 O3A A:GDP201 4.4 9.3 1.0 CA A:PRO34 4.5 13.7 1.0 CG A:ASP57 4.5 9.2 1.0 O A:HOH369 4.5 9.4 1.0 PA A:GDP201 4.6 9.7 1.0 O A:THR58 4.6 9.6 1.0 CB A:ALA59 4.6 11.2 1.0 C A:PRO34 4.6 11.7 1.0 O A:ILE36 4.7 9.8 1.0 CE1 A:TYR32 4.7 12.0 1.0 O2A A:GDP201 4.7 9.8 1.0 O A:TYR32 5.0 14.2 1.0 CB A:LYS16 5.0 7.6 1.0 C A:LYS16 5.0 7.2 1.0

X.Wang, S.Allen, J.F.Blake, V.Bowcut, D.M.Briere, A.Calinisan, J.R.Dahlke, J.B.Fell, J.P.Fischer, R.J.Gunn, J.Hallin, J.Laguer, J.D.Lawson, J.Medwid, B.Newhouse, P.Nguyen, J.M.O'leary, P.Olson, S.Pajk, L.Rahbaek, M.Rodriguez, C.R.Smith, T.P.Tang, N.C.Thomas, D.Vanderpool, G.P.Vigers, J.G.Christensen, M.A.Marx. Identification of MRTX1133, A Noncovalent, Potent, and Selective Kras G12D Inhibitor. J.Med.Chem. 2021.
ISSN: ISSN 0022-2623
PubMed: 34889605
DOI: 10.1021/ACS.JMEDCHEM.1C01688