Magnesium in PDB 8tbf: Tricomplex of Rmc-7977, Kras Wt, and Cypa

All present enzymatic activity of Tricomplex of Rmc-7977, Kras Wt, and Cypa:
3.6.5.2; 5.2.1.8;

The structure of Tricomplex of Rmc-7977, Kras Wt, and Cypa, PDB code: 8tbf was solved by A.C.A.Tomlinson, A.Chen, J.E.Knox, J.K.Yano, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	58.29 / 1.50
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	65.757, 84.24, 125.98, 90, 90, 90
R / Rfree (%)	17.8 / 21

The binding sites of Magnesium atom in the Tricomplex of Rmc-7977, Kras Wt, and Cypa (pdb code 8tbf). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the Tricomplex of Rmc-7977, Kras Wt, and Cypa, PDB code: 8tbf:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Tricomplex of Rmc-7977, Kras Wt, and Cypa


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Tricomplex of Rmc-7977, Kras Wt, and Cypa within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg202 b:11.2 occ:1.00 O1G A:GNP201 2.0 11.7 1.0 O A:HOH366 2.1 12.1 1.0 OG A:SER17 2.1 10.7 1.0 O A:HOH332 2.1 11.8 1.0 OG1 A:THR35 2.1 12.2 1.0 O2B A:GNP201 2.1 11.3 1.0 CB A:THR35 3.1 10.8 1.0 CB A:SER17 3.1 11.3 1.0 PG A:GNP201 3.2 11.8 1.0 PB A:GNP201 3.2 12.4 1.0 N3B A:GNP201 3.5 11.4 1.0 N A:THR35 3.7 11.6 1.0 N A:SER17 3.9 9.5 1.0 CA A:THR35 4.0 10.4 1.0 CA A:SER17 4.1 9.2 1.0 O2G A:GNP201 4.1 12.6 1.0 OD2 A:ASP57 4.1 14.9 1.0 O2A A:GNP201 4.2 13.7 1.0 CG2 A:THR35 4.2 12.2 1.0 OD1 A:ASP57 4.2 14.4 1.0 O1B A:GNP201 4.3 11.7 1.0 O3A A:GNP201 4.3 12.2 1.0 O A:HOH413 4.3 28.4 1.0 O3G A:GNP201 4.3 13.5 1.0 O A:ASP33 4.4 13.7 1.0 CG A:ASP57 4.5 12.6 1.0 O A:THR58 4.5 12.3 1.0 PA A:GNP201 4.5 12.3 1.0 O1A A:GNP201 4.7 12.5 1.0 C A:PRO34 4.7 12.0 1.0 CB A:LYS16 4.8 11.6 1.0 CA A:PRO34 4.9 14.6 1.0 CE A:LYS16 4.9 13.2 1.0 C A:LYS16 4.9 10.5 1.0

Magnesium binding site 2 out of 2 in the Tricomplex of Rmc-7977, Kras Wt, and Cypa


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Tricomplex of Rmc-7977, Kras Wt, and Cypa within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg202 b:17.3 occ:1.00 OG1 B:THR35 1.9 20.3 1.0 OG B:SER17 2.0 18.1 1.0 O2B B:GNP201 2.0 21.4 1.0 O1G B:GNP201 2.0 17.6 1.0 O B:HOH334 2.0 20.9 1.0 O B:HOH329 2.2 19.0 1.0 CB B:THR35 3.0 19.6 1.0 CB B:SER17 3.1 20.8 1.0 PB B:GNP201 3.2 20.5 1.0 PG B:GNP201 3.3 20.8 1.0 N3B B:GNP201 3.4 21.1 1.0 N B:THR35 3.7 20.8 1.0 N B:SER17 3.9 22.7 1.0 CA B:THR35 3.9 19.1 1.0 OD2 B:ASP57 3.9 20.4 1.0 CG2 B:THR35 4.0 19.3 1.0 CA B:SER17 4.0 18.5 1.0 O2G B:GNP201 4.1 17.6 1.0 O2A B:GNP201 4.2 22.6 1.0 OD1 B:ASP57 4.2 18.7 1.0 O B:HOH389 4.2 35.8 1.0 O1B B:GNP201 4.3 12.2 1.0 O3A B:GNP201 4.3 20.9 1.0 O3G B:GNP201 4.3 22.7 1.0 O B:ASP33 4.4 23.5 1.0 CG B:ASP57 4.4 18.2 1.0 O B:THR58 4.5 17.6 1.0 PA B:GNP201 4.6 19.4 1.0 O1A B:GNP201 4.6 19.1 1.0 C B:PRO34 4.7 22.4 1.0 O B:HOH454 4.9 28.8 1.0 CB B:LYS16 4.9 18.5 1.0 CA B:PRO34 5.0 27.0 1.0 C B:LYS16 5.0 18.5 1.0 CE B:LYS16 5.0 19.1 1.0

A.C.A.Tomlinson, J.E.Knox, A.Chen, J.K.Yano. Concurrent Inhibition of Oncogenic and Wild-Type Ras-Gtp For Cancer Therapy To Be Published.