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Calcium in PDB 7o83: KRASG12C Ligand Complex

Protein crystallography data

The structure of KRASG12C Ligand Complex, PDB code: 7o83 was solved by C.Phillips, J.Breed, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 37.85 / 2.38
Space group P 1
Cell size a, b, c (Å), α, β, γ (°) 33.509, 39.227, 65.721, 96.39, 95.01, 103.15
R / Rfree (%) 22.3 / 29.1

Other elements in 7o83:

The structure of KRASG12C Ligand Complex also contains other interesting chemical elements:

Magnesium (Mg) 2 atoms
Chlorine (Cl) 2 atoms

Calcium Binding Sites:

The binding sites of Calcium atom in the KRASG12C Ligand Complex (pdb code 7o83). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the KRASG12C Ligand Complex, PDB code: 7o83:

Calcium binding site 1 out of 1 in 7o83

Go back to Calcium Binding Sites List in 7o83
Calcium binding site 1 out of 1 in the KRASG12C Ligand Complex


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of KRASG12C Ligand Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca204

b:27.1
occ:1.00
OE1 A:GLU63 2.3 20.6 1.0
OE2 A:GLU63 2.8 22.3 1.0
CD A:GLU63 2.9 19.8 1.0
CG A:GLU63 4.4 18.1 1.0
OE1 A:GLN61 4.4 14.9 1.0

Reference:

J.G.Kettle, S.K.Bagal, S.Bickerton, M.S.Bodnarchuk, S.Boyd, J.Breed, R.J.Carbajo, D.J.Cassar, A.Chakraborty, S.Cosulich, I.Cumming, M.Davies, N.L.Davies, A.Eatherton, L.Evans, L.Feron, S.Fillery, E.S.Gleave, F.W.Goldberg, L.Hanson, S.Harlfinger, M.Howard, R.Howells, A.Jackson, P.Kemmitt, G.Lamont, S.Lamont, H.J.Lewis, L.Liu, M.J.Niedbala, C.Phillips, R.Polanski, P.Raubo, G.Robb, D.M.Robinson, S.Ross, M.G.Sanders, M.Tonge, R.Whiteley, S.Wilkinson, J.Yang, W.Zhang. Discovery of AZD4625, A Covalent Allosteric Inhibitor of the Mutant Gtpase Kras G12C . J.Med.Chem. V. 65 6940 2022.
ISSN: ISSN 0022-2623
PubMed: 35471939
DOI: 10.1021/ACS.JMEDCHEM.2C00369
Page generated: Wed Jul 9 23:49:22 2025

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