Calcium in PDB 7o3r: 14-3-3 Sigma with Rela/P65 Binding Site PS45 and Covalently Bound TCF521-042

The structure of 14-3-3 Sigma with Rela/P65 Binding Site PS45 and Covalently Bound TCF521-042, PDB code: 7o3r was solved by M.Wolter, C.Ottmann, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	34.47 / 1.80
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	82.53, 112.521, 62.686, 90, 90, 90
R / Rfree (%)	18.1 / 21.5

The structure of 14-3-3 Sigma with Rela/P65 Binding Site PS45 and Covalently Bound TCF521-042 also contains other interesting chemical elements:

Chlorine

(Cl)

2 atoms

The binding sites of Calcium atom in the 14-3-3 Sigma with Rela/P65 Binding Site PS45 and Covalently Bound TCF521-042 (pdb code 7o3r). 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 14-3-3 Sigma with Rela/P65 Binding Site PS45 and Covalently Bound TCF521-042, PDB code: 7o3r:

Calcium binding site 1 out of 1 in the 14-3-3 Sigma with Rela/P65 Binding Site PS45 and Covalently Bound TCF521-042


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of 14-3-3 Sigma with Rela/P65 Binding Site PS45 and Covalently Bound TCF521-042 within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca303 b:15.6 occ:0.43 O A:HOH585 2.4 30.4 1.0 OE1 A:GLU2 2.4 15.7 1.0 O A:HOH476 2.5 14.0 1.0 O A:HOH627 2.7 36.8 1.0 CD A:GLU2 3.4 15.9 1.0 OE2 A:GLU2 3.8 15.4 1.0 O A:HOH565 4.3 10.1 1.0 O A:HOH485 4.5 11.2 1.0 CG A:GLU2 4.7 10.5 1.0 CA A:GLU2 4.9 10.9 1.0 O A:HOH472 5.0 23.1 1.0 N A:ARG3 5.0 8.6 1.0

M.Wolter, D.Valenti, P.J.Cossar, S.Hristeva, L.M.Levy, T.Genski, T.Hoffmann, L.Brunsveld, D.Tzalis, C.Ottmann. An Exploration of Chemical Properties Required For Cooperative Stabilization of the 14-3-3 Interaction with Nf-Kappa B-Utilizing A Reversible Covalent Tethering Approach. J.Med.Chem. 2021.
ISSN: ISSN 0022-2623
PubMed: 34076416
DOI: 10.1021/ACS.JMEDCHEM.1C00401