Cobalt in PDB 2vke: Tet Repressor Class D Complexed with Cobalt and Tetracycline

The structure of Tet Repressor Class D Complexed with Cobalt and Tetracycline, PDB code: 2vke was solved by G.J.Palm, W.Hinrichs, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	62.87 / 1.62
Space group	I 41 2 2
Cell size a, b, c (Å), α, β, γ (°)	67.014, 67.014, 180.806, 90.00, 90.00, 90.00
R / Rfree (%)	24.5 / 29.7

The structure of Tet Repressor Class D Complexed with Cobalt and Tetracycline also contains other interesting chemical elements:

Chlorine

(Cl)

3 atoms

The binding sites of Cobalt atom in the Tet Repressor Class D Complexed with Cobalt and Tetracycline (pdb code 2vke). This binding sites where shown within 5.0 Angstroms radius around Cobalt atom.
In total only one binding site of Cobalt was determined in the Tet Repressor Class D Complexed with Cobalt and Tetracycline, PDB code: 2vke:

Cobalt binding site 1 out of 1 in the Tet Repressor Class D Complexed with Cobalt and Tetracycline


Mono view


Stereo pair view

A full contact list of Cobalt with other atoms in the Co binding site number 1 of Tet Repressor Class D Complexed with Cobalt and Tetracycline within 5.0Å range: probe atom residue distance (Å) B Occ A:Co223 b:33.5 occ:1.00 O A:HOH224 1.8 28.7 1.0 O12 A:TAC222 1.9 32.8 1.0 O A:HOH225 2.1 31.6 1.0 NE2 A:HIS100 2.1 30.0 1.0 O11 A:TAC222 2.2 34.6 1.0 O A:HOH226 2.3 33.0 1.0 C12 A:TAC222 2.9 34.6 1.0 CE1 A:HIS100 3.0 32.5 1.0 C11 A:TAC222 3.1 35.7 1.0 CD2 A:HIS100 3.2 29.1 1.0 C1B A:TAC222 3.3 31.6 1.0 O A:HOH2108 3.9 35.2 1.0 O10 A:TAC222 4.0 28.9 1.0 OG1 A:THR103 4.0 33.4 1.0 O A:THR103 4.1 29.5 1.0 ND1 A:HIS100 4.2 28.9 1.0 O1C A:TAC222 4.2 30.8 1.0 C1C A:TAC222 4.2 34.4 1.0 CG A:HIS100 4.3 30.9 1.0 C1A A:TAC222 4.4 30.5 1.0 O A:HOH2074 4.5 26.1 1.0 C10 A:TAC222 4.8 32.8 1.0 C A:THR103 4.8 31.6 1.0 C51 A:TAC222 4.9 32.1 1.0 O A:HOH2075 4.9 44.6 1.0

G.J.Palm, T.Lederer, P.Orth, W.Saenger, M.Takahashi, W.Hillen, W.Hinrichs. Specific Binding of Divalent Metal Ions to Tetracycline and to the Tet Repressor/Tetracycline Complex. J.Biol.Inorg.Chem. V. 13 1097 2008.
ISSN: ISSN 0949-8257
PubMed: 18548290
DOI: 10.1007/S00775-008-0395-2