Zinc in PDB 1qf6: Structure of E. Coli Threonyl-Trna Synthetase Complexed with Its Cognate Trna

All present enzymatic activity of Structure of E. Coli Threonyl-Trna Synthetase Complexed with Its Cognate Trna:
6.1.1.3;

The structure of Structure of E. Coli Threonyl-Trna Synthetase Complexed with Its Cognate Trna, PDB code: 1qf6 was solved by R.Sankaranarayanan, A.C.Dock-Bregeon, B.Rees, D.Moras, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 2.90
Space group	P 31 2 1
Cell size a, b, c (Å), α, β, γ (°)	162.670, 162.670, 128.570, 90.00, 90.00, 120.00
R / Rfree (%)	19.5 / 23.9

The binding sites of Zinc atom in the Structure of E. Coli Threonyl-Trna Synthetase Complexed with Its Cognate Trna (pdb code 1qf6). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total only one binding site of Zinc was determined in the Structure of E. Coli Threonyl-Trna Synthetase Complexed with Its Cognate Trna, PDB code: 1qf6:

Zinc binding site 1 out of 1 in the Structure of E. Coli Threonyl-Trna Synthetase Complexed with Its Cognate Trna


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Structure of E. Coli Threonyl-Trna Synthetase Complexed with Its Cognate Trna within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn1001 b:38.5 occ:1.00 NE2 A:HIS385 2.2 35.4 1.0 SG A:CYS334 2.3 38.7 1.0 ND1 A:HIS511 2.4 42.1 1.0 O A:HOH1123 3.1 25.0 1.0 CD2 A:HIS385 3.1 38.6 1.0 CE1 A:HIS385 3.1 38.9 1.0 CG A:HIS511 3.2 41.6 1.0 CB A:HIS511 3.3 38.1 1.0 CE1 A:HIS511 3.5 43.8 1.0 CB A:CYS334 3.8 39.9 1.0 OD2 A:ASP383 3.9 56.2 1.0 ND1 A:HIS385 4.2 36.7 1.0 CG A:HIS385 4.2 37.2 1.0 CA A:CYS334 4.3 39.8 1.0 CA A:HIS511 4.3 34.9 1.0 N A:CYS334 4.4 41.0 1.0 CD2 A:HIS511 4.4 42.4 1.0 NE2 A:HIS511 4.5 47.2 1.0

R.Sankaranarayanan, A.C.Dock-Bregeon, P.Romby, J.Caillet, M.Springer, B.Rees, C.Ehresmann, B.Ehresmann, D.Moras. The Structure of Threonyl-Trna Synthetase-Trna(Thr) Complex Enlightens Its Repressor Activity and Reveals An Essential Zinc Ion in the Active Site Cell(Cambridge,Mass.) V. 97 371 1999.
ISSN: ISSN 0092-8674
PubMed: 10319817
DOI: 10.1016/S0092-8674(00)80746-1