Zinc in PDB 1t2t: Crystal Structure of the Dna-Binding Domain of Intron Endonuclease I-Tevi with Operator Site

The structure of Crystal Structure of the Dna-Binding Domain of Intron Endonuclease I-Tevi with Operator Site, PDB code: 1t2t was solved by D.R.Edgell, V.Derbyshire, P.Van Roey, S.Labonne, M.J.Stanger, Z.Li, T.M.Boyd, D.A.Shub, M.Belfort, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	29.81 / 2.50
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	54.660, 64.890, 42.810, 90.00, 90.48, 90.00
R / Rfree (%)	23.8 / 27.4

The binding sites of Zinc atom in the Crystal Structure of the Dna-Binding Domain of Intron Endonuclease I-Tevi with Operator Site (pdb code 1t2t). 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 Crystal Structure of the Dna-Binding Domain of Intron Endonuclease I-Tevi with Operator Site, PDB code: 1t2t:

Zinc binding site 1 out of 1 in the Crystal Structure of the Dna-Binding Domain of Intron Endonuclease I-Tevi with Operator Site


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Crystal Structure of the Dna-Binding Domain of Intron Endonuclease I-Tevi with Operator Site within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn100 b:45.1 occ:1.00 SG A:CYS167 2.1 47.8 1.0 SG A:CYS164 2.4 51.6 1.0 SG A:CYS151 2.5 49.8 1.0 SG A:CYS153 2.5 53.7 1.0 CB A:CYS153 3.0 52.4 1.0 CB A:CYS167 3.2 47.0 1.0 CB A:CYS164 3.2 49.1 1.0 CB A:CYS151 3.6 50.2 1.0 N A:CYS164 3.9 49.1 1.0 N A:CYS153 3.9 52.0 1.0 N A:CYS167 4.0 47.3 1.0 CA A:CYS153 4.1 52.7 1.0 CA A:CYS164 4.1 49.5 1.0 CG2 A:VAL155 4.1 53.8 1.0 CA A:CYS167 4.2 47.0 1.0 CG2 A:THR163 4.2 48.8 1.0 C A:CYS164 4.8 49.1 1.0 O A:CYS164 4.8 49.5 1.0 N A:LYS152 4.9 50.6 1.0 C A:CYS153 4.9 53.3 1.0 CA A:CYS151 4.9 51.0 1.0 C A:LYS166 4.9 48.2 1.0 C A:CYS151 5.0 51.1 1.0

D.R.Edgell, V.Derbyshire, P.Van Roey, S.Labonne, M.J.Stanger, Z.Li, T.M.Boyd, D.A.Shub, M.Belfort. Intron-Encoded Homing Endonuclease I-Tevi Also Functions As A Transcriptional Autorepressor. Nat.Struct.Mol.Biol. V. 11 936 2004.
ISSN: ISSN 1545-9993
PubMed: 15361856
DOI: 10.1038/NSMB823