Magnesium in PDB 1y1v: Refined Rna Polymerase II-Tfiis Complex

All present enzymatic activity of Refined Rna Polymerase II-Tfiis Complex:
2.7.7.6;

The structure of Refined Rna Polymerase II-Tfiis Complex, PDB code: 1y1v was solved by H.Kettenberger, K.-J.Armache, P.Cramer, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 3.80
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	218.900, 395.300, 281.000, 90.00, 90.00, 90.00
R / Rfree (%)	28.2 / 29.4

The structure of Refined Rna Polymerase II-Tfiis Complex also contains other interesting chemical elements:

Zinc

(Zn)

9 atoms

The binding sites of Magnesium atom in the Refined Rna Polymerase II-Tfiis Complex (pdb code 1y1v). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the Refined Rna Polymerase II-Tfiis Complex, PDB code: 1y1v:

Magnesium binding site 1 out of 1 in the Refined Rna Polymerase II-Tfiis Complex


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Refined Rna Polymerase II-Tfiis Complex within 5.0Å range: probe atom residue distance (Å) B Occ S:Mg1 b:91.2 occ:1.00 OD2 S:ASP290 3.1 99.9 1.0 OD1 A:ASP481 3.8 67.9 1.0 NH2 A:ARG446 4.1 48.2 1.0 CG S:ASP290 4.2 96.4 1.0 OD1 A:ASP483 4.2 57.9 1.0 OD1 A:ASP485 4.3 45.3 1.0 OD1 S:ASP290 4.5 0.0 1.0 OD2 A:ASP485 4.6 45.4 1.0 CG A:ASP481 4.6 63.1 1.0 OD2 A:ASP483 4.6 56.1 1.0 OD2 A:ASP481 4.7 63.5 1.0 OE2 S:GLU291 4.8 94.0 1.0 CG A:ASP483 4.9 55.9 1.0 CG A:ASP485 4.9 45.4 1.0 OG S:SER288 4.9 85.0 1.0

H.Kettenberger, K.J.Armache, P.Cramer. Complete Rna Polymerase II Elongation Complex Structure and Its Interactions with Ntp and Tfiis. Mol.Cell V. 16 955 2004.
ISSN: ISSN 1097-2765
PubMed: 15610738
DOI: 10.1016/J.MOLCEL.2004.11.040