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Magnesium in PDB 1i6v: Thermus Aquaticus Core Rna Polymerase-Rifampicin Complex

Enzymatic activity of Thermus Aquaticus Core Rna Polymerase-Rifampicin Complex

All present enzymatic activity of Thermus Aquaticus Core Rna Polymerase-Rifampicin Complex:
2.7.7.6;

Protein crystallography data

The structure of Thermus Aquaticus Core Rna Polymerase-Rifampicin Complex, PDB code: 1i6v was solved by E.A.Campbell, N.Korzheva, A.Mustaev, K.Murakami, A.Goldfarb, S.A.Darst, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 8.00 / 3.30
Space group P 41 21 2
Cell size a, b, c (Å), α, β, γ (°) 199.450, 199.450, 289.130, 90.00, 90.00, 90.00
R / Rfree (%) 27.6 / 35.9

Other elements in 1i6v:

The structure of Thermus Aquaticus Core Rna Polymerase-Rifampicin Complex also contains other interesting chemical elements:

Zinc (Zn) 1 atom

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Thermus Aquaticus Core Rna Polymerase-Rifampicin Complex (pdb code 1i6v). 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 Thermus Aquaticus Core Rna Polymerase-Rifampicin Complex, PDB code: 1i6v:

Magnesium binding site 1 out of 1 in 1i6v

Go back to Magnesium Binding Sites List in 1i6v
Magnesium binding site 1 out of 1 in the Thermus Aquaticus Core Rna Polymerase-Rifampicin Complex


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Thermus Aquaticus Core Rna Polymerase-Rifampicin Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
D:Mg1600

b:0.1
occ:1.00
OD1 D:ASP743 2.4 41.5 1.0
OD1 D:ASP741 2.5 68.3 1.0
CG D:ASP743 3.1 39.9 1.0
OD2 D:ASP743 3.4 39.9 1.0
CG D:ASP741 3.6 65.5 1.0
N D:ASP743 4.0 27.4 1.0
O D:ASP739 4.0 24.0 1.0
OD2 D:ASP741 4.1 67.1 1.0
CB D:ASP743 4.2 37.9 1.0
CA D:ASP743 4.3 27.2 1.0
O D:ASP741 4.4 6.4 1.0
OD1 D:ASP739 4.4 29.9 1.0
C D:ASP741 4.4 6.4 1.0
C D:GLY742 4.4 46.6 1.0
N D:GLY742 4.6 44.7 1.0
N D:ASP741 4.8 6.4 1.0
CB D:ASP741 4.8 61.8 1.0
CA D:GLY742 4.8 46.1 1.0
NH2 D:ARG704 4.9 62.5 1.0
NH1 D:ARG704 4.9 63.6 1.0
CA D:ASP741 4.9 6.4 1.0
O D:GLY742 5.0 46.8 1.0

Reference:

E.A.Campbell, N.Korzheva, A.Mustaev, K.Murakami, S.Nair, A.Goldfarb, S.A.Darst. Structural Mechanism For Rifampicin Inhibition of Bacterial Rna Polymerase. Cell(Cambridge,Mass.) V. 104 901 2001.
ISSN: ISSN 0092-8674
PubMed: 11290327
DOI: 10.1016/S0092-8674(01)00286-0
Page generated: Mon Dec 14 06:02:22 2020

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