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Zinc in PDB 7eh1: Thermus Thermophilus Transcription Initiation Complex Containing A Template-Strand Purine at Position Tss-2, Gpg Rna Primer, and Cmpcpp

Enzymatic activity of Thermus Thermophilus Transcription Initiation Complex Containing A Template-Strand Purine at Position Tss-2, Gpg Rna Primer, and Cmpcpp

All present enzymatic activity of Thermus Thermophilus Transcription Initiation Complex Containing A Template-Strand Purine at Position Tss-2, Gpg Rna Primer, and Cmpcpp:
2.7.7.6;

Protein crystallography data

The structure of Thermus Thermophilus Transcription Initiation Complex Containing A Template-Strand Purine at Position Tss-2, Gpg Rna Primer, and Cmpcpp, PDB code: 7eh1 was solved by L.Li, Y.Zhang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 25.27 / 2.90
Space group C 1 2 1
Cell size a, b, c (Å), α, β, γ (°) 184.124, 103.319, 295.646, 90, 98.96, 90
R / Rfree (%) 19.1 / 25.3

Other elements in 7eh1:

The structure of Thermus Thermophilus Transcription Initiation Complex Containing A Template-Strand Purine at Position Tss-2, Gpg Rna Primer, and Cmpcpp also contains other interesting chemical elements:

Magnesium (Mg) 5 atoms

Zinc Binding Sites:

The binding sites of Zinc atom in the Thermus Thermophilus Transcription Initiation Complex Containing A Template-Strand Purine at Position Tss-2, Gpg Rna Primer, and Cmpcpp (pdb code 7eh1). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 2 binding sites of Zinc where determined in the Thermus Thermophilus Transcription Initiation Complex Containing A Template-Strand Purine at Position Tss-2, Gpg Rna Primer, and Cmpcpp, PDB code: 7eh1:
Jump to Zinc binding site number: 1; 2;

Zinc binding site 1 out of 2 in 7eh1

Go back to Zinc Binding Sites List in 7eh1
Zinc binding site 1 out of 2 in the Thermus Thermophilus Transcription Initiation Complex Containing A Template-Strand Purine at Position Tss-2, Gpg Rna Primer, and Cmpcpp


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Thermus Thermophilus Transcription Initiation Complex Containing A Template-Strand Purine at Position Tss-2, Gpg Rna Primer, and Cmpcpp within 5.0Å range:
probe atom residue distance (Å) B Occ
D:Zn2001

b:24.3
occ:1.00
SG D:CYS1194 2.1 19.2 1.0
SG D:CYS1201 2.2 23.6 1.0
SG D:CYS1112 2.3 19.7 1.0
SG D:CYS1204 2.4 20.9 1.0
CB D:CYS1194 3.0 16.8 1.0
CB D:CYS1201 3.2 20.6 1.0
CB D:CYS1204 3.3 17.4 1.0
CA D:CYS1194 3.4 17.8 1.0
CB D:CYS1112 3.5 21.2 1.0
N D:GLN1195 3.9 16.7 1.0
OG1 D:THR1196 3.9 26.3 1.0
N D:CYS1201 4.0 19.9 1.0
N D:CYS1112 4.0 22.1 1.0
CG2 D:THR1114 4.0 21.8 1.0
NH2 D:ARG1189 4.1 22.9 1.0
CA D:CYS1201 4.2 21.4 1.0
C D:CYS1194 4.2 17.4 1.0
CA D:CYS1112 4.3 17.4 1.0
N D:CYS1204 4.4 23.6 1.0
CA D:CYS1204 4.5 20.7 1.0
N D:THR1196 4.6 19.1 1.0
N D:CYS1194 4.6 15.2 1.0
C D:CYS1201 4.9 20.6 1.0

Zinc binding site 2 out of 2 in 7eh1

Go back to Zinc Binding Sites List in 7eh1
Zinc binding site 2 out of 2 in the Thermus Thermophilus Transcription Initiation Complex Containing A Template-Strand Purine at Position Tss-2, Gpg Rna Primer, and Cmpcpp


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Thermus Thermophilus Transcription Initiation Complex Containing A Template-Strand Purine at Position Tss-2, Gpg Rna Primer, and Cmpcpp within 5.0Å range:
probe atom residue distance (Å) B Occ
D:Zn2002

b:61.8
occ:1.00
SG D:CYS76 2.2 50.0 1.0
SG D:CYS58 2.3 68.1 1.0
SG D:CYS60 2.4 55.6 1.0
SG D:CYS73 2.4 73.4 1.0
CB D:CYS73 3.1 64.1 1.0
CB D:CYS58 3.2 60.3 1.0
CB D:CYS76 3.7 61.2 1.0
N D:CYS60 3.9 60.6 1.0
CD1 D:TYR63 3.9 64.0 1.0
CB D:CYS60 3.9 58.0 1.0
N D:LYS62 4.2 56.1 1.0
N D:GLY61 4.2 58.8 1.0
N D:ALA59 4.2 39.8 1.0
N D:CYS76 4.2 66.2 1.0
CB D:LYS62 4.3 69.4 1.0
CA D:CYS60 4.4 61.4 1.0
CA D:CYS58 4.4 46.7 1.0
CE1 D:TYR63 4.4 67.7 1.0
C D:CYS58 4.4 42.3 1.0
CA D:CYS76 4.5 66.8 1.0
CA D:CYS73 4.5 58.3 1.0
N D:TYR63 4.7 68.6 1.0
CA D:LYS62 4.8 63.9 1.0
C D:CYS60 4.8 65.7 1.0
CB D:ARG75 4.8 59.8 1.0
C D:ALA59 4.9 58.2 1.0
C D:ARG75 4.9 62.5 1.0

Reference:

K.S.Skalenko, L.Li, Y.Zhang, I.O.Vvedenskaya, J.T.Winkelman, A.L.Cope, D.M.Taylor, P.Shah, R.H.Ebright, J.B.Kinney, Y.Zhang, B.E.Nickels. Promoter-Sequence Determinants and Structural Basis of Primer-Dependent Transcription Initiation in Escherichia Coli . Proc.Natl.Acad.Sci.Usa V. 118 2021.
ISSN: ESSN 1091-6490
PubMed: 34187896
DOI: 10.1073/PNAS.2106388118
Page generated: Tue Oct 29 19:49:07 2024

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