Zinc in PDB 4a3b: Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid
Enzymatic activity of Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid
All present enzymatic activity of Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid:
2.7.7.6;
Protein crystallography data
The structure of Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid, PDB code: 4a3b
was solved by
A.C.M.Cheung,
S.Sainsbury,
P.Cramer,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
48.89 /
3.50
|
Space group
|
C 2 2 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
222.090,
392.970,
281.840,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
16.6 /
19.7
|
Other elements in 4a3b:
The structure of Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid also contains other interesting chemical elements:
Zinc Binding Sites:
The binding sites of Zinc atom in the Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid
(pdb code 4a3b). This binding sites where shown within
5.0 Angstroms radius around Zinc atom.
In total 8 binding sites of Zinc where determined in the
Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid, PDB code: 4a3b:
Jump to Zinc binding site number:
1;
2;
3;
4;
5;
6;
7;
8;
Zinc binding site 1 out
of 8 in 4a3b
Go back to
Zinc Binding Sites List in 4a3b
Zinc binding site 1 out
of 8 in the Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 1 of Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn2456
b:0.0
occ:1.00
|
SG
|
A:CYS110
|
2.3
|
0.1
|
1.0
|
SG
|
A:CYS148
|
2.4
|
0.4
|
1.0
|
SG
|
A:CYS107
|
2.4
|
0.1
|
1.0
|
SG
|
A:CYS167
|
2.5
|
0.5
|
1.0
|
CB
|
A:CYS167
|
2.8
|
0.3
|
1.0
|
CB
|
A:CYS110
|
3.0
|
0.6
|
1.0
|
CB
|
A:CYS107
|
3.3
|
0.8
|
1.0
|
CB
|
A:CYS148
|
3.4
|
0.6
|
1.0
|
N
|
A:CYS110
|
3.6
|
0.9
|
1.0
|
CA
|
A:CYS110
|
3.8
|
0.7
|
1.0
|
O
|
A:GLY166
|
3.9
|
0.8
|
1.0
|
CA
|
A:CYS167
|
4.0
|
0.2
|
1.0
|
O
|
A:CYS167
|
4.2
|
0.9
|
1.0
|
C
|
A:CYS167
|
4.2
|
0.0
|
1.0
|
C
|
A:CYS110
|
4.7
|
0.8
|
1.0
|
C
|
A:HIS109
|
4.7
|
0.9
|
1.0
|
CA
|
A:CYS107
|
4.8
|
0.9
|
1.0
|
C
|
A:GLY166
|
4.8
|
0.8
|
1.0
|
N
|
A:CYS167
|
4.8
|
0.4
|
1.0
|
CA
|
A:CYS148
|
4.8
|
0.4
|
1.0
|
N
|
A:GLY111
|
4.8
|
0.9
|
1.0
|
CB
|
A:HIS109
|
4.9
|
0.2
|
1.0
|
|
Zinc binding site 2 out
of 8 in 4a3b
Go back to
Zinc Binding Sites List in 4a3b
Zinc binding site 2 out
of 8 in the Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 2 of Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn2457
b:81.1
occ:1.00
|
NE2
|
A:HIS80
|
2.2
|
0.8
|
1.0
|
CD2
|
A:HIS80
|
2.4
|
0.2
|
1.0
|
SG
|
A:CYS70
|
2.5
|
0.6
|
1.0
|
SG
|
A:CYS67
|
2.5
|
0.9
|
1.0
|
SG
|
A:CYS77
|
2.5
|
98.6
|
1.0
|
CB
|
A:CYS70
|
3.3
|
0.7
|
1.0
|
CB
|
A:CYS67
|
3.4
|
0.8
|
1.0
|
O
|
A:CYS70
|
3.4
|
0.5
|
1.0
|
CE1
|
A:HIS80
|
3.5
|
0.0
|
1.0
|
CB
|
A:CYS77
|
3.6
|
94.3
|
1.0
|
CG
|
A:HIS80
|
3.7
|
0.5
|
1.0
|
N
|
A:CYS70
|
3.7
|
0.6
|
1.0
|
CA
|
A:CYS70
|
3.9
|
0.6
|
1.0
|
C
|
A:CYS70
|
4.1
|
0.3
|
1.0
|
O
|
A:PRO78
|
4.1
|
0.2
|
1.0
|
ND1
|
A:HIS80
|
4.2
|
0.1
|
1.0
|
CA
|
A:CYS77
|
4.3
|
93.9
|
1.0
|
OG1
|
A:THR69
|
4.4
|
91.7
|
1.0
|
O
|
A:LEU58
|
4.6
|
0.3
|
1.0
|
CD
|
A:PRO78
|
4.8
|
94.5
|
1.0
|
CA
|
A:CYS67
|
4.8
|
1.0
|
1.0
|
C
|
A:CYS77
|
4.8
|
96.5
|
1.0
|
CB
|
A:HIS80
|
4.9
|
98.9
|
1.0
|
C
|
A:THR69
|
5.0
|
0.6
|
1.0
|
|
Zinc binding site 3 out
of 8 in 4a3b
Go back to
Zinc Binding Sites List in 4a3b
Zinc binding site 3 out
of 8 in the Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 3 of Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Zn2225
b:91.6
occ:1.00
|
SG
|
B:CYS1166
|
2.2
|
0.9
|
1.0
|
SG
|
B:CYS1182
|
2.4
|
99.5
|
1.0
|
SG
|
B:CYS1163
|
2.4
|
99.3
|
1.0
|
SG
|
B:CYS1185
|
2.5
|
0.5
|
1.0
|
CB
|
B:CYS1163
|
2.9
|
93.8
|
1.0
|
CB
|
B:CYS1185
|
3.3
|
99.1
|
1.0
|
CB
|
B:CYS1166
|
3.7
|
97.2
|
1.0
|
O
|
B:CYS1166
|
3.8
|
97.2
|
1.0
|
CB
|
B:CYS1182
|
3.8
|
96.7
|
1.0
|
N
|
B:CYS1166
|
3.9
|
95.7
|
1.0
|
CA
|
B:CYS1166
|
4.2
|
95.6
|
1.0
|
OG1
|
B:THR1170
|
4.4
|
0.5
|
1.0
|
N
|
B:CYS1185
|
4.4
|
1.0
|
1.0
|
CA
|
B:CYS1163
|
4.4
|
92.3
|
1.0
|
C
|
B:CYS1166
|
4.4
|
97.8
|
1.0
|
CA
|
B:CYS1185
|
4.5
|
0.2
|
1.0
|
CB
|
B:THR1170
|
4.6
|
0.8
|
1.0
|
CG2
|
B:THR1170
|
4.6
|
0.8
|
1.0
|
CB
|
B:ILE1165
|
4.8
|
96.2
|
1.0
|
O
|
B:CYS1182
|
4.9
|
0.2
|
1.0
|
C
|
B:ILE1165
|
5.0
|
97.8
|
1.0
|
|
Zinc binding site 4 out
of 8 in 4a3b
Go back to
Zinc Binding Sites List in 4a3b
Zinc binding site 4 out
of 8 in the Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 4 of Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Zn1269
b:96.8
occ:1.00
|
SG
|
C:CYS88
|
2.2
|
97.5
|
1.0
|
SG
|
C:CYS95
|
2.2
|
98.1
|
1.0
|
SG
|
C:CYS86
|
2.3
|
96.9
|
1.0
|
SG
|
C:CYS92
|
2.3
|
0.3
|
1.0
|
CB
|
C:CYS86
|
3.2
|
91.2
|
1.0
|
CB
|
C:CYS92
|
3.3
|
98.4
|
1.0
|
N
|
C:CYS92
|
3.4
|
96.7
|
1.0
|
CB
|
C:CYS95
|
3.4
|
94.4
|
1.0
|
CB
|
C:CYS88
|
3.7
|
95.6
|
1.0
|
C
|
C:HIS91
|
3.9
|
0.8
|
1.0
|
CA
|
C:CYS92
|
3.9
|
97.5
|
1.0
|
CA
|
C:HIS91
|
4.1
|
99.4
|
1.0
|
N
|
C:CYS95
|
4.2
|
98.0
|
1.0
|
O
|
C:ASP90
|
4.3
|
0.0
|
1.0
|
N
|
C:CYS88
|
4.4
|
93.2
|
1.0
|
CA
|
C:CYS95
|
4.4
|
95.4
|
1.0
|
CA
|
C:CYS86
|
4.5
|
91.4
|
1.0
|
C
|
C:CYS92
|
4.6
|
0.7
|
1.0
|
CA
|
C:CYS88
|
4.6
|
95.2
|
1.0
|
O
|
C:HIS91
|
4.7
|
0.4
|
1.0
|
O
|
C:CYS92
|
4.7
|
99.6
|
1.0
|
C
|
C:CYS86
|
4.8
|
94.8
|
1.0
|
O
|
C:CYS88
|
4.8
|
0.1
|
1.0
|
CB
|
C:LYS94
|
4.9
|
0.6
|
1.0
|
N
|
C:HIS91
|
4.9
|
0.5
|
1.0
|
N
|
C:PHE87
|
4.9
|
92.0
|
1.0
|
C
|
C:ASP90
|
5.0
|
0.4
|
1.0
|
|
Zinc binding site 5 out
of 8 in 4a3b
Go back to
Zinc Binding Sites List in 4a3b
Zinc binding site 5 out
of 8 in the Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 5 of Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
I:Zn1121
b:0.6
occ:1.00
|
SG
|
I:CYS29
|
2.3
|
0.3
|
1.0
|
SG
|
I:CYS32
|
2.3
|
0.1
|
1.0
|
SG
|
I:CYS10
|
2.3
|
0.0
|
1.0
|
SG
|
I:CYS7
|
2.3
|
0.1
|
1.0
|
CB
|
I:CYS10
|
2.8
|
0.0
|
1.0
|
CB
|
I:CYS29
|
3.1
|
1.0
|
1.0
|
CB
|
I:CYS7
|
3.1
|
0.7
|
1.0
|
CB
|
I:CYS32
|
3.5
|
0.1
|
1.0
|
N
|
I:CYS10
|
3.7
|
0.9
|
1.0
|
N
|
I:CYS32
|
3.8
|
1.0
|
1.0
|
CA
|
I:CYS10
|
3.8
|
0.3
|
1.0
|
CA
|
I:CYS32
|
4.2
|
0.6
|
1.0
|
CB
|
I:TYR34
|
4.3
|
0.8
|
1.0
|
OG1
|
I:THR31
|
4.5
|
0.8
|
1.0
|
CA
|
I:CYS29
|
4.5
|
0.3
|
1.0
|
CB
|
I:THR31
|
4.6
|
0.0
|
1.0
|
C
|
I:ASP9
|
4.6
|
0.0
|
1.0
|
CA
|
I:CYS7
|
4.6
|
0.3
|
1.0
|
C
|
I:THR31
|
4.8
|
0.8
|
1.0
|
CB
|
I:ASP9
|
4.8
|
0.9
|
1.0
|
C
|
I:CYS32
|
4.9
|
0.2
|
1.0
|
C
|
I:CYS10
|
4.9
|
0.7
|
1.0
|
N
|
I:TYR34
|
5.0
|
0.2
|
1.0
|
C
|
I:CYS29
|
5.0
|
0.2
|
1.0
|
|
Zinc binding site 6 out
of 8 in 4a3b
Go back to
Zinc Binding Sites List in 4a3b
Zinc binding site 6 out
of 8 in the Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 6 of Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
I:Zn1122
b:1.0
occ:1.00
|
SG
|
I:CYS75
|
2.3
|
0.6
|
1.0
|
SG
|
I:CYS78
|
2.3
|
0.4
|
1.0
|
SG
|
I:CYS106
|
2.3
|
0.8
|
1.0
|
SG
|
I:CYS103
|
2.4
|
0.5
|
1.0
|
CB
|
I:CYS103
|
3.2
|
0.8
|
1.0
|
CB
|
I:CYS106
|
3.3
|
0.2
|
1.0
|
CB
|
I:CYS75
|
3.3
|
0.9
|
1.0
|
CB
|
I:CYS78
|
3.5
|
0.1
|
1.0
|
N
|
I:CYS78
|
3.8
|
0.4
|
1.0
|
OG
|
I:SER105
|
3.8
|
0.1
|
1.0
|
N
|
I:CYS106
|
3.9
|
0.2
|
1.0
|
CA
|
I:CYS106
|
4.1
|
0.8
|
1.0
|
CA
|
I:CYS78
|
4.2
|
0.9
|
1.0
|
CB
|
I:SER80
|
4.5
|
0.4
|
1.0
|
C
|
I:LYS77
|
4.7
|
0.2
|
1.0
|
CA
|
I:CYS103
|
4.7
|
0.8
|
1.0
|
CA
|
I:CYS75
|
4.7
|
0.6
|
1.0
|
CB
|
I:LYS77
|
4.7
|
0.6
|
1.0
|
C
|
I:CYS78
|
4.8
|
0.7
|
1.0
|
N
|
I:SER80
|
4.8
|
0.4
|
1.0
|
N
|
I:HIS79
|
4.8
|
0.8
|
1.0
|
N
|
I:SER107
|
4.9
|
0.6
|
1.0
|
C
|
I:CYS106
|
4.9
|
0.1
|
1.0
|
N
|
I:LYS77
|
4.9
|
0.2
|
1.0
|
CD2
|
I:HIS108
|
4.9
|
0.1
|
1.0
|
CA
|
I:LYS77
|
4.9
|
0.1
|
1.0
|
|
Zinc binding site 7 out
of 8 in 4a3b
Go back to
Zinc Binding Sites List in 4a3b
Zinc binding site 7 out
of 8 in the Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 7 of Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
J:Zn1066
b:0.2
occ:1.00
|
SG
|
J:CYS10
|
2.3
|
0.8
|
1.0
|
SG
|
J:CYS7
|
2.3
|
0.1
|
1.0
|
SG
|
J:CYS45
|
2.3
|
0.6
|
1.0
|
SG
|
J:CYS46
|
2.4
|
0.1
|
1.0
|
CB
|
J:CYS7
|
3.2
|
0.3
|
1.0
|
N
|
J:CYS46
|
3.3
|
0.5
|
1.0
|
CB
|
J:CYS10
|
3.4
|
0.6
|
1.0
|
CB
|
J:CYS45
|
3.5
|
99.6
|
1.0
|
CB
|
J:CYS46
|
3.6
|
0.7
|
1.0
|
N
|
J:CYS10
|
3.7
|
98.7
|
1.0
|
CA
|
J:CYS46
|
3.7
|
0.7
|
1.0
|
C
|
J:CYS45
|
3.7
|
0.6
|
1.0
|
CA
|
J:CYS10
|
4.0
|
0.3
|
1.0
|
CA
|
J:CYS45
|
4.2
|
99.9
|
1.0
|
NE
|
J:ARG43
|
4.2
|
0.3
|
1.0
|
NH2
|
J:ARG43
|
4.3
|
1.0
|
1.0
|
O
|
J:CYS45
|
4.4
|
0.7
|
1.0
|
N
|
J:GLY11
|
4.5
|
99.5
|
1.0
|
CA
|
J:CYS7
|
4.6
|
0.0
|
1.0
|
C
|
J:CYS10
|
4.7
|
0.7
|
1.0
|
CB
|
J:SER9
|
4.7
|
0.7
|
1.0
|
CZ
|
J:ARG43
|
4.8
|
0.3
|
1.0
|
C
|
J:SER9
|
4.8
|
0.3
|
1.0
|
N
|
J:CYS45
|
4.9
|
0.3
|
1.0
|
N
|
J:LYS12
|
4.9
|
0.1
|
1.0
|
C
|
J:CYS7
|
4.9
|
0.6
|
1.0
|
O
|
J:CYS7
|
5.0
|
0.7
|
1.0
|
CB
|
J:ARG43
|
5.0
|
0.7
|
1.0
|
|
Zinc binding site 8 out
of 8 in 4a3b
Go back to
Zinc Binding Sites List in 4a3b
Zinc binding site 8 out
of 8 in the Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 8 of Rna Polymerase II Initial Transcribing Complex with A 4NT Dna-Rna Hybrid within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
L:Zn1071
b:0.4
occ:1.00
|
SG
|
L:CYS51
|
2.4
|
0.5
|
1.0
|
SG
|
L:CYS34
|
2.4
|
0.7
|
1.0
|
SG
|
L:CYS48
|
2.4
|
0.9
|
1.0
|
SG
|
L:CYS31
|
2.5
|
0.5
|
1.0
|
CB
|
L:CYS48
|
3.1
|
0.3
|
1.0
|
CB
|
L:CYS31
|
3.4
|
0.7
|
1.0
|
CB
|
L:CYS34
|
3.8
|
0.6
|
1.0
|
CB
|
L:CYS51
|
4.2
|
0.3
|
1.0
|
OG
|
L:SER36
|
4.2
|
0.4
|
1.0
|
N
|
L:CYS34
|
4.5
|
0.8
|
1.0
|
OE2
|
L:GLU33
|
4.6
|
0.5
|
1.0
|
CA
|
L:CYS48
|
4.6
|
0.7
|
1.0
|
CG
|
L:GLU33
|
4.7
|
0.0
|
1.0
|
CA
|
L:CYS34
|
4.7
|
0.8
|
1.0
|
O
|
L:CYS51
|
4.8
|
0.8
|
1.0
|
CA
|
L:CYS31
|
4.8
|
0.2
|
1.0
|
CD
|
L:GLU33
|
5.0
|
1.0
|
1.0
|
|
Reference:
A.C.Cheung,
S.Sainsbury,
P.Cramer.
Structural Basis of Initial Rna Polymerase II Transcription. Embo J. V. 30 4755 2011.
ISSN: ESSN 1460-2075
PubMed: 22056778
DOI: 10.1038/EMBOJ.2011.396
Page generated: Sat Oct 26 18:50:42 2024
|