Zinc in PDB 2nqj: Crystal Structure of Escherichia Coli Endonuclease IV (Endo IV) E261Q Mutant Bound to Damaged Dna
Enzymatic activity of Crystal Structure of Escherichia Coli Endonuclease IV (Endo IV) E261Q Mutant Bound to Damaged Dna
All present enzymatic activity of Crystal Structure of Escherichia Coli Endonuclease IV (Endo IV) E261Q Mutant Bound to Damaged Dna:
3.1.21.2;
Protein crystallography data
The structure of Crystal Structure of Escherichia Coli Endonuclease IV (Endo IV) E261Q Mutant Bound to Damaged Dna, PDB code: 2nqj
was solved by
E.D.Garcin-Hosfield,
D.J.Hosfield,
J.A.Tainer,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
20.00 /
2.45
|
Space group
|
P 21 21 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
55.600,
86.200,
148.300,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
19.8 /
25.4
|
Zinc Binding Sites:
The binding sites of Zinc atom in the Crystal Structure of Escherichia Coli Endonuclease IV (Endo IV) E261Q Mutant Bound to Damaged Dna
(pdb code 2nqj). This binding sites where shown within
5.0 Angstroms radius around Zinc atom.
In total 4 binding sites of Zinc where determined in the
Crystal Structure of Escherichia Coli Endonuclease IV (Endo IV) E261Q Mutant Bound to Damaged Dna, PDB code: 2nqj:
Jump to Zinc binding site number:
1;
2;
3;
4;
Zinc binding site 1 out
of 4 in 2nqj
Go back to
Zinc Binding Sites List in 2nqj
Zinc binding site 1 out
of 4 in the Crystal Structure of Escherichia Coli Endonuclease IV (Endo IV) E261Q Mutant Bound to Damaged Dna
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 Escherichia Coli Endonuclease IV (Endo IV) E261Q Mutant Bound to Damaged Dna within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn351
b:45.5
occ:1.00
|
OE2
|
A:GLU145
|
2.1
|
30.1
|
1.0
|
NE2
|
A:HIS109
|
2.2
|
36.2
|
1.0
|
NE2
|
A:HIS69
|
2.2
|
36.4
|
1.0
|
OP1
|
C:3DR307
|
2.4
|
40.6
|
1.0
|
CD
|
A:GLU145
|
2.9
|
30.9
|
1.0
|
CD2
|
A:HIS69
|
2.9
|
34.4
|
1.0
|
OE1
|
A:GLU145
|
3.0
|
31.8
|
1.0
|
CD2
|
A:HIS109
|
3.1
|
37.1
|
1.0
|
CE1
|
A:HIS109
|
3.1
|
36.9
|
1.0
|
CE1
|
A:HIS69
|
3.4
|
36.5
|
1.0
|
P
|
C:3DR307
|
3.5
|
41.4
|
1.0
|
ZN
|
A:ZN352
|
3.7
|
55.4
|
1.0
|
OP2
|
C:3DR307
|
3.9
|
43.8
|
1.0
|
CE1
|
A:HIS216
|
3.9
|
30.3
|
1.0
|
CG
|
A:HIS69
|
4.2
|
33.6
|
1.0
|
ND1
|
A:HIS109
|
4.2
|
37.5
|
1.0
|
CG
|
A:HIS109
|
4.2
|
35.9
|
1.0
|
CG
|
A:GLU145
|
4.3
|
29.6
|
1.0
|
ND1
|
A:HIS216
|
4.3
|
29.9
|
1.0
|
ND1
|
A:HIS69
|
4.3
|
35.9
|
1.0
|
O5'
|
C:3DR307
|
4.3
|
42.6
|
1.0
|
NE2
|
A:GLN261
|
4.4
|
22.3
|
1.0
|
O3'
|
C:DC306
|
4.8
|
42.3
|
1.0
|
CB
|
A:GLU145
|
4.8
|
28.2
|
1.0
|
CE1
|
A:HIS182
|
4.8
|
25.4
|
1.0
|
ND2
|
A:ASN107
|
4.9
|
34.0
|
1.0
|
OD1
|
A:ASN107
|
4.9
|
31.6
|
1.0
|
OE1
|
A:GLN261
|
5.0
|
27.2
|
1.0
|
|
Zinc binding site 2 out
of 4 in 2nqj
Go back to
Zinc Binding Sites List in 2nqj
Zinc binding site 2 out
of 4 in the Crystal Structure of Escherichia Coli Endonuclease IV (Endo IV) E261Q Mutant Bound to Damaged Dna
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 2 of Crystal Structure of Escherichia Coli Endonuclease IV (Endo IV) E261Q Mutant Bound to Damaged Dna within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn352
b:55.4
occ:1.00
|
OE1
|
A:GLN261
|
2.3
|
27.2
|
1.0
|
ND1
|
A:HIS216
|
2.3
|
29.9
|
1.0
|
OE1
|
A:GLU145
|
2.4
|
31.8
|
1.0
|
OD1
|
A:ASP179
|
2.4
|
32.1
|
1.0
|
OP2
|
C:3DR307
|
2.5
|
43.8
|
1.0
|
CD
|
A:GLN261
|
3.2
|
25.1
|
1.0
|
CE1
|
A:HIS216
|
3.2
|
30.3
|
1.0
|
CG
|
A:HIS216
|
3.4
|
30.3
|
1.0
|
CG
|
A:ASP179
|
3.4
|
30.4
|
1.0
|
CD
|
A:GLU145
|
3.4
|
30.9
|
1.0
|
NE2
|
A:GLN261
|
3.4
|
22.3
|
1.0
|
CE1
|
A:HIS182
|
3.5
|
25.4
|
1.0
|
ZN
|
A:ZN351
|
3.7
|
45.5
|
1.0
|
P
|
C:3DR307
|
3.7
|
41.4
|
1.0
|
CB
|
A:HIS216
|
3.7
|
30.8
|
1.0
|
CB
|
A:ASP179
|
3.7
|
29.5
|
1.0
|
ND2
|
A:ASN218
|
3.9
|
30.6
|
1.0
|
OP1
|
C:3DR307
|
3.9
|
40.6
|
1.0
|
OE2
|
A:GLU145
|
3.9
|
30.1
|
1.0
|
NE2
|
A:HIS182
|
3.9
|
25.4
|
1.0
|
ND1
|
A:HIS182
|
4.2
|
26.2
|
1.0
|
ZN
|
A:ZN353
|
4.2
|
29.7
|
1.0
|
CE1
|
A:HIS231
|
4.3
|
33.4
|
1.0
|
NE2
|
A:HIS216
|
4.3
|
31.2
|
1.0
|
CD2
|
A:HIS216
|
4.4
|
31.8
|
1.0
|
O5'
|
C:3DR307
|
4.5
|
42.6
|
1.0
|
OD2
|
A:ASP179
|
4.5
|
29.2
|
1.0
|
CG
|
A:GLU145
|
4.5
|
29.6
|
1.0
|
CG
|
A:GLN261
|
4.6
|
24.2
|
1.0
|
NE2
|
A:HIS231
|
4.7
|
34.5
|
1.0
|
CD2
|
A:HIS182
|
4.8
|
26.2
|
1.0
|
O3'
|
C:DC306
|
4.9
|
42.3
|
1.0
|
CG
|
A:HIS182
|
4.9
|
26.7
|
1.0
|
|
Zinc binding site 3 out
of 4 in 2nqj
Go back to
Zinc Binding Sites List in 2nqj
Zinc binding site 3 out
of 4 in the Crystal Structure of Escherichia Coli Endonuclease IV (Endo IV) E261Q Mutant Bound to Damaged Dna
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 3 of Crystal Structure of Escherichia Coli Endonuclease IV (Endo IV) E261Q Mutant Bound to Damaged Dna within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn353
b:29.7
occ:1.00
|
NE2
|
A:HIS231
|
2.0
|
34.5
|
1.0
|
NE2
|
A:HIS182
|
2.2
|
25.4
|
1.0
|
OD2
|
A:ASP229
|
2.3
|
32.3
|
1.0
|
OP2
|
C:3DR307
|
2.5
|
43.8
|
1.0
|
OD1
|
A:ASP229
|
2.7
|
33.6
|
1.0
|
O3'
|
C:DC306
|
2.7
|
42.3
|
1.0
|
CG
|
A:ASP229
|
2.8
|
33.6
|
1.0
|
CE1
|
A:HIS231
|
2.9
|
33.4
|
1.0
|
CE1
|
A:HIS182
|
3.1
|
25.4
|
1.0
|
CD2
|
A:HIS231
|
3.1
|
33.6
|
1.0
|
P
|
C:3DR307
|
3.2
|
41.4
|
1.0
|
C3'
|
C:DC306
|
3.2
|
41.0
|
1.0
|
CD2
|
A:HIS182
|
3.3
|
26.2
|
1.0
|
C4'
|
C:DC306
|
3.3
|
41.8
|
1.0
|
C5'
|
C:DC306
|
3.8
|
40.9
|
1.0
|
OD1
|
A:ASP179
|
4.0
|
32.1
|
1.0
|
ND1
|
A:HIS231
|
4.0
|
33.7
|
1.0
|
ZN
|
A:ZN352
|
4.2
|
55.4
|
1.0
|
CG
|
A:HIS231
|
4.2
|
33.6
|
1.0
|
OP1
|
C:3DR307
|
4.2
|
40.6
|
1.0
|
ND1
|
A:HIS182
|
4.3
|
26.2
|
1.0
|
CB
|
A:ASP229
|
4.4
|
32.9
|
1.0
|
CG
|
A:HIS182
|
4.4
|
26.7
|
1.0
|
O5'
|
C:3DR307
|
4.4
|
42.6
|
1.0
|
O
|
A:HOH476
|
4.5
|
38.2
|
1.0
|
C5'
|
C:3DR307
|
4.6
|
44.2
|
1.0
|
O4'
|
C:DC306
|
4.6
|
40.1
|
1.0
|
C2'
|
C:DC306
|
4.7
|
40.1
|
1.0
|
OE1
|
A:GLN261
|
4.7
|
27.2
|
1.0
|
CG
|
A:ASP179
|
4.9
|
30.4
|
1.0
|
O5'
|
C:DC306
|
4.9
|
42.4
|
1.0
|
|
Zinc binding site 4 out
of 4 in 2nqj
Go back to
Zinc Binding Sites List in 2nqj
Zinc binding site 4 out
of 4 in the Crystal Structure of Escherichia Coli Endonuclease IV (Endo IV) E261Q Mutant Bound to Damaged Dna
Mono view
Stereo pair view
|
A full contact list of Zinc with other atoms in the Zn binding
site number 4 of Crystal Structure of Escherichia Coli Endonuclease IV (Endo IV) E261Q Mutant Bound to Damaged Dna within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Zn403
b:41.9
occ:1.00
|
NE2
|
B:HIS231
|
2.0
|
30.5
|
1.0
|
NE2
|
B:HIS182
|
2.1
|
28.6
|
1.0
|
OD2
|
B:ASP229
|
2.3
|
30.0
|
1.0
|
OD1
|
B:ASP229
|
2.5
|
33.5
|
1.0
|
CG
|
B:ASP229
|
2.7
|
31.1
|
1.0
|
CE1
|
B:HIS231
|
2.9
|
29.3
|
1.0
|
CE1
|
B:HIS182
|
3.1
|
29.3
|
1.0
|
CD2
|
B:HIS182
|
3.1
|
28.5
|
1.0
|
CD2
|
B:HIS231
|
3.1
|
30.4
|
1.0
|
OD1
|
B:ASP179
|
4.0
|
31.6
|
1.0
|
ND1
|
B:HIS231
|
4.0
|
28.9
|
1.0
|
ND1
|
B:HIS182
|
4.2
|
29.1
|
1.0
|
CG
|
B:HIS231
|
4.2
|
31.1
|
1.0
|
CG
|
B:HIS182
|
4.2
|
29.5
|
1.0
|
CB
|
B:ASP229
|
4.2
|
31.8
|
1.0
|
OE1
|
B:GLN261
|
4.7
|
32.2
|
1.0
|
CG
|
B:ASP179
|
4.8
|
29.2
|
1.0
|
CA
|
B:ASP229
|
5.0
|
32.6
|
1.0
|
|
Reference:
E.D.Garcin,
D.J.Hosfield,
S.A.Desai,
B.J.Haas,
M.Bjoras,
R.P.Cunningham,
J.A.Tainer.
Dna Apurinic-Apyrimidinic Site Binding and Excision By Endonuclease IV. Nat.Struct.Mol.Biol. V. 15 515 2008.
ISSN: ISSN 1545-9993
PubMed: 18408731
DOI: 10.1038/NSMB.1414
Page generated: Thu Oct 17 02:16:03 2024
|