Iodine in PDB 2iwk: Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution
Enzymatic activity of Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution
All present enzymatic activity of Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution:
1.7.99.6;
Protein crystallography data
The structure of Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution, PDB code: 2iwk
was solved by
K.Paraskevopoulos,
S.V.Antonyuk,
R.G.Sawers,
R.R.Eady,
S.S.Hasnain,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
50.00 /
1.7
|
Space group
|
P 21 21 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
71.114,
120.913,
137.343,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
16.8 /
20.7
|
Other elements in 2iwk:
The structure of Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution also contains other interesting chemical elements:
Iodine Binding Sites:
Pages:
>>> Page 1 <<<
Page 2, Binding sites: 11 -
15;
Binding sites:
The binding sites of Iodine atom in the Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution
(pdb code 2iwk). This binding sites where shown within
5.0 Angstroms radius around Iodine atom.
In total 15 binding sites of Iodine where determined in the
Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution, PDB code: 2iwk:
Jump to Iodine binding site number:
1;
2;
3;
4;
5;
6;
7;
8;
9;
10;
Iodine binding site 1 out
of 15 in 2iwk
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Iodine Binding Sites List in 2iwk
Iodine binding site 1 out
of 15 in the Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 1 of Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:I1605
b:35.2
occ:0.40
|
CU2
|
A:CUZ1600
|
2.4
|
30.9
|
0.4
|
CU3
|
A:CUZ1600
|
2.9
|
33.2
|
0.4
|
CE2
|
B:PHE581
|
3.6
|
28.4
|
1.0
|
CD2
|
A:HIS391
|
3.6
|
26.4
|
1.0
|
NE2
|
A:HIS340
|
3.6
|
22.6
|
1.0
|
CE
|
A:LYS412
|
3.8
|
29.7
|
1.0
|
CA
|
A:GLY390
|
3.9
|
21.9
|
1.0
|
O
|
A:HOH2326
|
3.9
|
23.6
|
1.0
|
N
|
A:HIS391
|
4.0
|
21.1
|
1.0
|
CD2
|
B:PHE581
|
4.0
|
29.4
|
1.0
|
NE2
|
A:HIS391
|
4.0
|
23.2
|
1.0
|
S1
|
A:CUZ1600
|
4.1
|
34.6
|
0.4
|
CD2
|
A:HIS340
|
4.2
|
26.1
|
1.0
|
NZ
|
A:LYS412
|
4.2
|
30.9
|
1.0
|
NE2
|
A:HIS285
|
4.2
|
29.4
|
1.0
|
C
|
A:GLY390
|
4.3
|
21.3
|
1.0
|
ND1
|
A:HIS452
|
4.3
|
32.5
|
1.0
|
CZ
|
B:PHE581
|
4.3
|
26.0
|
1.0
|
CG
|
A:HIS391
|
4.5
|
23.6
|
1.0
|
CU1
|
A:CUZ1600
|
4.6
|
37.2
|
0.4
|
CE1
|
A:HIS340
|
4.7
|
23.6
|
1.0
|
CD1
|
A:LEU339
|
4.8
|
21.5
|
1.0
|
CD2
|
A:HIS285
|
4.9
|
27.7
|
1.0
|
|
Iodine binding site 2 out
of 15 in 2iwk
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Iodine Binding Sites List in 2iwk
Iodine binding site 2 out
of 15 in the Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 2 of Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:I1638
b:35.1
occ:0.50
|
ND2
|
B:ASN570
|
3.6
|
23.6
|
1.0
|
NE2
|
A:GLN78
|
3.7
|
31.1
|
1.0
|
CG
|
A:LYS74
|
3.8
|
33.0
|
1.0
|
ND2
|
B:ASN549
|
4.1
|
33.8
|
1.0
|
O
|
A:HOH2068
|
4.1
|
34.2
|
1.0
|
CB
|
B:ASN549
|
4.2
|
25.0
|
1.0
|
O
|
B:ASN549
|
4.2
|
23.7
|
1.0
|
CE
|
A:LYS74
|
4.2
|
40.5
|
1.0
|
CG
|
A:GLN78
|
4.2
|
24.0
|
1.0
|
O
|
A:LYS74
|
4.3
|
24.7
|
1.0
|
CB
|
A:GLN78
|
4.3
|
21.4
|
1.0
|
CE2
|
B:TYR574
|
4.3
|
26.5
|
1.0
|
C
|
A:LYS74
|
4.4
|
26.0
|
1.0
|
OH
|
B:TYR574
|
4.4
|
27.1
|
1.0
|
CD
|
A:GLN78
|
4.5
|
27.7
|
1.0
|
O
|
A:HOH2050
|
4.5
|
54.6
|
1.0
|
OG1
|
A:THR75
|
4.5
|
27.8
|
1.0
|
N
|
A:THR75
|
4.6
|
24.4
|
1.0
|
CA
|
A:THR75
|
4.6
|
23.8
|
1.0
|
CD
|
A:LYS74
|
4.7
|
37.1
|
1.0
|
CG
|
B:ASN549
|
4.7
|
30.0
|
1.0
|
CG
|
B:ASN570
|
4.7
|
25.3
|
1.0
|
CB
|
A:LYS74
|
4.8
|
29.2
|
1.0
|
CZ
|
B:TYR574
|
4.8
|
24.6
|
1.0
|
CB
|
B:ASN570
|
4.8
|
23.2
|
1.0
|
O
|
A:HOH2118
|
4.9
|
32.5
|
1.0
|
|
Iodine binding site 3 out
of 15 in 2iwk
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Iodine Binding Sites List in 2iwk
Iodine binding site 3 out
of 15 in the Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 3 of Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:I1641
b:23.8
occ:0.75
|
CG
|
A:GLU247
|
4.0
|
16.1
|
1.0
|
CG2
|
A:ILE250
|
4.1
|
14.2
|
1.0
|
OH
|
A:TYR154
|
4.2
|
21.2
|
1.0
|
CB
|
A:ILE250
|
4.2
|
13.4
|
1.0
|
CB
|
A:GLU247
|
4.3
|
16.9
|
1.0
|
CA
|
A:GLU247
|
4.4
|
15.3
|
1.0
|
CE
|
A:LYS251
|
4.4
|
22.8
|
1.0
|
O
|
A:GLU247
|
4.4
|
15.6
|
1.0
|
CG
|
A:LYS251
|
4.5
|
14.4
|
1.0
|
CD1
|
A:TRP194
|
4.6
|
16.7
|
1.0
|
NE1
|
A:TRP194
|
4.7
|
16.5
|
1.0
|
CD
|
A:GLU247
|
4.8
|
18.9
|
1.0
|
CG1
|
A:ILE250
|
4.8
|
17.2
|
1.0
|
C
|
A:GLU247
|
4.9
|
14.8
|
1.0
|
CD
|
A:LYS251
|
5.0
|
17.6
|
1.0
|
OE2
|
A:GLU247
|
5.0
|
22.9
|
1.0
|
|
Iodine binding site 4 out
of 15 in 2iwk
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Iodine Binding Sites List in 2iwk
Iodine binding site 4 out
of 15 in the Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 4 of Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:I1642
b:31.4
occ:0.30
|
CB
|
B:ALA584
|
4.1
|
25.1
|
1.0
|
CD1
|
B:LEU585
|
4.4
|
32.3
|
1.0
|
CE1
|
B:HIS583
|
4.4
|
25.3
|
1.0
|
CD2
|
A:LEU302
|
4.4
|
25.6
|
1.0
|
CG
|
B:LEU585
|
4.5
|
29.5
|
1.0
|
CD1
|
A:LEU355
|
4.6
|
28.7
|
1.0
|
|
Iodine binding site 5 out
of 15 in 2iwk
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Iodine Binding Sites List in 2iwk
Iodine binding site 5 out
of 15 in the Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 5 of Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:I1643
b:29.3
occ:0.30
|
O
|
A:HOH2360
|
3.3
|
34.1
|
1.0
|
CE3
|
A:TRP493
|
4.2
|
28.1
|
1.0
|
CG2
|
A:VAL511
|
4.2
|
24.5
|
1.0
|
CD1
|
A:LEU535
|
4.2
|
27.4
|
1.0
|
CB
|
A:TRP493
|
4.4
|
25.2
|
1.0
|
CB
|
A:LEU535
|
4.5
|
22.4
|
1.0
|
N
|
A:TRP493
|
4.7
|
24.6
|
1.0
|
CA
|
A:TRP493
|
4.9
|
24.5
|
1.0
|
CD2
|
A:TRP493
|
4.9
|
26.9
|
1.0
|
CG2
|
A:THR509
|
5.0
|
22.8
|
1.0
|
CZ3
|
A:TRP493
|
5.0
|
28.2
|
1.0
|
CG
|
A:LEU535
|
5.0
|
23.4
|
1.0
|
|
Iodine binding site 6 out
of 15 in 2iwk
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Iodine Binding Sites List in 2iwk
Iodine binding site 6 out
of 15 in the Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 6 of Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:I1605
b:28.3
occ:0.50
|
CU2
|
B:CUZ1600
|
2.5
|
25.2
|
0.5
|
CU3
|
B:CUZ1600
|
2.8
|
30.6
|
0.5
|
CE2
|
A:PHE581
|
3.6
|
25.2
|
1.0
|
NE2
|
B:HIS340
|
3.7
|
22.7
|
1.0
|
CD2
|
B:HIS391
|
3.8
|
27.7
|
1.0
|
CE
|
B:LYS412
|
3.8
|
27.0
|
1.0
|
CA
|
B:GLY390
|
3.8
|
20.6
|
1.0
|
S1
|
B:CUZ1600
|
3.9
|
24.5
|
0.5
|
N
|
B:HIS391
|
4.0
|
20.1
|
1.0
|
NZ
|
B:LYS412
|
4.0
|
28.9
|
1.0
|
CD2
|
A:PHE581
|
4.1
|
25.6
|
1.0
|
O
|
B:HOH2314
|
4.1
|
17.3
|
1.0
|
ND1
|
B:HIS452
|
4.1
|
26.2
|
1.0
|
NE2
|
B:HIS285
|
4.1
|
23.5
|
1.0
|
CD2
|
B:HIS340
|
4.2
|
22.2
|
1.0
|
C
|
B:GLY390
|
4.2
|
20.4
|
1.0
|
NE2
|
B:HIS391
|
4.3
|
27.8
|
1.0
|
CZ
|
A:PHE581
|
4.3
|
25.2
|
1.0
|
CU1
|
B:CUZ1600
|
4.6
|
29.7
|
0.5
|
CG
|
B:HIS391
|
4.7
|
24.1
|
1.0
|
CD1
|
B:LEU339
|
4.7
|
20.2
|
1.0
|
CE1
|
B:HIS452
|
4.9
|
28.4
|
1.0
|
CE1
|
B:HIS340
|
4.9
|
22.8
|
1.0
|
CD2
|
B:HIS285
|
5.0
|
24.8
|
1.0
|
|
Iodine binding site 7 out
of 15 in 2iwk
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Iodine Binding Sites List in 2iwk
Iodine binding site 7 out
of 15 in the Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 7 of Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:I1634
b:36.7
occ:0.30
|
O
|
B:HOH2158
|
2.2
|
32.6
|
1.0
|
CG2
|
B:ILE250
|
3.8
|
18.0
|
1.0
|
OH
|
B:TYR154
|
3.9
|
21.8
|
1.0
|
CD1
|
B:TRP194
|
4.0
|
16.7
|
1.0
|
CB
|
B:ILE250
|
4.2
|
16.5
|
1.0
|
CG
|
B:GLU247
|
4.2
|
20.9
|
1.0
|
NE1
|
B:TRP194
|
4.2
|
18.6
|
1.0
|
CB
|
B:GLU247
|
4.5
|
18.8
|
1.0
|
CA
|
B:GLU247
|
4.5
|
18.3
|
1.0
|
O
|
B:HOH2127
|
4.6
|
34.1
|
1.0
|
O
|
B:GLU247
|
4.6
|
16.6
|
1.0
|
CG1
|
B:ILE250
|
4.8
|
18.7
|
1.0
|
CD
|
B:GLU247
|
4.9
|
26.6
|
1.0
|
OE2
|
B:GLU247
|
5.0
|
28.1
|
1.0
|
|
Iodine binding site 8 out
of 15 in 2iwk
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Iodine Binding Sites List in 2iwk
Iodine binding site 8 out
of 15 in the Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 8 of Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:I1635
b:42.1
occ:0.30
|
CB
|
B:SER458
|
3.9
|
22.7
|
1.0
|
OG
|
B:SER460
|
4.0
|
26.0
|
1.0
|
CE
|
B:MET396
|
4.0
|
29.0
|
1.0
|
OG
|
B:SER458
|
4.1
|
27.4
|
1.0
|
OD2
|
B:ASP401
|
4.2
|
40.0
|
1.0
|
CD1
|
B:ILE461
|
4.3
|
28.4
|
1.0
|
SD
|
B:MET396
|
4.4
|
27.2
|
1.0
|
CG
|
B:ASP401
|
4.5
|
31.9
|
1.0
|
CG1
|
B:ILE461
|
4.7
|
24.9
|
1.0
|
CB
|
B:ASP401
|
4.8
|
27.0
|
1.0
|
O
|
B:HOH2274
|
4.9
|
36.1
|
1.0
|
OD1
|
B:ASP401
|
5.0
|
34.1
|
1.0
|
|
Iodine binding site 9 out
of 15 in 2iwk
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Iodine Binding Sites List in 2iwk
Iodine binding site 9 out
of 15 in the Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 9 of Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:I1636
b:40.5
occ:0.50
|
CG1
|
B:VAL179
|
3.3
|
30.0
|
1.0
|
O
|
B:HOH2117
|
3.3
|
23.8
|
1.0
|
NZ
|
B:LYS197
|
3.4
|
23.3
|
1.0
|
CE
|
B:LYS197
|
3.7
|
22.8
|
1.0
|
NH1
|
B:ARG267
|
3.7
|
25.6
|
1.0
|
O
|
B:HOH2179
|
3.7
|
47.2
|
1.0
|
CD2
|
B:LEU165
|
4.0
|
30.9
|
1.0
|
NH2
|
B:ARG267
|
4.1
|
25.4
|
1.0
|
CG2
|
B:VAL179
|
4.1
|
26.7
|
1.0
|
CD
|
B:LYS197
|
4.2
|
20.2
|
1.0
|
CZ
|
B:ARG267
|
4.2
|
25.4
|
1.0
|
CB
|
B:VAL179
|
4.3
|
25.8
|
1.0
|
O
|
B:HOH2166
|
4.5
|
31.3
|
1.0
|
|
Iodine binding site 10 out
of 15 in 2iwk
Go back to
Iodine Binding Sites List in 2iwk
Iodine binding site 10 out
of 15 in the Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 10 of Inhibitor-Bound Form of Nitrous Oxide Reductase From Achromobacter Cycloclastes at 1.7 Angstrom Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:I1637
b:37.6
occ:0.50
|
NH2
|
B:ARG466
|
3.5
|
29.6
|
1.0
|
N
|
B:SER467
|
3.5
|
24.4
|
1.0
|
CZ
|
B:ARG466
|
3.7
|
29.1
|
1.0
|
N
|
B:VAL468
|
3.9
|
24.2
|
1.0
|
O
|
B:VAL468
|
4.0
|
23.0
|
1.0
|
NH1
|
B:ARG466
|
4.1
|
30.1
|
1.0
|
NE
|
B:ARG466
|
4.1
|
26.1
|
1.0
|
CB
|
B:SER467
|
4.1
|
25.1
|
1.0
|
CB
|
B:ARG466
|
4.2
|
23.2
|
1.0
|
CA
|
B:ARG466
|
4.3
|
23.9
|
1.0
|
CA
|
B:SER467
|
4.3
|
25.0
|
1.0
|
CG2
|
B:VAL468
|
4.4
|
25.4
|
1.0
|
C
|
B:ARG466
|
4.4
|
24.0
|
1.0
|
CG
|
B:ARG466
|
4.5
|
24.7
|
1.0
|
OG
|
B:SER467
|
4.6
|
27.5
|
1.0
|
C
|
B:SER467
|
4.6
|
24.4
|
1.0
|
O
|
B:HOH2325
|
4.7
|
36.8
|
1.0
|
CA
|
B:VAL468
|
4.8
|
24.3
|
1.0
|
C
|
B:VAL468
|
4.8
|
23.2
|
1.0
|
CD
|
B:ARG466
|
4.9
|
24.0
|
1.0
|
|
Reference:
K.Paraskevopoulos,
S.V.Antonyuk,
R.G.Sawers,
R.R.Eady,
S.S.Hasnain.
Insight Into Catalysis of Nitrous Oxide Reductase From High-Resolution Structures of Resting and Inhibitor-Bound Enzyme From Achromobacter Cycloclastes. J.Mol.Biol. V. 362 55 2006.
ISSN: ISSN 0022-2836
PubMed: 16904686
DOI: 10.1016/J.JMB.2006.06.064
Page generated: Sun Aug 11 14:02:29 2024
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