Iodine in PDB 3krq: Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution
Enzymatic activity of Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution
All present enzymatic activity of Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution:
1.11.1.7;
Protein crystallography data
The structure of Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution, PDB code: 3krq
was solved by
A.K.Singh,
N.Singh,
M.Sinha,
G.S.Kushwaha,
P.Kaur,
A.Srinivasan,
S.Sharma,
T.P.Singh,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
19.91 /
2.25
|
Space group
|
P 1 21 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
54.487,
81.105,
73.928,
90.00,
100.82,
90.00
|
R / Rfree (%)
|
22.6 /
24.9
|
Other elements in 3krq:
The structure of Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution also contains other interesting chemical elements:
Iodine Binding Sites:
The binding sites of Iodine atom in the Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution
(pdb code 3krq). This binding sites where shown within
5.0 Angstroms radius around Iodine atom.
In total 7 binding sites of Iodine where determined in the
Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution, PDB code: 3krq:
Jump to Iodine binding site number:
1;
2;
3;
4;
5;
6;
7;
Iodine binding site 1 out
of 7 in 3krq
Go back to
Iodine Binding Sites List in 3krq
Iodine binding site 1 out
of 7 in the Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 1 of Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:I610
b:39.6
occ:1.00
|
N
|
A:TRP46
|
3.3
|
39.0
|
1.0
|
N
|
A:VAL342
|
3.5
|
34.6
|
1.0
|
CH2
|
A:TRP452
|
3.7
|
38.0
|
1.0
|
CG1
|
A:VAL342
|
3.7
|
32.7
|
1.0
|
O
|
A:HOH945
|
3.7
|
41.5
|
1.0
|
CZ2
|
A:TRP452
|
3.8
|
38.2
|
1.0
|
CB
|
A:ASN341
|
3.8
|
38.8
|
1.0
|
CB
|
A:VAL342
|
3.9
|
35.0
|
1.0
|
N
|
A:ASN341
|
3.9
|
37.5
|
1.0
|
CA
|
A:ARG45
|
4.0
|
41.2
|
1.0
|
O
|
A:ALA44
|
4.0
|
39.8
|
1.0
|
C
|
A:ARG45
|
4.1
|
40.8
|
1.0
|
CB
|
A:TRP46
|
4.1
|
38.2
|
1.0
|
CA
|
A:TRP46
|
4.2
|
38.9
|
1.0
|
N
|
A:LEU47
|
4.2
|
39.4
|
1.0
|
CA
|
A:ASN341
|
4.2
|
38.3
|
1.0
|
CA
|
A:VAL342
|
4.3
|
35.6
|
1.0
|
CE
|
A:MET446
|
4.3
|
38.8
|
1.0
|
O
|
A:LEU47
|
4.3
|
41.2
|
1.0
|
C
|
A:ASN341
|
4.3
|
37.4
|
1.0
|
CD
|
A:ARG45
|
4.3
|
41.5
|
1.0
|
CB
|
A:SER340
|
4.4
|
37.1
|
1.0
|
NH1
|
A:ARG45
|
4.7
|
39.9
|
1.0
|
C
|
A:TRP46
|
4.7
|
38.8
|
1.0
|
CG
|
A:TRP46
|
4.8
|
38.4
|
1.0
|
CB
|
A:ARG45
|
4.8
|
41.9
|
1.0
|
C
|
A:SER340
|
4.8
|
36.4
|
1.0
|
C
|
A:ALA44
|
4.9
|
40.1
|
1.0
|
OG
|
A:SER340
|
4.9
|
35.6
|
1.0
|
N
|
A:ARG45
|
4.9
|
40.6
|
1.0
|
CZ3
|
A:TRP452
|
5.0
|
38.3
|
1.0
|
|
Iodine binding site 2 out
of 7 in 3krq
Go back to
Iodine Binding Sites List in 3krq
Iodine binding site 2 out
of 7 in the Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 2 of Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:I611
b:93.4
occ:1.00
|
O
|
A:HOH921
|
3.1
|
44.0
|
1.0
|
ND2
|
A:ASN80
|
3.2
|
44.5
|
1.0
|
O
|
A:HOH814
|
3.6
|
60.3
|
1.0
|
CB
|
A:ASN80
|
3.7
|
42.3
|
1.0
|
CG
|
A:PRO145
|
3.7
|
50.1
|
1.0
|
O
|
A:HOH1000
|
3.9
|
52.0
|
1.0
|
CG
|
A:ASN80
|
4.0
|
44.2
|
1.0
|
O
|
A:LYS146
|
4.2
|
58.3
|
1.0
|
CG
|
A:GLU77
|
4.3
|
52.9
|
1.0
|
CB
|
A:PRO145
|
4.4
|
51.0
|
1.0
|
CE
|
A:LYS81
|
4.4
|
45.4
|
1.0
|
CG
|
A:LYS81
|
4.7
|
45.0
|
1.0
|
CD
|
A:LYS81
|
4.7
|
45.1
|
1.0
|
CA
|
A:GLU77
|
4.8
|
44.7
|
1.0
|
O
|
A:GLU77
|
4.9
|
42.5
|
1.0
|
|
Iodine binding site 3 out
of 7 in 3krq
Go back to
Iodine Binding Sites List in 3krq
Iodine binding site 3 out
of 7 in the Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 3 of Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:I612
b:84.5
occ:1.00
|
N
|
A:PHE229
|
3.7
|
56.1
|
1.0
|
OD1
|
A:ASN216
|
3.9
|
55.4
|
1.0
|
N
|
A:GLN217
|
3.9
|
60.3
|
1.0
|
CG
|
A:ASN216
|
4.0
|
56.2
|
1.0
|
CA
|
A:ASN216
|
4.1
|
57.3
|
1.0
|
OE2
|
A:GLU218
|
4.1
|
76.0
|
1.0
|
CA
|
A:PRO228
|
4.2
|
54.6
|
1.0
|
ND2
|
A:ASN216
|
4.3
|
56.2
|
1.0
|
CB
|
A:PRO228
|
4.3
|
54.3
|
1.0
|
CB
|
A:PHE229
|
4.3
|
56.0
|
1.0
|
CD2
|
A:PHE229
|
4.3
|
53.8
|
1.0
|
C
|
A:PRO228
|
4.4
|
55.1
|
1.0
|
C
|
A:ASN216
|
4.6
|
58.5
|
1.0
|
CA
|
A:PHE229
|
4.6
|
57.6
|
1.0
|
CG
|
A:PHE229
|
4.6
|
54.7
|
1.0
|
CB
|
A:ASN216
|
4.7
|
56.8
|
1.0
|
N
|
A:GLU218
|
4.8
|
63.9
|
1.0
|
O
|
A:VAL215
|
4.8
|
55.6
|
1.0
|
CA
|
A:GLN217
|
4.9
|
62.5
|
1.0
|
|
Iodine binding site 4 out
of 7 in 3krq
Go back to
Iodine Binding Sites List in 3krq
Iodine binding site 4 out
of 7 in the Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 4 of Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:I613
b:63.0
occ:1.00
|
O
|
A:HOH808
|
3.6
|
51.5
|
1.0
|
NE1
|
A:TRP530
|
3.8
|
57.3
|
1.0
|
CB
|
A:PHE309
|
3.8
|
46.7
|
1.0
|
CZ2
|
A:TRP530
|
4.1
|
57.7
|
1.0
|
N
|
A:ARG310
|
4.3
|
48.9
|
1.0
|
CE2
|
A:TRP530
|
4.3
|
57.8
|
1.0
|
O
|
A:HOH841
|
4.3
|
66.0
|
1.0
|
CA
|
A:ILE306
|
4.4
|
46.6
|
1.0
|
CB
|
A:ARG310
|
4.5
|
51.9
|
1.0
|
CG1
|
A:ILE306
|
4.5
|
48.7
|
1.0
|
CZ2
|
A:TRP529
|
4.6
|
52.9
|
1.0
|
C
|
A:PHE309
|
4.6
|
47.8
|
1.0
|
CA
|
A:ARG310
|
4.7
|
50.6
|
1.0
|
O
|
A:ILE306
|
4.8
|
46.1
|
1.0
|
CA
|
A:PHE309
|
4.8
|
46.8
|
1.0
|
O
|
A:GLN305
|
4.9
|
45.5
|
1.0
|
CB
|
A:ILE306
|
4.9
|
47.5
|
1.0
|
CG
|
A:PHE309
|
4.9
|
46.3
|
1.0
|
CD1
|
A:TRP530
|
5.0
|
57.4
|
1.0
|
|
Iodine binding site 5 out
of 7 in 3krq
Go back to
Iodine Binding Sites List in 3krq
Iodine binding site 5 out
of 7 in the Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 5 of Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:I614
b:82.2
occ:1.00
|
O
|
A:GLU363
|
3.7
|
61.9
|
1.0
|
N
|
A:THR560
|
3.7
|
58.8
|
1.0
|
NE
|
A:ARG397
|
3.7
|
50.4
|
1.0
|
CG2
|
A:ILE559
|
3.8
|
58.2
|
1.0
|
OG1
|
A:THR560
|
4.1
|
59.0
|
1.0
|
CA
|
A:ILE559
|
4.1
|
58.1
|
1.0
|
CA
|
A:GLU363
|
4.1
|
62.5
|
1.0
|
CE2
|
A:TYR365
|
4.1
|
56.8
|
1.0
|
N
|
A:LYS561
|
4.2
|
60.4
|
1.0
|
CG
|
A:LYS561
|
4.3
|
62.9
|
1.0
|
NH2
|
A:ARG397
|
4.4
|
50.6
|
1.0
|
CB
|
A:LYS561
|
4.4
|
61.7
|
1.0
|
C
|
A:GLU363
|
4.4
|
62.5
|
1.0
|
C
|
A:ILE559
|
4.4
|
58.3
|
1.0
|
CD1
|
A:ILE559
|
4.5
|
58.9
|
1.0
|
CB
|
A:GLU363
|
4.5
|
64.5
|
1.0
|
CZ
|
A:ARG397
|
4.5
|
50.5
|
1.0
|
CB
|
A:ILE559
|
4.5
|
58.3
|
1.0
|
CD
|
A:ARG397
|
4.5
|
49.9
|
1.0
|
CA
|
A:THR560
|
4.7
|
59.3
|
1.0
|
CD2
|
A:TYR365
|
4.7
|
57.4
|
1.0
|
O
|
A:HIS558
|
4.8
|
57.4
|
1.0
|
C
|
A:THR560
|
4.8
|
59.8
|
1.0
|
CA
|
A:LYS561
|
4.9
|
60.4
|
1.0
|
CZ
|
A:TYR365
|
5.0
|
57.0
|
1.0
|
|
Iodine binding site 6 out
of 7 in 3krq
Go back to
Iodine Binding Sites List in 3krq
Iodine binding site 6 out
of 7 in the Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 6 of Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:I615
b:70.2
occ:1.00
|
O
|
A:PRO424
|
2.7
|
56.3
|
1.0
|
CB
|
A:PRO234
|
3.5
|
73.3
|
1.0
|
C
|
A:PRO424
|
3.8
|
54.8
|
1.0
|
CB
|
A:PHE239
|
3.9
|
53.5
|
1.0
|
CD
|
A:PRO236
|
4.0
|
56.7
|
1.0
|
O
|
A:PRO234
|
4.0
|
69.6
|
1.0
|
CG
|
A:PHE239
|
4.1
|
53.9
|
1.0
|
CA
|
A:PRO236
|
4.1
|
55.6
|
1.0
|
C
|
A:PRO234
|
4.2
|
69.7
|
1.0
|
CG
|
A:PRO236
|
4.2
|
56.4
|
1.0
|
CD1
|
A:PHE239
|
4.3
|
54.2
|
1.0
|
CA
|
A:PRO234
|
4.3
|
72.5
|
1.0
|
N
|
A:PRO236
|
4.3
|
57.3
|
1.0
|
O
|
A:HOH860
|
4.3
|
55.8
|
1.0
|
O
|
A:SER235
|
4.4
|
59.1
|
1.0
|
C
|
A:SER235
|
4.4
|
59.8
|
1.0
|
CA
|
A:THR425
|
4.4
|
57.7
|
1.0
|
N
|
A:THR425
|
4.6
|
56.4
|
1.0
|
CB
|
A:PRO236
|
4.7
|
55.7
|
1.0
|
CD2
|
A:PHE239
|
4.7
|
53.7
|
1.0
|
CG
|
A:PRO234
|
4.7
|
74.1
|
1.0
|
CA
|
A:PRO424
|
4.8
|
53.4
|
1.0
|
N
|
A:SER235
|
4.9
|
66.1
|
1.0
|
|
Iodine binding site 7 out
of 7 in 3krq
Go back to
Iodine Binding Sites List in 3krq
Iodine binding site 7 out
of 7 in the Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution
Mono view
Stereo pair view
|
A full contact list of Iodine with other atoms in the I binding
site number 7 of Crystal Structure of the Complex of Lactoperoxidase with A Potent Inhibitor Amino-Triazole at 2.2A Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:I616
b:87.4
occ:0.50
|
ND2
|
A:ASN95
|
3.5
|
67.7
|
1.0
|
NH2
|
A:ARG506
|
3.9
|
42.3
|
1.0
|
O5
|
A:NAG596
|
4.0
|
77.7
|
1.0
|
NH1
|
A:ARG96
|
4.0
|
41.8
|
1.0
|
C1
|
A:NAG596
|
4.1
|
75.6
|
1.0
|
NH1
|
A:ARG506
|
4.1
|
42.8
|
1.0
|
C2
|
A:NAG596
|
4.1
|
78.8
|
1.0
|
CG
|
A:ARG504
|
4.1
|
61.9
|
1.0
|
O7
|
A:NAG596
|
4.4
|
81.7
|
1.0
|
CZ
|
A:ARG506
|
4.4
|
42.7
|
1.0
|
CG
|
A:ASN95
|
4.5
|
61.5
|
1.0
|
NH2
|
A:ARG96
|
4.5
|
41.7
|
1.0
|
CB
|
A:ASN95
|
4.5
|
55.7
|
1.0
|
CZ
|
A:ARG96
|
4.7
|
42.8
|
1.0
|
CA
|
A:ARG504
|
4.8
|
53.2
|
1.0
|
O6
|
A:NAG596
|
4.8
|
81.5
|
1.0
|
CD
|
A:ARG504
|
4.8
|
66.0
|
1.0
|
|
Reference:
A.K.Singh,
N.Singh,
A.Tiwari,
M.Sinha,
G.S.Kushwaha,
P.Kaur,
A.Srinivasan,
S.Sharma,
T.P.Singh.
First Structural Evidence For the Mode of Diffusion of Aromatic Ligands and Ligand-Induced Closure of the Hydrophobic Channel in Heme Peroxidases J.Biol.Inorg.Chem. V. 15 1099 2010.
ISSN: ISSN 0949-8257
PubMed: 20461536
DOI: 10.1007/S00775-010-0669-3
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