Zinc in PDB 1p6c: Crystal Structure of Phosphotriesterase Triple Mutant H254G/H257W/L303T Complexed with Diisopropylmethylphosphonate
Enzymatic activity of Crystal Structure of Phosphotriesterase Triple Mutant H254G/H257W/L303T Complexed with Diisopropylmethylphosphonate
All present enzymatic activity of Crystal Structure of Phosphotriesterase Triple Mutant H254G/H257W/L303T Complexed with Diisopropylmethylphosphonate:
3.1.8.1;
Protein crystallography data
The structure of Crystal Structure of Phosphotriesterase Triple Mutant H254G/H257W/L303T Complexed with Diisopropylmethylphosphonate, PDB code: 1p6c
was solved by
C.M.Hill,
W.Li,
J.B.Thoden,
H.M.Holden,
F.M.Raushel,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
30.00 /
2.00
|
Space group
|
C 1 2 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
130.400,
91.900,
69.700,
90.00,
90.90,
90.00
|
R / Rfree (%)
|
n/a /
n/a
|
Zinc Binding Sites:
The binding sites of Zinc atom in the Crystal Structure of Phosphotriesterase Triple Mutant H254G/H257W/L303T Complexed with Diisopropylmethylphosphonate
(pdb code 1p6c). 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 Phosphotriesterase Triple Mutant H254G/H257W/L303T Complexed with Diisopropylmethylphosphonate, PDB code: 1p6c:
Jump to Zinc binding site number:
1;
2;
3;
4;
Zinc binding site 1 out
of 4 in 1p6c
Go back to
Zinc Binding Sites List in 1p6c
Zinc binding site 1 out
of 4 in the Crystal Structure of Phosphotriesterase Triple Mutant H254G/H257W/L303T Complexed with Diisopropylmethylphosphonate
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 Phosphotriesterase Triple Mutant H254G/H257W/L303T Complexed with Diisopropylmethylphosphonate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn401
b:23.2
occ:1.00
|
NE2
|
A:HIS57
|
2.0
|
8.0
|
1.0
|
OQ1
|
A:KCX169
|
2.0
|
17.7
|
1.0
|
NE2
|
A:HIS55
|
2.0
|
22.8
|
1.0
|
O
|
A:HOH456
|
2.0
|
21.7
|
1.0
|
OD1
|
A:ASP301
|
2.4
|
23.2
|
1.0
|
CE1
|
A:HIS57
|
2.9
|
17.4
|
1.0
|
CD2
|
A:HIS55
|
2.9
|
18.2
|
1.0
|
CX
|
A:KCX169
|
3.0
|
29.6
|
1.0
|
CD2
|
A:HIS57
|
3.0
|
8.3
|
1.0
|
CE1
|
A:HIS55
|
3.1
|
23.7
|
1.0
|
CG
|
A:ASP301
|
3.3
|
48.6
|
1.0
|
OQ2
|
A:KCX169
|
3.5
|
26.2
|
1.0
|
C6
|
A:DII7
|
3.5
|
64.8
|
1.0
|
ZN
|
A:ZN402
|
3.6
|
28.9
|
1.0
|
OD2
|
A:ASP301
|
3.7
|
20.4
|
1.0
|
C4
|
A:DII7
|
3.9
|
53.3
|
1.0
|
NZ
|
A:KCX169
|
3.9
|
15.7
|
1.0
|
ND1
|
A:HIS57
|
4.1
|
20.4
|
1.0
|
CG
|
A:HIS55
|
4.1
|
17.4
|
1.0
|
CG
|
A:HIS57
|
4.1
|
17.7
|
1.0
|
CG2
|
A:VAL101
|
4.2
|
16.9
|
1.0
|
ND1
|
A:HIS55
|
4.2
|
14.8
|
1.0
|
CE1
|
A:HIS230
|
4.2
|
31.8
|
1.0
|
O1
|
A:DII7
|
4.2
|
33.1
|
1.0
|
NE2
|
A:HIS230
|
4.4
|
35.6
|
1.0
|
CB
|
A:ASP301
|
4.6
|
11.5
|
1.0
|
C7
|
A:DII7
|
4.8
|
62.8
|
1.0
|
O3
|
A:DII7
|
4.9
|
81.8
|
1.0
|
C5
|
A:DII7
|
4.9
|
51.7
|
1.0
|
P1
|
A:DII7
|
4.9
|
60.7
|
1.0
|
|
Zinc binding site 2 out
of 4 in 1p6c
Go back to
Zinc Binding Sites List in 1p6c
Zinc binding site 2 out
of 4 in the Crystal Structure of Phosphotriesterase Triple Mutant H254G/H257W/L303T Complexed with Diisopropylmethylphosphonate
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 Phosphotriesterase Triple Mutant H254G/H257W/L303T Complexed with Diisopropylmethylphosphonate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Zn402
b:28.9
occ:1.00
|
OQ2
|
A:KCX169
|
1.8
|
26.2
|
1.0
|
NE2
|
A:HIS230
|
2.0
|
35.6
|
1.0
|
O
|
A:HOH456
|
2.1
|
21.7
|
1.0
|
ND1
|
A:HIS201
|
2.1
|
24.3
|
1.0
|
O1
|
A:DII7
|
2.2
|
33.1
|
1.0
|
CX
|
A:KCX169
|
2.7
|
29.6
|
1.0
|
CE1
|
A:HIS230
|
2.9
|
31.8
|
1.0
|
CD2
|
A:HIS230
|
3.0
|
33.7
|
1.0
|
OQ1
|
A:KCX169
|
3.0
|
17.7
|
1.0
|
CE1
|
A:HIS201
|
3.1
|
24.7
|
1.0
|
CG
|
A:HIS201
|
3.2
|
28.3
|
1.0
|
P1
|
A:DII7
|
3.4
|
60.7
|
1.0
|
CB
|
A:HIS201
|
3.6
|
16.8
|
1.0
|
ZN
|
A:ZN401
|
3.6
|
23.2
|
1.0
|
C7
|
A:DII7
|
3.6
|
62.8
|
1.0
|
NE2
|
A:HIS55
|
4.1
|
22.8
|
1.0
|
CE1
|
A:HIS55
|
4.1
|
23.7
|
1.0
|
NZ
|
A:KCX169
|
4.1
|
15.7
|
1.0
|
ND1
|
A:HIS230
|
4.1
|
31.0
|
1.0
|
CG
|
A:HIS230
|
4.1
|
28.6
|
1.0
|
NE1
|
A:TRP131
|
4.2
|
22.7
|
1.0
|
NE2
|
A:HIS201
|
4.2
|
33.4
|
1.0
|
CD2
|
A:HIS201
|
4.3
|
26.0
|
1.0
|
O3
|
A:DII7
|
4.5
|
81.8
|
1.0
|
C4
|
A:DII7
|
4.5
|
53.3
|
1.0
|
OD2
|
A:ASP301
|
4.5
|
20.4
|
1.0
|
O2
|
A:DII7
|
4.6
|
0.0
|
1.0
|
CA
|
A:HIS201
|
4.6
|
21.7
|
1.0
|
CE
|
A:KCX169
|
4.8
|
24.1
|
1.0
|
C6
|
A:DII7
|
4.8
|
64.8
|
1.0
|
CD1
|
A:TRP131
|
4.9
|
31.4
|
1.0
|
OD1
|
A:ASP301
|
5.0
|
23.2
|
1.0
|
|
Zinc binding site 3 out
of 4 in 1p6c
Go back to
Zinc Binding Sites List in 1p6c
Zinc binding site 3 out
of 4 in the Crystal Structure of Phosphotriesterase Triple Mutant H254G/H257W/L303T Complexed with Diisopropylmethylphosphonate
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 Phosphotriesterase Triple Mutant H254G/H257W/L303T Complexed with Diisopropylmethylphosphonate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Zn403
b:23.9
occ:1.00
|
OQ2
|
B:KCX169
|
1.9
|
16.5
|
1.0
|
O
|
B:HOH16
|
2.0
|
26.8
|
1.0
|
NE2
|
B:HIS55
|
2.1
|
15.4
|
1.0
|
NE2
|
B:HIS57
|
2.2
|
21.1
|
1.0
|
OD1
|
B:ASP301
|
2.2
|
23.1
|
1.0
|
CX
|
B:KCX169
|
3.0
|
15.8
|
1.0
|
CD2
|
B:HIS55
|
3.0
|
15.8
|
1.0
|
CE1
|
B:HIS55
|
3.1
|
16.4
|
1.0
|
CG
|
B:ASP301
|
3.1
|
25.7
|
1.0
|
CE1
|
B:HIS57
|
3.1
|
22.2
|
1.0
|
CD2
|
B:HIS57
|
3.1
|
15.1
|
1.0
|
OD2
|
B:ASP301
|
3.5
|
22.9
|
1.0
|
ZN
|
B:ZN404
|
3.7
|
27.9
|
1.0
|
OQ1
|
B:KCX169
|
3.7
|
20.6
|
1.0
|
CG2
|
B:VAL101
|
3.9
|
23.7
|
1.0
|
C3
|
B:DII8
|
4.1
|
68.2
|
1.0
|
C1
|
B:DII8
|
4.2
|
49.7
|
1.0
|
NZ
|
B:KCX169
|
4.2
|
22.4
|
1.0
|
CG
|
B:HIS55
|
4.2
|
20.5
|
1.0
|
CE1
|
B:HIS230
|
4.2
|
25.3
|
1.0
|
ND1
|
B:HIS55
|
4.2
|
21.7
|
1.0
|
CG
|
B:HIS57
|
4.3
|
22.0
|
1.0
|
ND1
|
B:HIS57
|
4.3
|
20.8
|
1.0
|
NE2
|
B:HIS230
|
4.4
|
29.5
|
1.0
|
CB
|
B:ASP301
|
4.5
|
21.9
|
1.0
|
O1
|
B:DII8
|
4.9
|
42.5
|
1.0
|
C7
|
B:DII8
|
4.9
|
0.0
|
1.0
|
|
Zinc binding site 4 out
of 4 in 1p6c
Go back to
Zinc Binding Sites List in 1p6c
Zinc binding site 4 out
of 4 in the Crystal Structure of Phosphotriesterase Triple Mutant H254G/H257W/L303T Complexed with Diisopropylmethylphosphonate
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 Phosphotriesterase Triple Mutant H254G/H257W/L303T Complexed with Diisopropylmethylphosphonate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Zn404
b:27.9
occ:1.00
|
OQ1
|
B:KCX169
|
1.9
|
20.6
|
1.0
|
ND1
|
B:HIS201
|
2.0
|
15.6
|
1.0
|
NE2
|
B:HIS230
|
2.1
|
29.5
|
1.0
|
O
|
B:HOH16
|
2.1
|
26.8
|
1.0
|
O1
|
B:DII8
|
2.7
|
42.5
|
1.0
|
CX
|
B:KCX169
|
2.9
|
15.8
|
1.0
|
CE1
|
B:HIS201
|
2.9
|
28.5
|
1.0
|
CD2
|
B:HIS230
|
3.0
|
30.6
|
1.0
|
CE1
|
B:HIS230
|
3.1
|
25.3
|
1.0
|
CG
|
B:HIS201
|
3.1
|
24.8
|
1.0
|
OQ2
|
B:KCX169
|
3.2
|
16.5
|
1.0
|
CB
|
B:HIS201
|
3.6
|
19.3
|
1.0
|
ZN
|
B:ZN403
|
3.7
|
23.9
|
1.0
|
C7
|
B:DII8
|
3.8
|
0.0
|
1.0
|
P1
|
B:DII8
|
3.8
|
78.7
|
1.0
|
NE2
|
B:HIS201
|
4.1
|
26.7
|
1.0
|
NZ
|
B:KCX169
|
4.1
|
22.4
|
1.0
|
CG
|
B:HIS230
|
4.2
|
29.0
|
1.0
|
CD2
|
B:HIS201
|
4.2
|
25.7
|
1.0
|
ND1
|
B:HIS230
|
4.2
|
30.4
|
1.0
|
NE1
|
B:TRP131
|
4.2
|
16.0
|
1.0
|
CE1
|
B:HIS55
|
4.3
|
16.4
|
1.0
|
NE2
|
B:HIS55
|
4.4
|
15.4
|
1.0
|
CA
|
B:HIS201
|
4.5
|
21.6
|
1.0
|
OD2
|
B:ASP301
|
4.6
|
22.9
|
1.0
|
CE
|
B:KCX169
|
4.6
|
20.1
|
1.0
|
C1
|
B:DII8
|
4.8
|
49.7
|
1.0
|
O2
|
B:DII8
|
4.8
|
0.0
|
1.0
|
CD1
|
B:TRP131
|
4.9
|
19.7
|
1.0
|
O3
|
B:DII8
|
5.0
|
0.0
|
1.0
|
|
Reference:
C.M.Hill,
W.S.Li,
J.B.Thoden,
H.M.Holden,
F.M.Raushel.
Enhanced Degradation of Chemical Warfare Agents Through Molecular Engineering of the Phosphotriesterase Active Site. J.Am.Chem.Soc. V. 125 8990 2003.
ISSN: ISSN 0002-7863
PubMed: 15369336
DOI: 10.1021/JA0358798
Page generated: Wed Oct 16 17:43:52 2024
|