Magnesium in PDB 2hqu: Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion
Enzymatic activity of Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion
All present enzymatic activity of Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion:
3.6.1.23;
Protein crystallography data
The structure of Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion, PDB code: 2hqu
was solved by
O.Barabas,
B.Varga,
B.G.Vertessy,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
20.00 /
2.20
|
Space group
|
P 21 21 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
65.409,
71.773,
76.475,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
20 /
25.1
|
Other elements in 2hqu:
The structure of Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion also contains other interesting chemical elements:
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion
(pdb code 2hqu). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 4 binding sites of Magnesium where determined in the
Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion, PDB code: 2hqu:
Jump to Magnesium binding site number:
1;
2;
3;
4;
Magnesium binding site 1 out
of 4 in 2hqu
Go back to
Magnesium Binding Sites List in 2hqu
Magnesium binding site 1 out
of 4 in the Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg997
b:23.3
occ:1.00
|
O
|
A:HOH1042
|
2.1
|
15.5
|
1.0
|
O2G
|
A:DUP777
|
2.1
|
19.4
|
1.0
|
O1A
|
A:DUP777
|
2.1
|
19.9
|
1.0
|
O1B
|
A:DUP777
|
2.2
|
17.5
|
1.0
|
O
|
A:HOH1012
|
2.3
|
20.0
|
1.0
|
PG
|
A:DUP777
|
3.2
|
17.7
|
1.0
|
PB
|
A:DUP777
|
3.3
|
17.8
|
1.0
|
O1G
|
A:DUP777
|
3.5
|
16.9
|
1.0
|
PA
|
A:DUP777
|
3.5
|
16.6
|
1.0
|
O3B
|
A:DUP777
|
3.6
|
17.4
|
1.0
|
N3A
|
A:DUP777
|
3.8
|
17.4
|
1.0
|
OD1
|
A:ASP49
|
4.1
|
21.1
|
1.0
|
NE
|
A:ARG85
|
4.2
|
15.8
|
1.0
|
O
|
A:HOH1005
|
4.3
|
12.2
|
1.0
|
NH1
|
A:ARG85
|
4.3
|
14.9
|
1.0
|
OD2
|
A:ASP49
|
4.3
|
22.1
|
1.0
|
O
|
A:HOH1046
|
4.4
|
12.7
|
1.0
|
OE1
|
A:GLN131
|
4.4
|
17.2
|
1.0
|
O3G
|
A:DUP777
|
4.4
|
19.0
|
1.0
|
C5'
|
A:DUP777
|
4.5
|
15.5
|
1.0
|
O5'
|
A:DUP777
|
4.5
|
16.8
|
1.0
|
O2A
|
A:DUP777
|
4.5
|
17.1
|
1.0
|
CG
|
A:ASP49
|
4.6
|
20.9
|
1.0
|
O2B
|
A:DUP777
|
4.7
|
17.5
|
1.0
|
CZ
|
A:ARG85
|
4.7
|
15.4
|
1.0
|
|
Magnesium binding site 2 out
of 4 in 2hqu
Go back to
Magnesium Binding Sites List in 2hqu
Magnesium binding site 2 out
of 4 in the Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg998
b:49.5
occ:1.00
|
O
|
C:HOH1031
|
2.1
|
41.5
|
1.0
|
O
|
A:HOH1009
|
2.6
|
33.2
|
1.0
|
OD1
|
A:ASP95
|
3.4
|
27.4
|
1.0
|
OD1
|
C:ASP95
|
3.5
|
25.2
|
1.0
|
O
|
B:HOH1051
|
3.7
|
44.9
|
1.0
|
OD1
|
B:ASP95
|
3.9
|
26.9
|
1.0
|
OD2
|
C:ASP95
|
4.0
|
21.8
|
1.0
|
O
|
A:HOH1036
|
4.0
|
30.9
|
1.0
|
O
|
A:VAL96
|
4.1
|
20.9
|
1.0
|
CG
|
C:ASP95
|
4.2
|
22.4
|
1.0
|
CG
|
A:ASP95
|
4.3
|
25.8
|
1.0
|
OD2
|
A:ASP95
|
4.4
|
27.8
|
1.0
|
O
|
C:VAL96
|
4.5
|
22.0
|
1.0
|
O
|
B:HOH1050
|
4.6
|
30.4
|
1.0
|
O
|
C:HOH1038
|
4.6
|
31.6
|
1.0
|
CG
|
B:ASP95
|
4.8
|
23.0
|
1.0
|
O
|
B:VAL96
|
4.8
|
21.2
|
1.0
|
OD2
|
B:ASP95
|
4.9
|
26.2
|
1.0
|
|
Magnesium binding site 3 out
of 4 in 2hqu
Go back to
Magnesium Binding Sites List in 2hqu
Magnesium binding site 3 out
of 4 in the Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg999
b:11.7
occ:1.00
|
O
|
C:HOH1029
|
1.8
|
11.5
|
1.0
|
O
|
B:HOH1030
|
2.0
|
12.4
|
1.0
|
O2G
|
C:DUP777
|
2.0
|
14.3
|
1.0
|
O
|
B:HOH1019
|
2.1
|
12.1
|
1.0
|
O1B
|
C:DUP777
|
2.1
|
12.0
|
1.0
|
O1A
|
C:DUP777
|
2.3
|
13.8
|
1.0
|
PG
|
C:DUP777
|
3.1
|
13.7
|
1.0
|
PB
|
C:DUP777
|
3.2
|
12.7
|
1.0
|
O3B
|
C:DUP777
|
3.4
|
14.0
|
1.0
|
O
|
B:HOH1022
|
3.5
|
11.2
|
1.0
|
PA
|
C:DUP777
|
3.5
|
13.1
|
1.0
|
O1G
|
C:DUP777
|
3.7
|
11.6
|
1.0
|
N3A
|
C:DUP777
|
3.8
|
12.5
|
1.0
|
NE
|
B:ARG85
|
4.0
|
15.4
|
1.0
|
NH2
|
A:ARG153
|
4.1
|
18.6
|
1.0
|
OG1
|
A:THR161
|
4.1
|
20.8
|
1.0
|
OD1
|
B:ASP49
|
4.2
|
15.5
|
1.0
|
NH1
|
B:ARG85
|
4.3
|
12.6
|
1.0
|
OD2
|
B:ASP49
|
4.4
|
18.6
|
1.0
|
O3G
|
C:DUP777
|
4.4
|
14.5
|
1.0
|
C5'
|
C:DUP777
|
4.5
|
11.4
|
1.0
|
O
|
C:HOH1009
|
4.5
|
15.5
|
1.0
|
OE1
|
B:GLN131
|
4.5
|
20.2
|
1.0
|
O5'
|
C:DUP777
|
4.5
|
13.1
|
1.0
|
O2B
|
C:DUP777
|
4.6
|
13.2
|
1.0
|
O2A
|
C:DUP777
|
4.6
|
9.4
|
1.0
|
CZ
|
B:ARG85
|
4.6
|
15.1
|
1.0
|
CG
|
B:ASP49
|
4.7
|
17.0
|
1.0
|
CG2
|
A:THR161
|
4.8
|
25.4
|
1.0
|
O
|
C:HOH1002
|
4.8
|
22.4
|
1.0
|
CG
|
B:ARG85
|
4.9
|
17.2
|
1.0
|
CA
|
B:GLY41
|
4.9
|
24.0
|
1.0
|
CD
|
B:ARG85
|
4.9
|
15.1
|
1.0
|
NE2
|
B:GLN131
|
5.0
|
12.0
|
1.0
|
CD
|
B:GLN131
|
5.0
|
18.2
|
1.0
|
|
Magnesium binding site 4 out
of 4 in 2hqu
Go back to
Magnesium Binding Sites List in 2hqu
Magnesium binding site 4 out
of 4 in the Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of Human Dutpase in Complex with Alpha,Beta-Iminodutp and Magnesium Ion within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg998
b:18.1
occ:1.00
|
O
|
C:HOH1022
|
2.1
|
12.7
|
1.0
|
O
|
C:HOH1021
|
2.1
|
16.2
|
1.0
|
O1A
|
B:DUP777
|
2.1
|
15.1
|
1.0
|
O1B
|
B:DUP777
|
2.2
|
15.1
|
1.0
|
O2G
|
B:DUP777
|
2.3
|
19.2
|
1.0
|
PB
|
B:DUP777
|
3.5
|
16.6
|
1.0
|
PG
|
B:DUP777
|
3.5
|
19.5
|
1.0
|
PA
|
B:DUP777
|
3.5
|
14.3
|
1.0
|
NH2
|
B:ARG153
|
3.7
|
31.8
|
1.0
|
O
|
A:HOH1013
|
3.8
|
16.1
|
1.0
|
O3B
|
B:DUP777
|
3.8
|
17.2
|
1.0
|
O1G
|
B:DUP777
|
4.0
|
16.8
|
1.0
|
N3A
|
B:DUP777
|
4.0
|
13.6
|
1.0
|
OD1
|
C:ASP49
|
4.1
|
13.5
|
1.0
|
O
|
C:HOH1032
|
4.1
|
30.8
|
1.0
|
NH2
|
C:ARG85
|
4.2
|
19.2
|
1.0
|
OE1
|
C:GLN131
|
4.3
|
21.2
|
1.0
|
O5'
|
B:DUP777
|
4.4
|
14.2
|
1.0
|
CD
|
C:ARG85
|
4.4
|
22.4
|
1.0
|
O2A
|
B:DUP777
|
4.4
|
13.3
|
1.0
|
C5'
|
B:DUP777
|
4.5
|
13.2
|
1.0
|
OG1
|
B:THR161
|
4.6
|
29.7
|
1.0
|
OD2
|
C:ASP49
|
4.6
|
16.9
|
1.0
|
CZ
|
B:ARG153
|
4.7
|
30.6
|
1.0
|
O
|
A:HOH999
|
4.7
|
15.8
|
1.0
|
O3G
|
B:DUP777
|
4.7
|
20.3
|
1.0
|
O2B
|
B:DUP777
|
4.8
|
14.1
|
1.0
|
CG
|
C:ASP49
|
4.8
|
19.5
|
1.0
|
CD
|
C:GLN131
|
4.9
|
16.9
|
1.0
|
NH1
|
B:ARG153
|
4.9
|
32.7
|
1.0
|
|
Reference:
B.Varga,
O.Barabas,
J.Kovari,
J.Toth,
E.Hunyadi-Gulyas,
E.Klement,
K.F.Medzihradszky,
F.Tolgyesi,
J.Fidy,
B.G.Vertessy.
Active Site Closure Facilitates Juxtaposition of Reactant Atoms For Initiation of Catalysis By Human Dutpase. Febs Lett. V. 581 4783 2007.
ISSN: ISSN 0014-5793
PubMed: 17880943
DOI: 10.1016/J.FEBSLET.2007.09.005
Page generated: Tue Aug 13 23:57:21 2024
|