Magnesium in PDB 2ik4: Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate
Enzymatic activity of Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate
All present enzymatic activity of Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate:
3.6.1.1;
Protein crystallography data
The structure of Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate, PDB code: 2ik4
was solved by
E.Oksanen,
A.K.Ahonen,
H.Tuominen,
V.Tuominen,
R.Lahti,
A.Goldman,
P.Heikinheimo,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
19.88 /
1.80
|
Space group
|
P 1 21 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
51.763,
93.230,
69.215,
90.00,
99.58,
90.00
|
R / Rfree (%)
|
16.2 /
19
|
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate
(pdb code 2ik4). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 5 binding sites of Magnesium where determined in the
Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate, PDB code: 2ik4:
Jump to Magnesium binding site number:
1;
2;
3;
4;
5;
Magnesium binding site 1 out
of 5 in 2ik4
Go back to
Magnesium Binding Sites List in 2ik4
Magnesium binding site 1 out
of 5 in the Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg287
b:31.0
occ:1.00
|
O
|
A:HOH289
|
1.9
|
21.9
|
1.0
|
O
|
A:HOH294
|
2.0
|
27.8
|
1.0
|
OD2
|
A:ASP120
|
2.1
|
25.9
|
1.0
|
OD2
|
A:ASP115
|
2.2
|
30.5
|
1.0
|
O
|
A:HOH293
|
2.2
|
25.8
|
1.0
|
OD1
|
A:ASP152
|
2.2
|
30.1
|
1.0
|
CG
|
A:ASP120
|
3.0
|
23.8
|
1.0
|
CG
|
A:ASP115
|
3.2
|
33.5
|
1.0
|
CG
|
A:ASP152
|
3.3
|
28.8
|
1.0
|
O
|
A:HOH296
|
3.5
|
26.5
|
1.0
|
OD1
|
A:ASP115
|
3.5
|
32.9
|
1.0
|
OD1
|
A:ASP120
|
3.6
|
24.8
|
1.0
|
OD2
|
A:ASP152
|
4.0
|
28.4
|
1.0
|
NZ
|
A:LYS154
|
4.1
|
24.9
|
1.0
|
OE2
|
A:GLU101
|
4.1
|
31.9
|
1.0
|
CB
|
A:ASP120
|
4.1
|
22.1
|
1.0
|
CA
|
A:ASP152
|
4.1
|
29.8
|
1.0
|
O
|
A:TRP153
|
4.2
|
25.9
|
1.0
|
CB
|
A:ASP152
|
4.2
|
29.3
|
1.0
|
O
|
A:PRO118
|
4.3
|
25.7
|
1.0
|
O
|
A:HOH399
|
4.3
|
34.5
|
1.0
|
N
|
A:ASP120
|
4.4
|
21.4
|
1.0
|
CB
|
A:ASP115
|
4.4
|
34.7
|
1.0
|
C
|
A:ASP152
|
4.5
|
29.0
|
1.0
|
MG
|
A:MG288
|
4.6
|
28.9
|
1.0
|
N
|
A:TRP153
|
4.6
|
27.7
|
1.0
|
CD
|
A:GLU101
|
4.6
|
31.4
|
1.0
|
CA
|
A:ASP120
|
4.9
|
22.2
|
1.0
|
O
|
A:HOH295
|
4.9
|
26.7
|
1.0
|
CE
|
A:LYS154
|
4.9
|
22.5
|
1.0
|
CB
|
A:GLU117
|
4.9
|
29.2
|
1.0
|
OE1
|
A:GLU101
|
5.0
|
30.7
|
1.0
|
|
Magnesium binding site 2 out
of 5 in 2ik4
Go back to
Magnesium Binding Sites List in 2ik4
Magnesium binding site 2 out
of 5 in the Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg288
b:28.9
occ:1.00
|
OD1
|
A:ASP120
|
2.0
|
24.8
|
1.0
|
O
|
A:HOH290
|
2.1
|
27.4
|
1.0
|
O
|
A:HOH291
|
2.1
|
25.8
|
1.0
|
O
|
A:HOH296
|
2.2
|
26.5
|
1.0
|
O
|
A:HOH292
|
2.2
|
32.3
|
1.0
|
O
|
A:HOH295
|
2.2
|
26.7
|
1.0
|
CG
|
A:ASP120
|
3.1
|
23.8
|
1.0
|
OD2
|
A:ASP120
|
3.5
|
25.9
|
1.0
|
O
|
A:HOH342
|
3.9
|
29.8
|
1.0
|
O
|
A:HOH289
|
4.1
|
21.9
|
1.0
|
O
|
A:PRO118
|
4.1
|
25.7
|
1.0
|
OH
|
A:TYR93
|
4.2
|
25.1
|
1.0
|
OE1
|
A:GLU48
|
4.3
|
22.4
|
1.0
|
O
|
A:HOH355
|
4.3
|
30.2
|
1.0
|
O
|
A:HOH294
|
4.3
|
27.8
|
1.0
|
CB
|
A:ASP120
|
4.3
|
22.1
|
1.0
|
O
|
A:HOH399
|
4.4
|
34.5
|
1.0
|
O
|
A:HOH352
|
4.5
|
32.1
|
1.0
|
CE1
|
A:TYR93
|
4.5
|
21.1
|
1.0
|
OE2
|
A:GLU48
|
4.5
|
25.8
|
1.0
|
MG
|
A:MG287
|
4.6
|
31.0
|
1.0
|
CB
|
A:GLU117
|
4.7
|
29.2
|
1.0
|
CA
|
A:ASP120
|
4.7
|
22.2
|
1.0
|
O
|
A:GLY94
|
4.8
|
19.8
|
1.0
|
CZ
|
A:TYR93
|
4.8
|
23.1
|
1.0
|
CB
|
A:ALA95
|
4.9
|
22.1
|
1.0
|
CD
|
A:GLU48
|
4.9
|
22.6
|
1.0
|
O
|
A:HOH323
|
4.9
|
26.6
|
1.0
|
|
Magnesium binding site 3 out
of 5 in 2ik4
Go back to
Magnesium Binding Sites List in 2ik4
Magnesium binding site 3 out
of 5 in the Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg287
b:17.1
occ:1.00
|
OD1
|
B:ASP152
|
2.1
|
17.8
|
1.0
|
OD2
|
B:ASP120
|
2.1
|
19.0
|
1.0
|
OE2
|
B:GLU117
|
2.1
|
19.6
|
1.0
|
O
|
B:HOH291
|
2.1
|
16.9
|
1.0
|
OD2
|
B:ASP115
|
2.1
|
20.9
|
1.0
|
O4
|
B:PO4290
|
2.1
|
21.0
|
1.0
|
CD
|
B:GLU117
|
2.9
|
24.6
|
1.0
|
CG
|
B:ASP120
|
3.1
|
19.3
|
1.0
|
CG
|
B:ASP152
|
3.1
|
19.3
|
1.0
|
CG
|
B:ASP115
|
3.1
|
22.3
|
1.0
|
P
|
B:PO4290
|
3.2
|
25.6
|
1.0
|
OD1
|
B:ASP120
|
3.3
|
20.4
|
1.0
|
OD2
|
B:ASP152
|
3.4
|
20.3
|
1.0
|
O3
|
B:PO4290
|
3.5
|
23.4
|
1.0
|
OD1
|
B:ASP115
|
3.5
|
19.1
|
1.0
|
CG
|
B:GLU117
|
3.5
|
21.1
|
1.0
|
MG
|
B:MG288
|
3.6
|
21.7
|
1.0
|
MG
|
B:MG289
|
3.7
|
24.0
|
1.0
|
O
|
B:HOH295
|
3.7
|
23.1
|
1.0
|
OE1
|
B:GLU117
|
3.9
|
26.4
|
1.0
|
NZ
|
B:LYS154
|
3.9
|
17.9
|
1.0
|
O2
|
B:PO4290
|
3.9
|
24.8
|
1.0
|
O
|
B:HOH529
|
4.0
|
21.7
|
1.0
|
CB
|
B:ASP152
|
4.4
|
17.9
|
1.0
|
O
|
B:PRO118
|
4.4
|
18.1
|
1.0
|
CB
|
B:ASP120
|
4.4
|
17.8
|
1.0
|
O1
|
B:PO4290
|
4.5
|
28.6
|
1.0
|
CB
|
B:ASP115
|
4.5
|
20.4
|
1.0
|
O
|
B:HOH292
|
4.5
|
18.0
|
1.0
|
OH
|
B:TYR93
|
4.6
|
19.8
|
1.0
|
CA
|
B:ASP152
|
4.7
|
18.2
|
1.0
|
O
|
B:HOH296
|
4.7
|
22.6
|
1.0
|
CB
|
B:GLU117
|
5.0
|
20.5
|
1.0
|
O
|
B:HOH548
|
5.0
|
44.8
|
1.0
|
|
Magnesium binding site 4 out
of 5 in 2ik4
Go back to
Magnesium Binding Sites List in 2ik4
Magnesium binding site 4 out
of 5 in the Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg288
b:21.7
occ:1.00
|
OD1
|
B:ASP120
|
2.0
|
20.4
|
1.0
|
O
|
B:HOH294
|
2.1
|
19.7
|
1.0
|
O3
|
B:PO4290
|
2.1
|
23.4
|
1.0
|
OE2
|
B:GLU117
|
2.1
|
19.6
|
1.0
|
O
|
B:HOH293
|
2.1
|
20.1
|
1.0
|
O
|
B:HOH292
|
2.1
|
18.0
|
1.0
|
CD
|
B:GLU117
|
3.0
|
24.6
|
1.0
|
CG
|
B:ASP120
|
3.0
|
19.3
|
1.0
|
P
|
B:PO4290
|
3.2
|
25.6
|
1.0
|
OD2
|
B:ASP120
|
3.4
|
19.0
|
1.0
|
O2
|
B:PO4290
|
3.6
|
24.8
|
1.0
|
OE1
|
B:GLU117
|
3.6
|
26.4
|
1.0
|
MG
|
B:MG287
|
3.6
|
17.1
|
1.0
|
O4
|
B:PO4290
|
3.9
|
21.0
|
1.0
|
O
|
B:HOH298
|
3.9
|
20.9
|
1.0
|
OH
|
B:TYR93
|
3.9
|
19.8
|
1.0
|
CG
|
B:GLU117
|
3.9
|
21.1
|
1.0
|
O
|
B:PRO118
|
4.1
|
18.1
|
1.0
|
O
|
B:HOH291
|
4.2
|
16.9
|
1.0
|
CB
|
B:ASP120
|
4.2
|
17.8
|
1.0
|
OE1
|
B:GLU48
|
4.3
|
20.7
|
1.0
|
O1
|
B:PO4290
|
4.4
|
28.6
|
1.0
|
CE2
|
B:TYR93
|
4.4
|
18.0
|
1.0
|
CZ
|
B:TYR93
|
4.6
|
19.4
|
1.0
|
O
|
B:HOH351
|
4.7
|
26.4
|
1.0
|
O
|
B:GLY94
|
4.7
|
18.6
|
1.0
|
CA
|
B:ASP120
|
4.7
|
18.3
|
1.0
|
CB
|
B:GLU117
|
4.8
|
20.5
|
1.0
|
OE2
|
B:GLU48
|
4.8
|
21.5
|
1.0
|
O
|
B:HOH314
|
4.8
|
22.4
|
1.0
|
NZ
|
B:LYS56
|
4.8
|
27.8
|
1.0
|
CB
|
B:ALA95
|
5.0
|
18.2
|
1.0
|
CD
|
B:GLU48
|
5.0
|
22.1
|
1.0
|
|
Magnesium binding site 5 out
of 5 in 2ik4
Go back to
Magnesium Binding Sites List in 2ik4
Magnesium binding site 5 out
of 5 in the Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 5 of Yeast Inorganic Pyrophosphatase Variant D117E with Magnesium and Phosphate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg289
b:24.0
occ:1.00
|
OD2
|
B:ASP147
|
2.0
|
22.2
|
1.0
|
O
|
B:HOH296
|
2.1
|
22.6
|
1.0
|
O4
|
B:PO4290
|
2.1
|
21.0
|
1.0
|
OD2
|
B:ASP152
|
2.1
|
20.3
|
1.0
|
O
|
B:HOH295
|
2.2
|
23.1
|
1.0
|
O
|
B:HOH297
|
2.3
|
30.7
|
1.0
|
CG
|
B:ASP147
|
3.1
|
22.5
|
1.0
|
CG
|
B:ASP152
|
3.1
|
19.3
|
1.0
|
P
|
B:PO4290
|
3.2
|
25.6
|
1.0
|
O1
|
B:PO4290
|
3.3
|
28.6
|
1.0
|
OD1
|
B:ASP152
|
3.5
|
17.8
|
1.0
|
CB
|
B:ASP147
|
3.6
|
20.2
|
1.0
|
MG
|
B:MG287
|
3.7
|
17.1
|
1.0
|
NZ
|
B:LYS154
|
3.8
|
17.9
|
1.0
|
OD2
|
B:ASP115
|
3.9
|
20.9
|
1.0
|
O2
|
B:PO4290
|
3.9
|
24.8
|
1.0
|
OH
|
B:TYR192
|
4.0
|
22.0
|
1.0
|
O
|
B:HOH376
|
4.0
|
33.0
|
1.0
|
OD1
|
B:ASP147
|
4.1
|
20.5
|
1.0
|
O
|
B:HOH545
|
4.3
|
42.9
|
1.0
|
CB
|
B:ASP152
|
4.3
|
17.9
|
1.0
|
O
|
B:HOH533
|
4.3
|
21.5
|
1.0
|
O
|
B:HOH548
|
4.3
|
44.8
|
1.0
|
O3
|
B:PO4290
|
4.5
|
23.4
|
1.0
|
OD2
|
B:ASP120
|
4.6
|
19.0
|
1.0
|
NZ
|
B:LYS193
|
4.8
|
25.5
|
1.0
|
OE2
|
B:GLU117
|
4.8
|
19.6
|
1.0
|
CE
|
B:LYS154
|
4.9
|
18.1
|
1.0
|
CG
|
B:ASP115
|
4.9
|
22.3
|
1.0
|
|
Reference:
E.Oksanen,
A.K.Ahonen,
H.Tuominen,
V.Tuominen,
R.Lahti,
A.Goldman,
P.Heikinheimo.
A Complete Structural Description of the Catalytic Cycle of Yeast Pyrophosphatase. Biochemistry V. 46 1228 2007.
ISSN: ISSN 0006-2960
PubMed: 17260952
DOI: 10.1021/BI0619977
Page generated: Wed Aug 14 00:11:32 2024
|