Magnesium in PDB 7epq: Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions
Protein crystallography data
The structure of Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions, PDB code: 7epq
was solved by
A.Zhang,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
48.40 /
2.20
|
Space group
|
P 21 21 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
64.43,
86.61,
122.92,
90,
90,
90
|
R / Rfree (%)
|
18 /
24
|
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions
(pdb code 7epq). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 7 binding sites of Magnesium where determined in the
Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions, PDB code: 7epq:
Jump to Magnesium binding site number:
1;
2;
3;
4;
5;
6;
7;
Magnesium binding site 1 out
of 7 in 7epq
Go back to
Magnesium Binding Sites List in 7epq
Magnesium binding site 1 out
of 7 in the Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg405
b:31.3
occ:1.00
|
O3
|
A:SO4401
|
2.0
|
29.4
|
1.0
|
O
|
A:HOH652
|
2.0
|
32.7
|
1.0
|
O
|
A:HOH519
|
2.1
|
26.9
|
1.0
|
O
|
A:HOH513
|
2.1
|
30.5
|
1.0
|
O
|
A:HOH522
|
2.1
|
27.3
|
1.0
|
O
|
A:HOH554
|
2.2
|
28.2
|
1.0
|
S
|
A:SO4401
|
3.3
|
33.1
|
1.0
|
O4
|
A:SO4401
|
3.5
|
29.6
|
1.0
|
O
|
A:HOH660
|
3.8
|
45.7
|
1.0
|
MG
|
A:MG407
|
3.9
|
41.2
|
1.0
|
O
|
A:HOH518
|
4.0
|
31.6
|
1.0
|
OG1
|
A:THR86
|
4.1
|
30.2
|
1.0
|
OE2
|
A:GLU118
|
4.1
|
32.3
|
1.0
|
OD1
|
A:ASP10
|
4.1
|
29.5
|
1.0
|
O2
|
A:SO4401
|
4.1
|
26.4
|
1.0
|
OD2
|
A:ASP10
|
4.1
|
33.9
|
1.0
|
O
|
A:HOH574
|
4.2
|
34.1
|
1.0
|
O1
|
A:SO4401
|
4.2
|
32.7
|
1.0
|
O
|
A:HOH607
|
4.3
|
26.6
|
1.0
|
CA
|
A:GLY12
|
4.5
|
23.1
|
1.0
|
CG
|
A:ASP10
|
4.6
|
30.9
|
1.0
|
OD2
|
A:ASP141
|
4.7
|
45.4
|
1.0
|
CA
|
A:GLY143
|
4.8
|
28.0
|
1.0
|
CD1
|
A:LEU285
|
4.8
|
30.8
|
1.0
|
CG2
|
A:THR86
|
4.9
|
25.8
|
1.0
|
CB
|
A:THR86
|
4.9
|
30.7
|
1.0
|
O
|
A:HOH502
|
4.9
|
39.2
|
1.0
|
O
|
A:HOH600
|
5.0
|
33.6
|
1.0
|
|
Magnesium binding site 2 out
of 7 in 7epq
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Magnesium Binding Sites List in 7epq
Magnesium binding site 2 out
of 7 in the Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg406
b:35.7
occ:1.00
|
O
|
A:HOH565
|
2.0
|
36.9
|
1.0
|
OD1
|
A:ASP292
|
2.0
|
33.2
|
1.0
|
O
|
A:HOH599
|
2.0
|
39.6
|
1.0
|
O
|
A:HOH572
|
2.1
|
36.5
|
1.0
|
O
|
A:HOH527
|
2.1
|
32.4
|
1.0
|
O
|
A:HOH545
|
2.2
|
30.7
|
1.0
|
CG
|
A:ASP292
|
2.9
|
33.3
|
1.0
|
OD2
|
A:ASP292
|
3.1
|
32.9
|
1.0
|
O
|
A:GLY288
|
4.2
|
31.8
|
1.0
|
O
|
A:VAL122
|
4.2
|
35.7
|
1.0
|
CB
|
A:ASP292
|
4.2
|
34.5
|
1.0
|
O
|
A:ARG120
|
4.3
|
31.3
|
1.0
|
OE1
|
A:GLU291
|
4.3
|
41.4
|
1.0
|
OD2
|
A:ASP124
|
4.4
|
43.3
|
1.0
|
O
|
A:HOH556
|
4.5
|
43.1
|
1.0
|
CA
|
A:ASP292
|
4.6
|
36.4
|
1.0
|
N
|
A:ASP292
|
4.6
|
33.1
|
1.0
|
CD1
|
A:LEU121
|
4.9
|
31.7
|
1.0
|
O
|
A:HOH621
|
4.9
|
37.9
|
1.0
|
|
Magnesium binding site 3 out
of 7 in 7epq
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Magnesium Binding Sites List in 7epq
Magnesium binding site 3 out
of 7 in the Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg407
b:41.2
occ:1.00
|
O
|
A:HOH518
|
2.1
|
31.6
|
1.0
|
O
|
A:HOH502
|
2.1
|
39.2
|
1.0
|
OE2
|
A:GLU118
|
2.2
|
32.3
|
1.0
|
O1
|
A:SO4401
|
2.4
|
32.7
|
1.0
|
OG
|
A:SER146
|
2.4
|
29.8
|
1.0
|
O3
|
A:SO4401
|
2.5
|
29.4
|
1.0
|
S
|
A:SO4401
|
2.9
|
33.1
|
1.0
|
CD
|
A:GLU118
|
3.3
|
31.0
|
1.0
|
OE1
|
A:GLU148
|
3.4
|
38.1
|
1.0
|
O
|
A:HOH513
|
3.4
|
30.5
|
1.0
|
O
|
A:SER146
|
3.6
|
31.6
|
1.0
|
OE1
|
A:GLU118
|
3.6
|
30.2
|
1.0
|
OE2
|
A:GLU148
|
3.7
|
33.2
|
1.0
|
CB
|
A:SER146
|
3.7
|
29.7
|
1.0
|
O2
|
A:SO4401
|
3.7
|
26.4
|
1.0
|
OG
|
A:SER87
|
3.9
|
43.2
|
1.0
|
N
|
A:SER146
|
3.9
|
24.5
|
1.0
|
C
|
A:SER146
|
3.9
|
29.5
|
1.0
|
CD
|
A:GLU148
|
3.9
|
36.2
|
1.0
|
MG
|
A:MG405
|
3.9
|
31.3
|
1.0
|
CA
|
A:SER146
|
4.0
|
30.4
|
1.0
|
O4
|
A:SO4401
|
4.2
|
29.6
|
1.0
|
O
|
A:HOH652
|
4.2
|
32.7
|
1.0
|
OG1
|
A:THR86
|
4.4
|
30.2
|
1.0
|
CB
|
A:THR86
|
4.5
|
30.7
|
1.0
|
CA
|
A:GLY143
|
4.5
|
28.0
|
1.0
|
CG
|
A:GLU118
|
4.6
|
32.3
|
1.0
|
N
|
A:THR147
|
4.8
|
32.6
|
1.0
|
N
|
A:GLY143
|
4.8
|
26.0
|
1.0
|
CB
|
A:SER87
|
4.8
|
33.9
|
1.0
|
N
|
A:SER87
|
4.9
|
29.8
|
1.0
|
NH2
|
A:ARG90
|
4.9
|
35.3
|
1.0
|
CG2
|
A:THR86
|
5.0
|
25.8
|
1.0
|
O
|
A:HOH519
|
5.0
|
26.9
|
1.0
|
C
|
A:GLY145
|
5.0
|
31.3
|
1.0
|
|
Magnesium binding site 4 out
of 7 in 7epq
Go back to
Magnesium Binding Sites List in 7epq
Magnesium binding site 4 out
of 7 in the Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg405
b:28.6
occ:1.00
|
O1
|
B:SO4402
|
2.0
|
25.4
|
1.0
|
O
|
B:HOH623
|
2.0
|
28.2
|
1.0
|
O
|
B:HOH517
|
2.1
|
23.4
|
1.0
|
O
|
B:HOH570
|
2.1
|
20.1
|
1.0
|
O
|
B:HOH585
|
2.1
|
20.7
|
1.0
|
O
|
B:HOH510
|
2.1
|
28.3
|
1.0
|
S
|
B:SO4402
|
3.2
|
26.4
|
1.0
|
O2
|
B:SO4402
|
3.4
|
24.9
|
1.0
|
O
|
B:HOH531
|
3.9
|
24.5
|
1.0
|
MG
|
B:MG407
|
3.9
|
33.3
|
1.0
|
OE2
|
B:GLU118
|
3.9
|
28.7
|
1.0
|
O3
|
B:SO4402
|
3.9
|
25.0
|
1.0
|
OG1
|
B:THR86
|
4.1
|
23.9
|
1.0
|
OD1
|
B:ASP10
|
4.2
|
25.1
|
1.0
|
O
|
B:HOH648
|
4.2
|
25.0
|
1.0
|
O4
|
B:SO4402
|
4.3
|
25.0
|
1.0
|
OD2
|
B:ASP10
|
4.3
|
29.3
|
1.0
|
O
|
B:HOH646
|
4.3
|
31.1
|
1.0
|
OD1
|
B:ASP141
|
4.4
|
44.8
|
1.0
|
CA
|
B:GLY12
|
4.6
|
21.4
|
1.0
|
CA
|
B:GLY143
|
4.6
|
27.2
|
1.0
|
CG
|
B:ASP10
|
4.7
|
27.3
|
1.0
|
O
|
B:HOH610
|
4.8
|
21.5
|
1.0
|
CD1
|
B:LEU285
|
4.9
|
32.1
|
1.0
|
|
Magnesium binding site 5 out
of 7 in 7epq
Go back to
Magnesium Binding Sites List in 7epq
Magnesium binding site 5 out
of 7 in the Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 5 of Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg406
b:32.2
occ:1.00
|
OD1
|
B:ASP292
|
2.0
|
29.1
|
1.0
|
O
|
B:HOH507
|
2.1
|
27.2
|
1.0
|
O
|
B:HOH560
|
2.1
|
28.2
|
1.0
|
O
|
B:HOH542
|
2.1
|
24.1
|
1.0
|
O
|
B:HOH556
|
2.1
|
27.4
|
1.0
|
O
|
B:HOH650
|
2.1
|
30.5
|
1.0
|
CG
|
B:ASP292
|
3.0
|
28.3
|
1.0
|
OD2
|
B:ASP292
|
3.3
|
25.5
|
1.0
|
O
|
B:VAL122
|
4.1
|
29.9
|
1.0
|
OD2
|
B:ASP124
|
4.1
|
33.6
|
1.0
|
O
|
B:HOH680
|
4.1
|
47.5
|
1.0
|
O
|
B:HOH508
|
4.2
|
38.9
|
1.0
|
O
|
B:GLY288
|
4.2
|
20.8
|
1.0
|
O
|
B:ARG120
|
4.2
|
28.9
|
1.0
|
O
|
B:HOH699
|
4.2
|
40.6
|
1.0
|
OE1
|
B:GLU291
|
4.3
|
29.8
|
1.0
|
CB
|
B:ASP292
|
4.4
|
26.4
|
1.0
|
CA
|
B:ASP292
|
4.7
|
28.7
|
1.0
|
N
|
B:ASP292
|
4.7
|
25.7
|
1.0
|
CD1
|
B:LEU121
|
4.8
|
25.4
|
1.0
|
N
|
B:VAL122
|
4.9
|
22.9
|
1.0
|
O
|
B:HOH657
|
4.9
|
40.4
|
1.0
|
|
Magnesium binding site 6 out
of 7 in 7epq
Go back to
Magnesium Binding Sites List in 7epq
Magnesium binding site 6 out
of 7 in the Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 6 of Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg407
b:33.3
occ:1.00
|
O
|
B:HOH531
|
2.0
|
24.5
|
1.0
|
O
|
B:HOH516
|
2.2
|
35.6
|
1.0
|
OG
|
B:SER146
|
2.2
|
25.1
|
1.0
|
O1
|
B:SO4402
|
2.2
|
25.4
|
1.0
|
O4
|
B:SO4402
|
2.3
|
25.0
|
1.0
|
OE2
|
B:GLU118
|
2.3
|
28.7
|
1.0
|
S
|
B:SO4402
|
2.7
|
26.4
|
1.0
|
CD
|
B:GLU118
|
3.2
|
26.3
|
1.0
|
O3
|
B:SO4402
|
3.3
|
25.0
|
1.0
|
O
|
B:SER146
|
3.4
|
27.1
|
1.0
|
OE1
|
B:GLU118
|
3.5
|
25.8
|
1.0
|
CB
|
B:SER146
|
3.5
|
24.9
|
1.0
|
O
|
B:HOH510
|
3.6
|
28.3
|
1.0
|
N
|
B:SER146
|
3.7
|
24.6
|
1.0
|
OE1
|
B:GLU148
|
3.7
|
28.5
|
1.0
|
C
|
B:SER146
|
3.8
|
23.0
|
1.0
|
OE2
|
B:GLU148
|
3.8
|
30.3
|
1.0
|
CA
|
B:SER146
|
3.9
|
26.2
|
1.0
|
MG
|
B:MG405
|
3.9
|
28.6
|
1.0
|
O2
|
B:SO4402
|
4.0
|
24.9
|
1.0
|
O
|
B:HOH623
|
4.1
|
28.2
|
1.0
|
CD
|
B:GLU148
|
4.2
|
29.4
|
1.0
|
OG1
|
B:THR86
|
4.3
|
23.9
|
1.0
|
CB
|
B:SER87
|
4.4
|
26.3
|
1.0
|
CB
|
B:THR86
|
4.4
|
23.8
|
1.0
|
CA
|
B:GLY143
|
4.4
|
27.2
|
1.0
|
CG
|
B:GLU118
|
4.5
|
20.7
|
1.0
|
N
|
B:SER87
|
4.7
|
25.9
|
1.0
|
C
|
B:GLY145
|
4.8
|
24.4
|
1.0
|
N
|
B:THR147
|
4.8
|
23.8
|
1.0
|
N
|
B:GLY143
|
4.8
|
23.9
|
1.0
|
O
|
B:HOH517
|
4.9
|
23.4
|
1.0
|
NH2
|
B:ARG90
|
4.9
|
30.0
|
1.0
|
N
|
B:GLY145
|
4.9
|
22.3
|
1.0
|
|
Magnesium binding site 7 out
of 7 in 7epq
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Magnesium Binding Sites List in 7epq
Magnesium binding site 7 out
of 7 in the Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 7 of Crystal Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Sulfate and Magnesium Ions within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg408
b:40.7
occ:1.00
|
CA
|
B:GLY203
|
2.7
|
36.5
|
1.0
|
O
|
B:HOH535
|
2.7
|
42.4
|
1.0
|
O
|
B:THR202
|
2.7
|
30.5
|
1.0
|
C
|
B:GLY203
|
3.1
|
42.9
|
1.0
|
N
|
B:ILE206
|
3.2
|
33.4
|
1.0
|
C
|
B:THR202
|
3.3
|
31.9
|
1.0
|
N
|
B:GLY203
|
3.3
|
35.6
|
1.0
|
O
|
B:GLY203
|
3.5
|
38.5
|
1.0
|
N
|
B:ASN205
|
3.5
|
34.6
|
1.0
|
O
|
B:VAL142
|
3.6
|
26.3
|
1.0
|
CB
|
B:ILE206
|
3.7
|
36.8
|
1.0
|
CB
|
B:ASN205
|
3.8
|
32.7
|
1.0
|
N
|
B:GLY204
|
3.9
|
39.9
|
1.0
|
CG2
|
B:ILE206
|
3.9
|
30.8
|
1.0
|
CE2
|
B:PHE266
|
4.0
|
33.4
|
1.0
|
CA
|
B:ASN205
|
4.0
|
34.1
|
1.0
|
C
|
B:ASN205
|
4.1
|
34.5
|
1.0
|
CA
|
B:ILE206
|
4.1
|
34.1
|
1.0
|
CB
|
B:VAL142
|
4.1
|
31.1
|
1.0
|
CZ
|
B:PHE266
|
4.4
|
26.3
|
1.0
|
C
|
B:GLY204
|
4.4
|
43.1
|
1.0
|
N
|
B:VAL142
|
4.5
|
28.8
|
1.0
|
C
|
B:VAL142
|
4.5
|
30.1
|
1.0
|
CA
|
B:VAL142
|
4.6
|
29.2
|
1.0
|
CA
|
B:THR202
|
4.6
|
28.5
|
1.0
|
CG1
|
B:VAL142
|
4.7
|
27.7
|
1.0
|
CA
|
B:GLY204
|
4.8
|
46.0
|
1.0
|
ND2
|
B:ASN205
|
4.8
|
30.7
|
1.0
|
CG
|
B:ASN205
|
4.9
|
36.4
|
1.0
|
N
|
B:THR202
|
5.0
|
26.2
|
1.0
|
|
Reference:
A.Zhang,
Z.Lu,
Y.Xu,
T.Qi,
W.Li,
L.Zhang,
Z.Cui.
The Structure of Exopolyphosphatase (Ppx) From Porphyromonas Gingivalis in Complex with Substrate Analogs and Magnesium Ions Reveals the Basis For Polyphosphate Processivity. J.Struct.Biol. V. 213 07767 2021.
ISSN: ESSN 1095-8657
PubMed: 34214602
DOI: 10.1016/J.JSB.2021.107767
Page generated: Wed Oct 2 20:54:56 2024
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