Magnesium in PDB 7ko3: Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site
Enzymatic activity of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site
All present enzymatic activity of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site:
4.3.3.7;
Protein crystallography data
The structure of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site, PDB code: 7ko3
was solved by
S.Saran,
M.Majdi Yazdi,
D.A.R.Sanders,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
43.82 /
2.22
|
Space group
|
C 2 2 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
85.32,
232.26,
200.37,
90,
90,
90
|
R / Rfree (%)
|
15.7 /
20.6
|
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site
(pdb code 7ko3). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 7 binding sites of Magnesium where determined in the
Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site, PDB code: 7ko3:
Jump to Magnesium binding site number:
1;
2;
3;
4;
5;
6;
7;
Magnesium binding site 1 out
of 7 in 7ko3
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Magnesium Binding Sites List in 7ko3
Magnesium binding site 1 out
of 7 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site
 Mono view
 Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg302
b:39.5
occ:1.00
|
O
|
A:HOH451
|
2.1
|
39.1
|
1.0
|
OD2
|
A:ASP227
|
2.2
|
35.5
|
1.0
|
O
|
A:HOH406
|
2.2
|
28.4
|
1.0
|
O
|
A:HOH423
|
2.3
|
33.0
|
1.0
|
CG
|
A:ASP227
|
2.9
|
32.7
|
1.0
|
OD1
|
A:ASP227
|
3.0
|
40.4
|
1.0
|
CB
|
A:ASP227
|
4.2
|
25.1
|
1.0
|
O
|
A:HOH440
|
4.3
|
35.8
|
1.0
|
O
|
A:HOH435
|
4.5
|
27.8
|
1.0
|
O
|
A:HOH489
|
4.6
|
32.2
|
1.0
|
|
Magnesium binding site 2 out
of 7 in 7ko3
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Magnesium Binding Sites List in 7ko3
Magnesium binding site 2 out
of 7 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site
 Mono view
 Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg303
b:51.3
occ:1.00
|
ND2
|
A:ASN252
|
3.3
|
19.7
|
1.0
|
NE
|
A:ARG142
|
3.4
|
62.1
|
1.0
|
CB
|
A:ASN252
|
4.0
|
20.9
|
1.0
|
CZ
|
A:ARG142
|
4.0
|
35.0
|
1.0
|
CG
|
A:ASN252
|
4.1
|
24.4
|
1.0
|
NH2
|
A:ARG142
|
4.1
|
37.8
|
1.0
|
CE2
|
A:PHE248
|
4.1
|
26.8
|
1.0
|
CD
|
A:ARG142
|
4.1
|
40.8
|
1.0
|
CG2
|
A:THR47
|
4.4
|
35.8
|
1.0
|
C1
|
A:KPI166
|
4.4
|
32.0
|
1.0
|
CB
|
A:THR47
|
4.6
|
39.6
|
1.0
|
OH
|
A:TYR137
|
4.6
|
31.1
|
1.0
|
CZ
|
A:PHE248
|
4.8
|
26.0
|
1.0
|
O2
|
A:KPI166
|
5.0
|
32.0
|
1.0
|
O
|
A:HOH516
|
5.0
|
27.6
|
1.0
|
|
Magnesium binding site 3 out
of 7 in 7ko3
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Magnesium Binding Sites List in 7ko3
Magnesium binding site 3 out
of 7 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site
 Mono view
 Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg304
b:47.8
occ:1.00
|
OG1
|
A:THR55
|
2.7
|
31.5
|
1.0
|
CB
|
A:GLU57
|
3.6
|
38.3
|
1.0
|
CB
|
A:THR55
|
3.6
|
34.8
|
1.0
|
CG2
|
A:THR55
|
3.8
|
28.4
|
1.0
|
CG
|
A:GLU58
|
3.9
|
31.2
|
1.0
|
CG
|
A:GLU57
|
4.0
|
59.9
|
1.0
|
CD
|
A:GLU58
|
4.1
|
40.3
|
1.0
|
O
|
A:HOH476
|
4.2
|
36.0
|
1.0
|
OE2
|
A:GLU58
|
4.3
|
37.0
|
1.0
|
N
|
A:GLU58
|
4.4
|
24.9
|
1.0
|
CA
|
A:GLU57
|
4.6
|
29.1
|
1.0
|
OE1
|
A:GLU58
|
4.6
|
31.4
|
1.0
|
C
|
A:GLU57
|
4.8
|
34.5
|
1.0
|
N
|
A:GLU57
|
4.8
|
31.4
|
1.0
|
O
|
A:HOH468
|
4.9
|
43.3
|
1.0
|
CB
|
A:GLU58
|
4.9
|
30.0
|
1.0
|
|
Magnesium binding site 4 out
of 7 in 7ko3
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Magnesium Binding Sites List in 7ko3
Magnesium binding site 4 out
of 7 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site
 Mono view
 Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg302
b:41.8
occ:1.00
|
OD2
|
B:ASP227
|
2.1
|
34.8
|
1.0
|
CG
|
B:ASP227
|
3.2
|
24.6
|
1.0
|
OD1
|
B:ASP227
|
3.6
|
39.8
|
1.0
|
O
|
B:HOH473
|
4.3
|
28.3
|
1.0
|
CB
|
B:ASP227
|
4.4
|
26.4
|
1.0
|
O
|
B:HOH522
|
4.5
|
34.9
|
1.0
|
|
Magnesium binding site 5 out
of 7 in 7ko3
Go back to
Magnesium Binding Sites List in 7ko3
Magnesium binding site 5 out
of 7 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site
 Mono view
 Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 5 of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg303
b:48.3
occ:1.00
|
NE
|
B:ARG142
|
3.2
|
55.5
|
1.0
|
ND2
|
B:ASN252
|
3.3
|
20.1
|
1.0
|
CD
|
B:ARG142
|
3.9
|
42.1
|
1.0
|
CZ
|
B:ARG142
|
3.9
|
48.4
|
1.0
|
CG2
|
B:THR47
|
4.0
|
32.6
|
1.0
|
NH2
|
B:ARG142
|
4.0
|
44.3
|
1.0
|
CB
|
B:ASN252
|
4.1
|
20.0
|
1.0
|
CG
|
B:ASN252
|
4.2
|
24.9
|
1.0
|
CE2
|
B:PHE248
|
4.3
|
29.0
|
1.0
|
CB
|
B:THR47
|
4.3
|
35.6
|
1.0
|
OH
|
B:TYR137
|
4.4
|
32.1
|
1.0
|
C1
|
B:KPI166
|
4.6
|
28.9
|
1.0
|
OG1
|
B:THR47
|
4.8
|
35.7
|
1.0
|
O
|
B:HOH498
|
4.8
|
26.4
|
1.0
|
O1
|
B:KPI166
|
4.9
|
32.7
|
1.0
|
NH1
|
B:ARG142
|
5.0
|
22.1
|
1.0
|
|
Magnesium binding site 6 out
of 7 in 7ko3
Go back to
Magnesium Binding Sites List in 7ko3
Magnesium binding site 6 out
of 7 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site
 Mono view
 Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 6 of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg302
b:49.6
occ:1.00
|
NE
|
D:ARG142
|
3.3
|
41.0
|
1.0
|
NH2
|
D:ARG142
|
3.3
|
37.6
|
1.0
|
ND2
|
D:ASN252
|
3.4
|
21.0
|
1.0
|
CZ
|
D:ARG142
|
3.7
|
31.1
|
1.0
|
CB
|
D:ASN252
|
4.1
|
20.3
|
1.0
|
CE2
|
D:PHE248
|
4.1
|
35.5
|
1.0
|
CG
|
D:ASN252
|
4.2
|
25.4
|
1.0
|
CD
|
D:ARG142
|
4.4
|
35.6
|
1.0
|
CG2
|
D:THR47
|
4.4
|
29.7
|
1.0
|
OH
|
D:TYR137
|
4.5
|
35.6
|
1.0
|
C1
|
D:KPI166
|
4.5
|
28.9
|
1.0
|
CB
|
D:THR47
|
4.6
|
35.7
|
1.0
|
O
|
D:HOH475
|
4.7
|
27.8
|
1.0
|
CZ
|
D:PHE248
|
4.8
|
30.8
|
1.0
|
NH1
|
D:ARG142
|
5.0
|
23.2
|
1.0
|
O2
|
D:KPI166
|
5.0
|
34.0
|
1.0
|
|
Magnesium binding site 7 out
of 7 in 7ko3
Go back to
Magnesium Binding Sites List in 7ko3
Magnesium binding site 7 out
of 7 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site
 Mono view
 Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 7 of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, E88D Mutant with Pyruvate Bound in the Active Site and L-Lysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
F:Mg302
b:26.9
occ:1.00
|
O
|
F:HOH441
|
3.0
|
30.9
|
1.0
|
N
|
F:VAL107
|
3.2
|
22.8
|
1.0
|
N
|
F:GLY82
|
3.3
|
28.0
|
1.0
|
O
|
D:HOH440
|
3.3
|
35.1
|
1.0
|
O
|
F:LEU105
|
3.4
|
30.9
|
1.0
|
CA
|
F:GLY82
|
3.7
|
30.7
|
1.0
|
N
|
F:ALA81
|
3.8
|
26.5
|
1.0
|
CB
|
F:VAL107
|
3.8
|
22.9
|
1.0
|
C
|
F:LEU105
|
3.8
|
27.3
|
1.0
|
CA
|
F:SER106
|
3.9
|
27.3
|
1.0
|
CG1
|
F:VAL107
|
3.9
|
25.2
|
1.0
|
C
|
F:SER106
|
4.0
|
22.4
|
1.0
|
N
|
F:SER106
|
4.1
|
21.2
|
1.0
|
CA
|
F:VAL107
|
4.1
|
24.8
|
1.0
|
CA
|
F:GLY80
|
4.1
|
27.1
|
1.0
|
CG
|
F:LEU105
|
4.3
|
21.9
|
1.0
|
C
|
F:GLY80
|
4.3
|
33.9
|
1.0
|
C
|
F:ALA81
|
4.3
|
27.4
|
1.0
|
CD2
|
F:TYR137
|
4.4
|
24.7
|
1.0
|
CD2
|
F:LEU105
|
4.4
|
22.8
|
1.0
|
CB
|
F:LEU105
|
4.6
|
28.3
|
1.0
|
CA
|
F:ALA81
|
4.7
|
26.6
|
1.0
|
C
|
F:GLY82
|
4.7
|
23.7
|
1.0
|
CE2
|
F:TYR137
|
4.8
|
23.3
|
1.0
|
CA
|
F:LEU105
|
4.9
|
25.7
|
1.0
|
O
|
F:VAL45
|
5.0
|
31.0
|
1.0
|
CA
|
F:GLY46
|
5.0
|
29.8
|
1.0
|
|
Reference:
S.Saran,
M.Majdi Yazdi,
I.Chung,
D.A.R.Sanders.
The Allosteric Site Residue, E88 Interacts with the Inhibitors to Transmit the Allosteric Inhibition Signals in Cj.Dhdps By Forming A Hydrogen Bond. To Be Published.
Page generated: Wed Oct 2 22:29:41 2024
|