Magnesium in PDB 7kkd: Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site
Enzymatic activity of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site
All present enzymatic activity of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site:
4.3.3.7;
Protein crystallography data
The structure of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site, PDB code: 7kkd
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)
|
49.11 /
1.60
|
Space group
|
C 2 2 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
84.55,
225.54,
199.98,
90,
90,
90
|
R / Rfree (%)
|
15.3 /
18.2
|
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site
(pdb code 7kkd). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 9 binding sites of Magnesium where determined in the
Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site, PDB code: 7kkd:
Jump to Magnesium binding site number:
1;
2;
3;
4;
5;
6;
7;
8;
9;
Magnesium binding site 1 out
of 9 in 7kkd
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Magnesium Binding Sites List in 7kkd
Magnesium binding site 1 out
of 9 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine 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, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg302
b:15.4
occ:1.00
|
O
|
A:HOH421
|
3.2
|
19.0
|
1.0
|
N
|
A:VAL107
|
3.2
|
14.0
|
1.0
|
N
|
A:GLY82
|
3.3
|
16.7
|
1.0
|
O
|
F:HOH443
|
3.4
|
23.9
|
1.0
|
O
|
A:LEU105
|
3.5
|
15.2
|
1.0
|
CB
|
A:VAL107
|
3.7
|
11.2
|
1.0
|
N
|
A:ALA81
|
3.8
|
12.2
|
1.0
|
CA
|
A:GLY82
|
3.8
|
16.7
|
1.0
|
CG1
|
A:VAL107
|
3.8
|
16.0
|
1.0
|
CA
|
A:SER106
|
3.9
|
9.7
|
1.0
|
C
|
A:LEU105
|
3.9
|
11.3
|
1.0
|
C
|
A:SER106
|
4.0
|
11.7
|
1.0
|
CA
|
A:VAL107
|
4.1
|
13.5
|
1.0
|
N
|
A:SER106
|
4.1
|
9.6
|
1.0
|
CA
|
A:GLY80
|
4.1
|
10.9
|
1.0
|
C
|
A:GLY80
|
4.3
|
15.8
|
1.0
|
CG
|
A:LEU105
|
4.3
|
11.2
|
1.0
|
C
|
A:ALA81
|
4.4
|
15.7
|
1.0
|
CD2
|
A:TYR137
|
4.4
|
16.5
|
1.0
|
CD2
|
A:LEU105
|
4.5
|
13.0
|
1.0
|
CB
|
A:LEU105
|
4.7
|
12.6
|
1.0
|
CA
|
A:ALA81
|
4.7
|
13.8
|
1.0
|
O
|
A:HOH513
|
4.8
|
31.2
|
1.0
|
C
|
A:GLY82
|
4.9
|
13.2
|
1.0
|
CE2
|
A:TYR137
|
5.0
|
15.9
|
1.0
|
CA
|
A:LEU105
|
5.0
|
10.6
|
1.0
|
CA
|
A:GLY46
|
5.0
|
15.9
|
1.0
|
|
Magnesium binding site 2 out
of 9 in 7kkd
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Magnesium Binding Sites List in 7kkd
Magnesium binding site 2 out
of 9 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine 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, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg302
b:14.2
occ:1.00
|
O
|
B:HOH482
|
2.1
|
15.4
|
1.0
|
O
|
B:HOH423
|
2.1
|
20.4
|
1.0
|
O
|
B:HOH416
|
2.1
|
18.1
|
1.0
|
O
|
B:HOH479
|
4.1
|
18.6
|
1.0
|
OD1
|
B:ASP102
|
4.2
|
18.2
|
1.0
|
O
|
B:THR73
|
4.2
|
16.8
|
1.0
|
O
|
B:VAL75
|
4.3
|
13.3
|
1.0
|
OD2
|
B:ASP102
|
4.3
|
15.4
|
1.0
|
O
|
B:HOH627
|
4.4
|
39.2
|
1.0
|
O
|
B:CYS70
|
4.5
|
12.6
|
1.0
|
CG
|
B:ASP102
|
4.7
|
16.8
|
1.0
|
O
|
B:HOH438
|
4.9
|
14.3
|
1.0
|
|
Magnesium binding site 3 out
of 9 in 7kkd
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Magnesium Binding Sites List in 7kkd
Magnesium binding site 3 out
of 9 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine 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, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg303
b:32.8
occ:1.00
|
O2
|
B:EDO311
|
2.5
|
53.6
|
1.0
|
NH2
|
B:ARG157
|
3.3
|
14.7
|
1.0
|
NH1
|
B:ARG157
|
3.4
|
16.1
|
1.0
|
CZ
|
B:ARG157
|
3.8
|
15.8
|
1.0
|
C2
|
B:EDO311
|
3.8
|
39.3
|
1.0
|
CB
|
B:HIS181
|
3.9
|
14.7
|
1.0
|
O
|
B:HIS181
|
3.9
|
14.1
|
1.0
|
C1
|
B:EDO311
|
4.2
|
38.9
|
1.0
|
CD2
|
B:HIS181
|
4.4
|
18.2
|
1.0
|
CG
|
B:HIS181
|
4.4
|
16.9
|
1.0
|
C
|
B:HIS181
|
4.6
|
14.7
|
1.0
|
CA
|
B:HIS181
|
4.6
|
12.9
|
1.0
|
CG2
|
B:ILE153
|
4.8
|
11.3
|
1.0
|
CD1
|
B:ILE153
|
4.9
|
12.8
|
1.0
|
|
Magnesium binding site 4 out
of 9 in 7kkd
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Magnesium Binding Sites List in 7kkd
Magnesium binding site 4 out
of 9 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine 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, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg304
b:39.6
occ:1.00
|
O
|
B:HOH658
|
2.5
|
31.0
|
1.0
|
O
|
B:HOH566
|
2.8
|
24.6
|
1.0
|
O
|
B:HOH620
|
3.0
|
40.8
|
1.0
|
NZ
|
B:LYS245
|
3.0
|
21.4
|
1.0
|
CB
|
B:PHE248
|
3.6
|
14.8
|
1.0
|
CE
|
B:LYS245
|
3.7
|
23.0
|
1.0
|
CG
|
B:PHE248
|
4.0
|
16.7
|
1.0
|
O
|
B:HOH668
|
4.0
|
28.9
|
1.0
|
CD
|
B:LYS245
|
4.0
|
21.9
|
1.0
|
O
|
B:HOH705
|
4.1
|
38.2
|
1.0
|
O
|
B:HOH564
|
4.3
|
14.6
|
1.0
|
CD1
|
B:PHE248
|
4.4
|
20.0
|
1.0
|
O
|
B:HOH576
|
4.5
|
26.6
|
1.0
|
O
|
A:HOH445
|
4.6
|
17.2
|
1.0
|
O
|
B:HOH507
|
4.6
|
31.8
|
1.0
|
CD2
|
B:PHE248
|
4.6
|
23.5
|
1.0
|
O
|
B:LYS245
|
4.7
|
14.3
|
1.0
|
O
|
B:HOH652
|
4.8
|
16.1
|
1.0
|
CA
|
B:LYS245
|
4.8
|
12.5
|
1.0
|
OD2
|
A:ASP173
|
5.0
|
15.1
|
1.0
|
|
Magnesium binding site 5 out
of 9 in 7kkd
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Magnesium Binding Sites List in 7kkd
Magnesium binding site 5 out
of 9 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine 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, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg305
b:22.8
occ:1.00
|
O
|
B:HOH588
|
1.8
|
15.5
|
1.0
|
OD2
|
B:ASP227
|
2.1
|
17.4
|
1.0
|
O
|
B:HOH524
|
2.7
|
20.0
|
1.0
|
CG
|
B:ASP227
|
3.2
|
20.9
|
1.0
|
OD1
|
B:ASP227
|
3.6
|
18.6
|
1.0
|
O
|
B:HOH508
|
3.8
|
13.4
|
1.0
|
O
|
B:HOH642
|
3.9
|
23.6
|
1.0
|
O
|
B:HOH648
|
4.0
|
45.9
|
1.0
|
CB
|
B:ASP227
|
4.4
|
13.1
|
1.0
|
|
Magnesium binding site 6 out
of 9 in 7kkd
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Magnesium Binding Sites List in 7kkd
Magnesium binding site 6 out
of 9 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine 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, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg302
b:35.6
occ:1.00
|
O
|
C:HOH729
|
2.7
|
45.6
|
1.0
|
O
|
C:LYS231
|
2.8
|
15.6
|
1.0
|
O
|
C:HOH467
|
3.0
|
22.3
|
1.0
|
N
|
C:LYS235
|
3.5
|
12.1
|
1.0
|
CG
|
C:LYS234
|
3.7
|
13.1
|
1.0
|
C
|
C:LYS231
|
3.7
|
15.3
|
1.0
|
CB
|
C:LYS234
|
3.8
|
13.3
|
1.0
|
CD
|
C:LYS234
|
3.9
|
14.5
|
1.0
|
CG
|
C:LYS231
|
3.9
|
24.1
|
1.0
|
CA
|
C:LYS231
|
3.9
|
17.4
|
1.0
|
CA
|
C:LYS235
|
4.0
|
12.4
|
1.0
|
CB
|
C:LYS235
|
4.0
|
13.7
|
1.0
|
C
|
C:LYS234
|
4.1
|
12.1
|
1.0
|
CE
|
C:LYS234
|
4.1
|
15.4
|
1.0
|
CB
|
C:LYS231
|
4.5
|
22.6
|
1.0
|
CA
|
C:LYS234
|
4.5
|
12.4
|
1.0
|
O
|
C:LYS234
|
4.8
|
12.7
|
1.0
|
CG
|
C:LYS235
|
4.9
|
29.1
|
1.0
|
O
|
C:TYR230
|
4.9
|
16.1
|
1.0
|
N
|
C:GLU232
|
4.9
|
15.8
|
1.0
|
O
|
C:HOH724
|
4.9
|
35.0
|
1.0
|
N
|
C:LYS234
|
4.9
|
12.8
|
1.0
|
|
Magnesium binding site 7 out
of 9 in 7kkd
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Magnesium Binding Sites List in 7kkd
Magnesium binding site 7 out
of 9 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine 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, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg301
b:14.9
occ:1.00
|
O
|
D:HOH434
|
3.1
|
18.4
|
1.0
|
N
|
D:VAL107
|
3.2
|
11.2
|
1.0
|
N
|
D:GLY82
|
3.3
|
16.3
|
1.0
|
O
|
D:LEU105
|
3.4
|
15.1
|
1.0
|
O
|
C:HOH471
|
3.5
|
24.5
|
1.0
|
CB
|
D:VAL107
|
3.7
|
11.3
|
1.0
|
N
|
D:ALA81
|
3.7
|
12.4
|
1.0
|
CA
|
D:GLY82
|
3.8
|
16.2
|
1.0
|
CG1
|
D:VAL107
|
3.8
|
12.2
|
1.0
|
C
|
D:LEU105
|
3.9
|
11.5
|
1.0
|
CA
|
D:SER106
|
3.9
|
8.1
|
1.0
|
C
|
D:SER106
|
4.0
|
13.1
|
1.0
|
CA
|
D:VAL107
|
4.0
|
10.0
|
1.0
|
N
|
D:SER106
|
4.1
|
9.5
|
1.0
|
CA
|
D:GLY80
|
4.2
|
13.7
|
1.0
|
CG
|
D:LEU105
|
4.3
|
11.6
|
1.0
|
C
|
D:GLY80
|
4.4
|
12.4
|
1.0
|
C
|
D:ALA81
|
4.4
|
17.5
|
1.0
|
CD2
|
D:TYR137
|
4.4
|
18.8
|
1.0
|
CD2
|
D:LEU105
|
4.4
|
14.1
|
1.0
|
O
|
D:HOH448
|
4.6
|
29.1
|
1.0
|
CA
|
D:ALA81
|
4.7
|
12.0
|
1.0
|
CB
|
D:LEU105
|
4.7
|
10.1
|
1.0
|
C
|
D:GLY82
|
4.8
|
17.0
|
1.0
|
CA
|
D:LEU105
|
4.9
|
8.8
|
1.0
|
CE2
|
D:TYR137
|
5.0
|
19.5
|
1.0
|
|
Magnesium binding site 8 out
of 9 in 7kkd
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Magnesium Binding Sites List in 7kkd
Magnesium binding site 8 out
of 9 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine 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 8 of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg302
b:37.3
occ:1.00
|
O
|
D:HOH504
|
2.8
|
29.9
|
1.0
|
O
|
D:HOH551
|
3.0
|
21.7
|
1.0
|
O
|
D:HOH715
|
3.6
|
39.2
|
1.0
|
CG
|
D:ASN242
|
3.8
|
13.0
|
1.0
|
OD1
|
D:ASN242
|
3.8
|
15.2
|
1.0
|
CG2
|
D:VAL289
|
3.8
|
15.1
|
1.0
|
O
|
D:HOH568
|
4.0
|
25.6
|
1.0
|
CB
|
D:ASN242
|
4.1
|
11.4
|
1.0
|
O
|
D:HOH666
|
4.1
|
37.2
|
1.0
|
ND2
|
D:ASN242
|
4.2
|
15.7
|
1.0
|
O
|
D:HOH713
|
4.7
|
42.2
|
1.0
|
NZ
|
D:LYS292
|
4.7
|
40.9
|
1.0
|
CA
|
D:ASN242
|
4.7
|
10.8
|
1.0
|
O
|
D:HOH696
|
4.8
|
38.1
|
1.0
|
O
|
D:HOH590
|
5.0
|
26.3
|
1.0
|
|
Magnesium binding site 9 out
of 9 in 7kkd
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Magnesium Binding Sites List in 7kkd
Magnesium binding site 9 out
of 9 in the Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine 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 9 of Dihydrodipicolinate Synthase (Dhdps) From C.Jejuni, N84A Mutant with Pyruvate Bound in the Active Site and R,R-Bislysine Bound at the Allosteric Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
F:Mg301
b:23.7
occ:1.00
|
OD1
|
F:ASP40
|
2.0
|
15.9
|
1.0
|
O
|
F:HOH571
|
2.2
|
20.7
|
1.0
|
O
|
F:HOH492
|
2.2
|
28.8
|
1.0
|
O
|
F:HOH607
|
2.4
|
27.4
|
1.0
|
CG
|
F:ASP40
|
3.2
|
12.6
|
1.0
|
OD2
|
F:ASP40
|
4.0
|
12.5
|
1.0
|
CB
|
F:ASP40
|
4.2
|
12.7
|
1.0
|
O
|
F:GLY38
|
4.2
|
15.6
|
1.0
|
NE2
|
F:HIS223
|
4.2
|
12.3
|
1.0
|
OXT
|
F:ACT303
|
4.3
|
41.9
|
1.0
|
O
|
F:ACT303
|
4.3
|
33.1
|
1.0
|
CA
|
F:ASP40
|
4.3
|
13.9
|
1.0
|
CE1
|
F:HIS223
|
4.4
|
12.8
|
1.0
|
O
|
F:HOH444
|
4.4
|
36.5
|
1.0
|
O
|
F:ILE39
|
4.6
|
19.6
|
1.0
|
C
|
F:ACT303
|
4.7
|
42.0
|
1.0
|
N
|
F:ASP40
|
4.8
|
14.0
|
1.0
|
C
|
F:ILE39
|
4.9
|
15.5
|
1.0
|
|
Reference:
S.Saran,
M.Majdi Yazd,
D.R.J.Palmer,
D.A.R.Sanders.
A Tight Dimer Interface N84 Residue, Plays A Critical Role in the Transmission of the Allosteric Inhibition Signals in Cj.Dhdps To Be Published.
Page generated: Wed Oct 2 22:22:24 2024
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