Magnesium in PDB 3k8d: Crystal Structure of E. Coli Lipopolysaccharide Specific Cmp-Kdo Synthetase in Complex with Ctp and 2-Deoxy-Kdo
Enzymatic activity of Crystal Structure of E. Coli Lipopolysaccharide Specific Cmp-Kdo Synthetase in Complex with Ctp and 2-Deoxy-Kdo
All present enzymatic activity of Crystal Structure of E. Coli Lipopolysaccharide Specific Cmp-Kdo Synthetase in Complex with Ctp and 2-Deoxy-Kdo:
2.7.7.38;
Protein crystallography data
The structure of Crystal Structure of E. Coli Lipopolysaccharide Specific Cmp-Kdo Synthetase in Complex with Ctp and 2-Deoxy-Kdo, PDB code: 3k8d
was solved by
D.J.Heyes,
C.W.Levy,
P.Lafite,
N.S.Scrutton,
D.Leys,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
45.27 /
1.90
|
Space group
|
P 31
|
Cell size a, b, c (Å), α, β, γ (°)
|
94.770,
94.770,
153.140,
90.00,
90.00,
120.00
|
R / Rfree (%)
|
15.1 /
18.2
|
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Crystal Structure of E. Coli Lipopolysaccharide Specific Cmp-Kdo Synthetase in Complex with Ctp and 2-Deoxy-Kdo
(pdb code 3k8d). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 4 binding sites of Magnesium where determined in the
Crystal Structure of E. Coli Lipopolysaccharide Specific Cmp-Kdo Synthetase in Complex with Ctp and 2-Deoxy-Kdo, PDB code: 3k8d:
Jump to Magnesium binding site number:
1;
2;
3;
4;
Magnesium binding site 1 out
of 4 in 3k8d
Go back to
Magnesium Binding Sites List in 3k8d
Magnesium binding site 1 out
of 4 in the Crystal Structure of E. Coli Lipopolysaccharide Specific Cmp-Kdo Synthetase in Complex with Ctp and 2-Deoxy-Kdo
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 E. Coli Lipopolysaccharide Specific Cmp-Kdo Synthetase in Complex with Ctp and 2-Deoxy-Kdo within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg1242
b:29.5
occ:1.00
|
O1A
|
A:CTP1243
|
2.2
|
18.6
|
1.0
|
O1B
|
A:CTP1243
|
2.3
|
17.0
|
1.0
|
O
|
A:HOH282
|
2.3
|
25.5
|
1.0
|
O
|
A:HOH250
|
2.3
|
14.2
|
1.0
|
O3G
|
A:CTP1243
|
2.4
|
22.6
|
1.0
|
O
|
A:HOH257
|
2.4
|
17.8
|
1.0
|
PB
|
A:CTP1243
|
3.2
|
20.8
|
1.0
|
PA
|
A:CTP1243
|
3.3
|
17.4
|
1.0
|
PG
|
A:CTP1243
|
3.4
|
21.9
|
1.0
|
O3B
|
A:CTP1243
|
3.6
|
24.0
|
1.0
|
O3A
|
A:CTP1243
|
3.6
|
21.2
|
1.0
|
O5'
|
A:CTP1243
|
3.8
|
15.0
|
1.0
|
O
|
A:HOH269
|
3.9
|
24.2
|
1.0
|
NH1
|
D:ARG164
|
3.9
|
22.0
|
1.0
|
NH2
|
A:ARG15
|
4.1
|
18.2
|
1.0
|
O1G
|
A:CTP1243
|
4.1
|
20.9
|
1.0
|
O1A
|
A:KDO1244
|
4.1
|
20.5
|
1.0
|
O
|
A:HOH294
|
4.3
|
33.0
|
1.0
|
C3
|
A:KDO1244
|
4.3
|
15.4
|
1.0
|
C6
|
A:CTP1243
|
4.5
|
17.1
|
1.0
|
C5
|
A:CTP1243
|
4.5
|
16.2
|
1.0
|
O2B
|
A:CTP1243
|
4.6
|
20.3
|
1.0
|
NH1
|
A:ARG10
|
4.6
|
21.0
|
1.0
|
O2A
|
A:CTP1243
|
4.7
|
16.7
|
1.0
|
O2G
|
A:CTP1243
|
4.7
|
20.5
|
1.0
|
O
|
A:HOH253
|
4.8
|
16.3
|
1.0
|
C1
|
A:KDO1244
|
4.9
|
14.5
|
1.0
|
O
|
A:HOH526
|
4.9
|
37.8
|
1.0
|
CZ
|
D:ARG164
|
5.0
|
29.9
|
1.0
|
C2
|
A:KDO1244
|
5.0
|
16.4
|
1.0
|
|
Magnesium binding site 2 out
of 4 in 3k8d
Go back to
Magnesium Binding Sites List in 3k8d
Magnesium binding site 2 out
of 4 in the Crystal Structure of E. Coli Lipopolysaccharide Specific Cmp-Kdo Synthetase in Complex with Ctp and 2-Deoxy-Kdo
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 E. Coli Lipopolysaccharide Specific Cmp-Kdo Synthetase in Complex with Ctp and 2-Deoxy-Kdo within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg1242
b:29.6
occ:1.00
|
O1A
|
B:CTP1243
|
2.2
|
18.1
|
1.0
|
O1B
|
B:CTP1243
|
2.2
|
16.2
|
1.0
|
O
|
B:HOH279
|
2.3
|
23.7
|
1.0
|
O3G
|
B:CTP1243
|
2.3
|
21.1
|
1.0
|
O
|
B:HOH251
|
2.3
|
14.5
|
1.0
|
O
|
B:HOH253
|
2.4
|
16.2
|
1.0
|
PB
|
B:CTP1243
|
3.2
|
21.1
|
1.0
|
PA
|
B:CTP1243
|
3.3
|
16.9
|
1.0
|
PG
|
B:CTP1243
|
3.4
|
20.8
|
1.0
|
O3B
|
B:CTP1243
|
3.6
|
23.6
|
1.0
|
O3A
|
B:CTP1243
|
3.6
|
22.0
|
1.0
|
O5'
|
B:CTP1243
|
3.8
|
14.1
|
1.0
|
O
|
B:HOH262
|
3.9
|
23.8
|
1.0
|
NH1
|
C:ARG164
|
3.9
|
21.0
|
1.0
|
O1G
|
B:CTP1243
|
4.1
|
21.1
|
1.0
|
NH2
|
B:ARG15
|
4.1
|
18.0
|
1.0
|
O1A
|
B:KDO1244
|
4.1
|
20.7
|
1.0
|
O
|
B:HOH294
|
4.2
|
33.8
|
1.0
|
C3
|
B:KDO1244
|
4.3
|
13.4
|
1.0
|
C6
|
B:CTP1243
|
4.4
|
15.5
|
1.0
|
C5
|
B:CTP1243
|
4.5
|
17.3
|
1.0
|
O2B
|
B:CTP1243
|
4.6
|
20.0
|
1.0
|
NH1
|
B:ARG10
|
4.6
|
21.7
|
1.0
|
O2G
|
B:CTP1243
|
4.7
|
18.6
|
1.0
|
O2A
|
B:CTP1243
|
4.7
|
16.8
|
1.0
|
O
|
B:HOH254
|
4.8
|
16.8
|
1.0
|
C1
|
B:KDO1244
|
4.9
|
15.8
|
1.0
|
O
|
B:HOH536
|
4.9
|
35.9
|
1.0
|
CZ
|
C:ARG164
|
5.0
|
32.4
|
1.0
|
|
Magnesium binding site 3 out
of 4 in 3k8d
Go back to
Magnesium Binding Sites List in 3k8d
Magnesium binding site 3 out
of 4 in the Crystal Structure of E. Coli Lipopolysaccharide Specific Cmp-Kdo Synthetase in Complex with Ctp and 2-Deoxy-Kdo
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 E. Coli Lipopolysaccharide Specific Cmp-Kdo Synthetase in Complex with Ctp and 2-Deoxy-Kdo within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg1242
b:13.7
occ:1.00
|
O1A
|
C:CTP1243
|
2.2
|
16.6
|
1.0
|
O1B
|
C:CTP1243
|
2.2
|
17.4
|
1.0
|
O3G
|
C:CTP1243
|
2.3
|
20.4
|
1.0
|
O
|
C:HOH252
|
2.4
|
17.9
|
1.0
|
O
|
C:HOH257
|
2.4
|
21.8
|
1.0
|
O
|
C:HOH273
|
2.4
|
30.9
|
1.0
|
PB
|
C:CTP1243
|
3.2
|
19.3
|
1.0
|
PA
|
C:CTP1243
|
3.3
|
17.4
|
1.0
|
PG
|
C:CTP1243
|
3.4
|
18.8
|
1.0
|
O3B
|
C:CTP1243
|
3.6
|
19.1
|
1.0
|
O3A
|
C:CTP1243
|
3.6
|
22.0
|
1.0
|
O5'
|
C:CTP1243
|
3.8
|
15.2
|
1.0
|
NH1
|
B:ARG164
|
3.9
|
20.7
|
1.0
|
O
|
C:HOH263
|
4.0
|
21.0
|
1.0
|
O1G
|
C:CTP1243
|
4.1
|
21.2
|
1.0
|
NH2
|
C:ARG15
|
4.1
|
16.1
|
1.0
|
O1A
|
C:KDO1244
|
4.1
|
16.6
|
1.0
|
C3
|
C:KDO1244
|
4.2
|
14.4
|
1.0
|
O
|
C:HOH325
|
4.3
|
31.4
|
1.0
|
C6
|
C:CTP1243
|
4.5
|
13.4
|
1.0
|
O2B
|
C:CTP1243
|
4.6
|
21.4
|
1.0
|
C5
|
C:CTP1243
|
4.6
|
21.1
|
1.0
|
O2A
|
C:CTP1243
|
4.6
|
18.3
|
1.0
|
O2G
|
C:CTP1243
|
4.7
|
16.0
|
1.0
|
NH1
|
C:ARG10
|
4.7
|
24.2
|
1.0
|
O
|
C:HOH261
|
4.8
|
17.7
|
1.0
|
C1
|
C:KDO1244
|
4.9
|
25.8
|
1.0
|
C2
|
C:KDO1244
|
5.0
|
18.7
|
1.0
|
|
Magnesium binding site 4 out
of 4 in 3k8d
Go back to
Magnesium Binding Sites List in 3k8d
Magnesium binding site 4 out
of 4 in the Crystal Structure of E. Coli Lipopolysaccharide Specific Cmp-Kdo Synthetase in Complex with Ctp and 2-Deoxy-Kdo
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 E. Coli Lipopolysaccharide Specific Cmp-Kdo Synthetase in Complex with Ctp and 2-Deoxy-Kdo within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg1242
b:13.6
occ:1.00
|
O1A
|
D:CTP1243
|
2.2
|
16.4
|
1.0
|
O1B
|
D:CTP1243
|
2.2
|
16.6
|
1.0
|
O3G
|
D:CTP1243
|
2.4
|
21.1
|
1.0
|
O
|
D:HOH257
|
2.4
|
20.9
|
1.0
|
O
|
D:HOH258
|
2.4
|
18.6
|
1.0
|
O
|
D:HOH275
|
2.4
|
29.3
|
1.0
|
PB
|
D:CTP1243
|
3.2
|
19.1
|
1.0
|
PA
|
D:CTP1243
|
3.3
|
18.1
|
1.0
|
PG
|
D:CTP1243
|
3.4
|
19.3
|
1.0
|
O3B
|
D:CTP1243
|
3.5
|
18.6
|
1.0
|
O3A
|
D:CTP1243
|
3.6
|
22.4
|
1.0
|
O5'
|
D:CTP1243
|
3.7
|
14.5
|
1.0
|
O
|
D:HOH265
|
3.9
|
21.6
|
1.0
|
NH1
|
A:ARG164
|
4.0
|
19.0
|
1.0
|
O1G
|
D:CTP1243
|
4.1
|
22.4
|
1.0
|
NH2
|
D:ARG15
|
4.1
|
17.9
|
1.0
|
O1A
|
D:KDO1244
|
4.1
|
16.1
|
1.0
|
C3
|
D:KDO1244
|
4.2
|
14.2
|
1.0
|
O
|
D:HOH342
|
4.4
|
29.8
|
1.0
|
C6
|
D:CTP1243
|
4.5
|
12.4
|
1.0
|
O2B
|
D:CTP1243
|
4.5
|
18.8
|
1.0
|
C5
|
D:CTP1243
|
4.6
|
19.4
|
1.0
|
O2A
|
D:CTP1243
|
4.6
|
17.9
|
1.0
|
O2G
|
D:CTP1243
|
4.7
|
18.9
|
1.0
|
NH1
|
D:ARG10
|
4.7
|
23.9
|
1.0
|
O
|
D:HOH264
|
4.8
|
17.6
|
1.0
|
C1
|
D:KDO1244
|
4.9
|
22.7
|
1.0
|
C2
|
D:KDO1244
|
5.0
|
22.5
|
1.0
|
|
Reference:
D.J.Heyes,
C.Levy,
P.Lafite,
I.S.Roberts,
M.Goldrick,
A.V.Stachulski,
S.B.Rossington,
D.Stanford,
S.E.J.Rigby,
N.S.Scrutton,
D.Leys.
Structure-Based Mechanism of Cmp-2-Keto-3-Deoxymanno-Octulonic Acid Synthetase: Convergent Evolution of A Sugar-Activating Enzyme with Dna/Rna Polymerases J.Biol.Chem. V. 284 35514 2009.
ISSN: ISSN 0021-9258
PubMed: 19815542
DOI: 10.1074/JBC.M109.056630
Page generated: Wed Aug 14 17:57:02 2024
|