Magnesium in PDB 1ec8: E. Coli Glucarate Dehydratase Bound to Product 2,3-Dihydroxy-5-Oxo- Hexanedioate
Enzymatic activity of E. Coli Glucarate Dehydratase Bound to Product 2,3-Dihydroxy-5-Oxo- Hexanedioate
All present enzymatic activity of E. Coli Glucarate Dehydratase Bound to Product 2,3-Dihydroxy-5-Oxo- Hexanedioate:
4.2.1.40;
Protein crystallography data
The structure of E. Coli Glucarate Dehydratase Bound to Product 2,3-Dihydroxy-5-Oxo- Hexanedioate, PDB code: 1ec8
was solved by
A.M.Gulick,
B.K.Hubbard,
J.A.Gerlt,
I.Rayment,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
30.00 /
1.90
|
Space group
|
P 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
71.090,
84.606,
98.858,
103.42,
93.99,
113.06
|
R / Rfree (%)
|
n/a /
n/a
|
Magnesium Binding Sites:
The binding sites of Magnesium atom in the E. Coli Glucarate Dehydratase Bound to Product 2,3-Dihydroxy-5-Oxo- Hexanedioate
(pdb code 1ec8). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 4 binding sites of Magnesium where determined in the
E. Coli Glucarate Dehydratase Bound to Product 2,3-Dihydroxy-5-Oxo- Hexanedioate, PDB code: 1ec8:
Jump to Magnesium binding site number:
1;
2;
3;
4;
Magnesium binding site 1 out
of 4 in 1ec8
Go back to
Magnesium Binding Sites List in 1ec8
Magnesium binding site 1 out
of 4 in the E. Coli Glucarate Dehydratase Bound to Product 2,3-Dihydroxy-5-Oxo- Hexanedioate
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of E. Coli Glucarate Dehydratase Bound to Product 2,3-Dihydroxy-5-Oxo- Hexanedioate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg498
b:15.3
occ:1.00
|
O
|
A:HOH1583
|
1.8
|
10.1
|
1.0
|
OD1
|
A:ASN289
|
1.9
|
22.3
|
1.0
|
OD1
|
A:ASP235
|
2.1
|
16.5
|
1.0
|
O6B
|
A:GLR499
|
2.1
|
18.2
|
1.0
|
OE2
|
A:GLU260
|
2.1
|
27.3
|
1.0
|
O6A
|
A:GLR499
|
2.3
|
25.8
|
1.0
|
C6
|
A:GLR499
|
2.5
|
84.7
|
1.0
|
CG
|
A:ASN289
|
3.0
|
13.0
|
1.0
|
CG
|
A:ASP235
|
3.0
|
4.0
|
1.0
|
CD
|
A:GLU260
|
3.2
|
15.9
|
1.0
|
OD2
|
A:ASP235
|
3.5
|
8.0
|
1.0
|
ND2
|
A:ASN289
|
3.6
|
15.1
|
1.0
|
CG
|
A:GLU260
|
3.7
|
11.4
|
1.0
|
ND2
|
A:ASN237
|
3.9
|
17.4
|
1.0
|
NZ
|
A:LYS207
|
4.0
|
12.5
|
1.0
|
NZ
|
A:LYS205
|
4.0
|
22.2
|
1.0
|
OD2
|
A:ASP261
|
4.0
|
13.8
|
1.0
|
C5
|
A:GLR499
|
4.0
|
33.9
|
1.0
|
CB
|
A:ASN289
|
4.2
|
9.0
|
1.0
|
OE1
|
A:GLU260
|
4.2
|
17.9
|
1.0
|
CD2
|
A:HIS339
|
4.2
|
90.5
|
1.0
|
CB
|
A:ASP235
|
4.3
|
12.8
|
1.0
|
CG
|
A:ASN237
|
4.6
|
18.1
|
1.0
|
CE
|
A:LYS205
|
4.8
|
20.8
|
1.0
|
O5
|
A:GLR499
|
4.8
|
24.1
|
1.0
|
OD1
|
A:ASN237
|
4.8
|
19.8
|
1.0
|
N
|
A:ASN289
|
4.8
|
21.0
|
1.0
|
C4
|
A:GLR499
|
4.9
|
34.9
|
1.0
|
CB
|
A:GLU260
|
4.9
|
30.1
|
1.0
|
NE2
|
A:HIS339
|
4.9
|
29.1
|
1.0
|
CA
|
A:ASN289
|
5.0
|
21.9
|
1.0
|
OH
|
A:TYR150
|
5.0
|
23.9
|
1.0
|
|
Magnesium binding site 2 out
of 4 in 1ec8
Go back to
Magnesium Binding Sites List in 1ec8
Magnesium binding site 2 out
of 4 in the E. Coli Glucarate Dehydratase Bound to Product 2,3-Dihydroxy-5-Oxo- Hexanedioate
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of E. Coli Glucarate Dehydratase Bound to Product 2,3-Dihydroxy-5-Oxo- Hexanedioate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg498
b:18.0
occ:1.00
|
O6B
|
B:GLR500
|
1.9
|
16.5
|
1.0
|
O
|
B:HOH1689
|
2.0
|
11.8
|
1.0
|
OE2
|
B:GLU260
|
2.1
|
16.3
|
1.0
|
OD1
|
B:ASN289
|
2.1
|
23.6
|
1.0
|
OD1
|
B:ASP235
|
2.2
|
17.0
|
1.0
|
O6A
|
B:GLR500
|
2.2
|
36.8
|
1.0
|
C6
|
B:GLR500
|
2.3
|
42.4
|
1.0
|
CG
|
B:ASP235
|
3.1
|
11.1
|
1.0
|
CG
|
B:ASN289
|
3.1
|
17.0
|
1.0
|
CD
|
B:GLU260
|
3.2
|
20.2
|
1.0
|
OD2
|
B:ASP235
|
3.6
|
14.5
|
1.0
|
ND2
|
B:ASN289
|
3.6
|
15.5
|
1.0
|
CG
|
B:GLU260
|
3.7
|
7.4
|
1.0
|
C5
|
B:GLR500
|
3.8
|
39.8
|
1.0
|
NZ
|
B:LYS205
|
3.8
|
18.6
|
1.0
|
NZ
|
B:LYS207
|
3.8
|
23.3
|
1.0
|
ND2
|
B:ASN237
|
3.9
|
24.9
|
1.0
|
OE1
|
B:GLU260
|
4.2
|
19.9
|
1.0
|
OD2
|
B:ASP261
|
4.3
|
13.1
|
1.0
|
CB
|
B:ASP235
|
4.3
|
12.0
|
1.0
|
CD2
|
B:HIS339
|
4.4
|
30.6
|
1.0
|
CB
|
B:ASN289
|
4.5
|
14.2
|
1.0
|
O5
|
B:GLR500
|
4.5
|
25.9
|
1.0
|
CE
|
B:LYS205
|
4.5
|
23.4
|
1.0
|
CG
|
B:ASN237
|
4.6
|
33.8
|
1.0
|
C4
|
B:GLR500
|
4.7
|
27.9
|
1.0
|
OH
|
B:TYR150
|
4.7
|
29.1
|
1.0
|
CD1
|
B:LEU311
|
4.8
|
33.9
|
1.0
|
OD1
|
B:ASN237
|
4.8
|
24.0
|
1.0
|
|
Magnesium binding site 3 out
of 4 in 1ec8
Go back to
Magnesium Binding Sites List in 1ec8
Magnesium binding site 3 out
of 4 in the E. Coli Glucarate Dehydratase Bound to Product 2,3-Dihydroxy-5-Oxo- Hexanedioate
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of E. Coli Glucarate Dehydratase Bound to Product 2,3-Dihydroxy-5-Oxo- Hexanedioate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg498
b:13.9
occ:1.00
|
O6B
|
C:GLR501
|
1.9
|
17.5
|
1.0
|
OD1
|
C:ASN289
|
2.0
|
19.4
|
1.0
|
OE2
|
C:GLU260
|
2.0
|
11.2
|
1.0
|
O
|
C:HOH1874
|
2.1
|
14.1
|
1.0
|
O6A
|
C:GLR501
|
2.1
|
18.6
|
1.0
|
OD1
|
C:ASP235
|
2.2
|
12.8
|
1.0
|
C6
|
C:GLR501
|
2.3
|
34.0
|
1.0
|
CG
|
C:ASN289
|
3.0
|
15.0
|
1.0
|
CG
|
C:ASP235
|
3.1
|
10.4
|
1.0
|
CD
|
C:GLU260
|
3.2
|
9.9
|
1.0
|
ND2
|
C:ASN289
|
3.4
|
12.8
|
1.0
|
OD2
|
C:ASP235
|
3.5
|
12.2
|
1.0
|
CG
|
C:GLU260
|
3.7
|
5.8
|
1.0
|
C5
|
C:GLR501
|
3.8
|
35.4
|
1.0
|
NZ
|
C:LYS205
|
3.8
|
18.7
|
1.0
|
NZ
|
C:LYS207
|
3.9
|
15.0
|
1.0
|
ND2
|
C:ASN237
|
3.9
|
13.1
|
1.0
|
OE1
|
C:GLU260
|
4.1
|
20.3
|
1.0
|
OD2
|
C:ASP261
|
4.1
|
9.9
|
1.0
|
CD2
|
C:HIS339
|
4.2
|
32.3
|
1.0
|
CB
|
C:ASN289
|
4.3
|
9.7
|
1.0
|
CB
|
C:ASP235
|
4.4
|
6.4
|
1.0
|
O5
|
C:GLR501
|
4.4
|
26.5
|
1.0
|
CG
|
C:ASN237
|
4.6
|
31.3
|
1.0
|
C4
|
C:GLR501
|
4.7
|
43.6
|
1.0
|
CE
|
C:LYS205
|
4.8
|
20.8
|
1.0
|
OH
|
C:TYR150
|
4.8
|
18.4
|
1.0
|
OD1
|
C:ASN237
|
4.8
|
13.3
|
1.0
|
CD1
|
C:LEU311
|
4.9
|
19.1
|
1.0
|
N
|
C:ASN289
|
4.9
|
7.9
|
1.0
|
|
Magnesium binding site 4 out
of 4 in 1ec8
Go back to
Magnesium Binding Sites List in 1ec8
Magnesium binding site 4 out
of 4 in the E. Coli Glucarate Dehydratase Bound to Product 2,3-Dihydroxy-5-Oxo- Hexanedioate
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of E. Coli Glucarate Dehydratase Bound to Product 2,3-Dihydroxy-5-Oxo- Hexanedioate within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg498
b:15.6
occ:1.00
|
O
|
D:HOH1907
|
1.9
|
12.2
|
1.0
|
OD1
|
D:ASN289
|
1.9
|
16.9
|
1.0
|
OD1
|
D:ASP235
|
2.0
|
10.6
|
1.0
|
O6B
|
D:GLR502
|
2.1
|
19.5
|
1.0
|
OE2
|
D:GLU260
|
2.1
|
17.1
|
1.0
|
O6A
|
D:GLR502
|
2.3
|
21.0
|
1.0
|
C6
|
D:GLR502
|
2.5
|
0.0
|
1.0
|
CG
|
D:ASP235
|
2.9
|
6.9
|
1.0
|
CG
|
D:ASN289
|
3.0
|
10.1
|
1.0
|
CD
|
D:GLU260
|
3.2
|
15.8
|
1.0
|
OD2
|
D:ASP235
|
3.4
|
10.8
|
1.0
|
ND2
|
D:ASN289
|
3.4
|
14.5
|
1.0
|
CG
|
D:GLU260
|
3.6
|
14.2
|
1.0
|
ND2
|
D:ASN237
|
3.8
|
17.0
|
1.0
|
NZ
|
D:LYS205
|
3.9
|
23.6
|
1.0
|
C5
|
D:GLR502
|
4.0
|
34.4
|
1.0
|
NZ
|
D:LYS207
|
4.0
|
26.4
|
1.0
|
OD2
|
D:ASP261
|
4.2
|
13.2
|
1.0
|
OE1
|
D:GLU260
|
4.2
|
22.7
|
1.0
|
CB
|
D:ASP235
|
4.2
|
12.4
|
1.0
|
CB
|
D:ASN289
|
4.3
|
15.1
|
1.0
|
CD2
|
D:HIS339
|
4.5
|
56.9
|
1.0
|
CE
|
D:LYS205
|
4.5
|
14.3
|
1.0
|
CG
|
D:ASN237
|
4.6
|
17.8
|
1.0
|
O5
|
D:GLR502
|
4.7
|
25.3
|
1.0
|
OD1
|
D:ASN237
|
4.9
|
16.9
|
1.0
|
C4
|
D:GLR502
|
4.9
|
33.8
|
1.0
|
CD1
|
D:LEU311
|
4.9
|
12.9
|
1.0
|
CB
|
D:GLU260
|
4.9
|
12.2
|
1.0
|
N
|
D:ASN289
|
4.9
|
15.9
|
1.0
|
OH
|
D:TYR150
|
5.0
|
27.3
|
1.0
|
|
Reference:
A.M.Gulick,
B.K.Hubbard,
J.A.Gerlt,
I.Rayment.
Evolution of Enzymatic Activities in the Enolase Superfamily: Crystallographic and Mutagenesis Studies of the Reaction Catalyzed By D-Glucarate Dehydratase From Escherichia Coli. Biochemistry V. 39 4590 2000.
ISSN: ISSN 0006-2960
PubMed: 10769114
DOI: 10.1021/BI992782I
Page generated: Tue Aug 13 02:54:18 2024
|