Potassium in PDB 1rxc: E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex
Enzymatic activity of E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex
All present enzymatic activity of E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex:
2.4.2.3;
Protein crystallography data
The structure of E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex, PDB code: 1rxc
was solved by
T.T.Caradoc-Davies,
S.M.Cutfield,
I.L.Lamont,
J.F.Cutfield,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
16.93 /
2.35
|
Space group
|
P 1 21 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
90.188,
191.701,
91.909,
90.00,
118.50,
90.00
|
R / Rfree (%)
|
15 /
20.3
|
Other elements in 1rxc:
The structure of E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex also contains other interesting chemical elements:
Potassium Binding Sites:
The binding sites of Potassium atom in the E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex
(pdb code 1rxc). This binding sites where shown within
5.0 Angstroms radius around Potassium atom.
In total 5 binding sites of Potassium where determined in the
E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex, PDB code: 1rxc:
Jump to Potassium binding site number:
1;
2;
3;
4;
5;
Potassium binding site 1 out
of 5 in 1rxc
Go back to
Potassium Binding Sites List in 1rxc
Potassium binding site 1 out
of 5 in the E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 1 of E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K2101
b:20.7
occ:1.00
|
OE2
|
B:GLU49
|
2.6
|
21.5
|
1.0
|
O
|
A:ILE69
|
2.7
|
15.9
|
1.0
|
OE1
|
A:GLU49
|
2.7
|
18.2
|
1.0
|
O
|
B:ILE69
|
2.7
|
15.8
|
1.0
|
OG
|
A:SER73
|
2.9
|
16.3
|
1.0
|
OG
|
B:SER73
|
2.9
|
10.9
|
1.0
|
O
|
B:HOH2013
|
3.3
|
43.3
|
1.0
|
CB
|
A:SER73
|
3.6
|
16.4
|
1.0
|
CB
|
B:SER73
|
3.7
|
12.9
|
1.0
|
CD
|
B:GLU49
|
3.7
|
21.2
|
1.0
|
N
|
A:ILE69
|
3.7
|
16.1
|
1.0
|
C
|
A:ILE69
|
3.7
|
16.0
|
1.0
|
C
|
B:ILE69
|
3.8
|
15.8
|
1.0
|
N
|
B:ILE69
|
3.8
|
16.1
|
1.0
|
CD
|
A:GLU49
|
3.8
|
18.3
|
1.0
|
CA
|
A:ILE69
|
4.2
|
16.0
|
1.0
|
CA
|
B:ILE69
|
4.3
|
16.0
|
1.0
|
C
|
B:GLY68
|
4.3
|
16.1
|
1.0
|
CG
|
B:GLU49
|
4.3
|
20.9
|
1.0
|
C
|
A:GLY68
|
4.3
|
16.3
|
1.0
|
CA
|
A:GLY68
|
4.4
|
16.3
|
1.0
|
CG
|
A:GLU49
|
4.4
|
18.9
|
1.0
|
CA
|
B:GLY68
|
4.5
|
16.1
|
1.0
|
CB
|
A:ILE69
|
4.6
|
16.0
|
1.0
|
OE1
|
B:GLU49
|
4.7
|
22.1
|
1.0
|
CB
|
B:ILE69
|
4.8
|
15.9
|
1.0
|
O
|
B:THR67
|
4.8
|
15.6
|
1.0
|
OE2
|
A:GLU49
|
4.8
|
17.7
|
1.0
|
CA
|
A:SER73
|
4.8
|
15.9
|
1.0
|
N
|
A:GLY70
|
4.9
|
16.0
|
1.0
|
N
|
B:GLY70
|
4.9
|
15.5
|
1.0
|
N
|
A:SER73
|
4.9
|
15.8
|
1.0
|
O
|
A:THR67
|
4.9
|
16.0
|
1.0
|
CA
|
B:SER73
|
4.9
|
13.3
|
1.0
|
N
|
B:SER73
|
5.0
|
13.5
|
1.0
|
|
Potassium binding site 2 out
of 5 in 1rxc
Go back to
Potassium Binding Sites List in 1rxc
Potassium binding site 2 out
of 5 in the E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 2 of E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:K2102
b:21.9
occ:1.00
|
OE1
|
C:GLU49
|
2.6
|
20.6
|
1.0
|
OE1
|
D:GLU49
|
2.6
|
19.9
|
1.0
|
O
|
C:ILE69
|
2.7
|
14.4
|
1.0
|
OG
|
D:SER73
|
2.8
|
13.3
|
1.0
|
O
|
D:ILE69
|
2.8
|
15.5
|
1.0
|
OG
|
C:SER73
|
3.0
|
12.8
|
1.0
|
CB
|
D:SER73
|
3.5
|
14.3
|
1.0
|
CB
|
C:SER73
|
3.6
|
12.9
|
1.0
|
N
|
C:ILE69
|
3.6
|
15.2
|
1.0
|
C
|
C:ILE69
|
3.7
|
14.7
|
1.0
|
CD
|
D:GLU49
|
3.8
|
21.3
|
1.0
|
CD
|
C:GLU49
|
3.8
|
20.1
|
1.0
|
N
|
D:ILE69
|
3.8
|
16.2
|
1.0
|
C
|
D:ILE69
|
3.8
|
15.7
|
1.0
|
CA
|
C:ILE69
|
4.2
|
15.1
|
1.0
|
C
|
C:GLY68
|
4.2
|
15.4
|
1.0
|
CA
|
D:ILE69
|
4.3
|
16.1
|
1.0
|
CA
|
C:GLY68
|
4.3
|
15.6
|
1.0
|
CG
|
D:GLU49
|
4.4
|
22.6
|
1.0
|
C
|
D:GLY68
|
4.4
|
16.4
|
1.0
|
CA
|
D:GLY68
|
4.4
|
16.9
|
1.0
|
CG
|
C:GLU49
|
4.4
|
19.7
|
1.0
|
CB
|
C:ILE69
|
4.7
|
15.0
|
1.0
|
OE2
|
C:GLU49
|
4.8
|
18.9
|
1.0
|
OE2
|
D:GLU49
|
4.8
|
20.6
|
1.0
|
CA
|
D:SER73
|
4.8
|
14.3
|
1.0
|
O
|
C:THR67
|
4.8
|
16.4
|
1.0
|
O
|
D:THR67
|
4.8
|
17.6
|
1.0
|
CB
|
D:ILE69
|
4.8
|
16.0
|
1.0
|
N
|
C:GLY70
|
4.8
|
14.6
|
1.0
|
N
|
D:SER73
|
4.8
|
14.6
|
1.0
|
CA
|
C:SER73
|
4.8
|
12.8
|
1.0
|
N
|
C:SER73
|
4.9
|
12.7
|
1.0
|
N
|
D:GLY70
|
4.9
|
15.3
|
1.0
|
|
Potassium binding site 3 out
of 5 in 1rxc
Go back to
Potassium Binding Sites List in 1rxc
Potassium binding site 3 out
of 5 in the E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 3 of E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
E:K2103
b:16.2
occ:1.00
|
O
|
F:ILE69
|
2.6
|
13.4
|
1.0
|
OE2
|
F:GLU49
|
2.7
|
20.1
|
1.0
|
OE2
|
E:GLU49
|
2.7
|
16.0
|
1.0
|
O
|
E:ILE69
|
2.8
|
12.1
|
1.0
|
OG
|
F:SER73
|
2.8
|
12.1
|
1.0
|
OG
|
E:SER73
|
2.9
|
10.8
|
1.0
|
CB
|
F:SER73
|
3.6
|
12.9
|
1.0
|
CB
|
E:SER73
|
3.7
|
12.2
|
1.0
|
C
|
F:ILE69
|
3.7
|
13.0
|
1.0
|
N
|
F:ILE69
|
3.7
|
13.5
|
1.0
|
N
|
E:ILE69
|
3.7
|
13.3
|
1.0
|
C
|
E:ILE69
|
3.8
|
12.6
|
1.0
|
CD
|
F:GLU49
|
3.8
|
19.5
|
1.0
|
CD
|
E:GLU49
|
3.9
|
15.5
|
1.0
|
C
|
F:GLY68
|
4.1
|
13.5
|
1.0
|
CA
|
F:GLY68
|
4.2
|
13.7
|
1.0
|
CA
|
F:ILE69
|
4.2
|
12.9
|
1.0
|
CA
|
E:ILE69
|
4.3
|
13.2
|
1.0
|
C
|
E:GLY68
|
4.4
|
13.6
|
1.0
|
CA
|
E:GLY68
|
4.4
|
13.8
|
1.0
|
CG
|
E:GLU49
|
4.4
|
15.6
|
1.0
|
CG
|
F:GLU49
|
4.5
|
18.0
|
1.0
|
O
|
F:THR67
|
4.6
|
13.5
|
1.0
|
CB
|
E:ILE69
|
4.8
|
13.4
|
1.0
|
CB
|
F:ILE69
|
4.8
|
12.7
|
1.0
|
N
|
F:GLY70
|
4.8
|
12.9
|
1.0
|
OE1
|
F:GLU49
|
4.8
|
19.6
|
1.0
|
N
|
E:GLY70
|
4.8
|
12.0
|
1.0
|
OE1
|
E:GLU49
|
4.9
|
15.2
|
1.0
|
O
|
E:THR67
|
4.9
|
14.8
|
1.0
|
CA
|
F:SER73
|
4.9
|
12.9
|
1.0
|
CA
|
E:SER73
|
4.9
|
12.0
|
1.0
|
N
|
E:SER73
|
5.0
|
12.1
|
1.0
|
N
|
F:SER73
|
5.0
|
13.0
|
1.0
|
O
|
F:GLY68
|
5.0
|
13.1
|
1.0
|
|
Potassium binding site 4 out
of 5 in 1rxc
Go back to
Potassium Binding Sites List in 1rxc
Potassium binding site 4 out
of 5 in the E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 4 of E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
I:K2104
b:16.1
occ:1.00
|
O
|
J:ILE69
|
2.6
|
11.1
|
1.0
|
O
|
I:ILE69
|
2.7
|
12.2
|
1.0
|
OE2
|
J:GLU49
|
2.7
|
15.9
|
1.0
|
OE2
|
I:GLU49
|
2.8
|
17.6
|
1.0
|
OG
|
J:SER73
|
2.9
|
14.2
|
1.0
|
OG
|
I:SER73
|
2.9
|
13.2
|
1.0
|
O
|
J:HOH2055
|
3.3
|
40.1
|
1.0
|
CB
|
J:SER73
|
3.5
|
13.6
|
1.0
|
N
|
J:ILE69
|
3.6
|
11.6
|
1.0
|
CB
|
I:SER73
|
3.6
|
14.3
|
1.0
|
C
|
J:ILE69
|
3.6
|
11.6
|
1.0
|
N
|
I:ILE69
|
3.7
|
13.3
|
1.0
|
C
|
I:ILE69
|
3.7
|
13.3
|
1.0
|
CD
|
J:GLU49
|
3.9
|
16.4
|
1.0
|
CD
|
I:GLU49
|
3.9
|
19.3
|
1.0
|
CA
|
J:ILE69
|
4.1
|
11.7
|
1.0
|
C
|
J:GLY68
|
4.2
|
12.1
|
1.0
|
CA
|
I:ILE69
|
4.3
|
13.3
|
1.0
|
C
|
I:GLY68
|
4.3
|
13.6
|
1.0
|
CA
|
J:GLY68
|
4.3
|
12.1
|
1.0
|
CA
|
I:GLY68
|
4.3
|
13.9
|
1.0
|
CG
|
I:GLU49
|
4.4
|
19.2
|
1.0
|
CG
|
J:GLU49
|
4.5
|
15.8
|
1.0
|
CB
|
J:ILE69
|
4.7
|
11.9
|
1.0
|
O
|
J:THR67
|
4.8
|
12.2
|
1.0
|
N
|
J:GLY70
|
4.8
|
11.7
|
1.0
|
CB
|
I:ILE69
|
4.8
|
13.4
|
1.0
|
CA
|
J:SER73
|
4.8
|
13.5
|
1.0
|
O
|
I:THR67
|
4.8
|
14.9
|
1.0
|
N
|
I:GLY70
|
4.8
|
13.2
|
1.0
|
OE1
|
J:GLU49
|
4.8
|
17.7
|
1.0
|
CA
|
I:SER73
|
4.9
|
14.5
|
1.0
|
N
|
I:SER73
|
4.9
|
14.5
|
1.0
|
N
|
J:SER73
|
4.9
|
13.0
|
1.0
|
OE1
|
I:GLU49
|
5.0
|
18.8
|
1.0
|
|
Potassium binding site 5 out
of 5 in 1rxc
Go back to
Potassium Binding Sites List in 1rxc
Potassium binding site 5 out
of 5 in the E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 5 of E. Coli Uridine Phosphorylase: 5-Fluorouracil Ribose-1-Phosphate Complex within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
K:K2105
b:17.3
occ:1.00
|
O
|
L:ILE69
|
2.7
|
18.0
|
1.0
|
OE2
|
K:GLU49
|
2.7
|
18.9
|
1.0
|
O
|
K:ILE69
|
2.7
|
13.2
|
1.0
|
OE2
|
L:GLU49
|
2.7
|
22.7
|
1.0
|
OG
|
L:SER73
|
2.8
|
14.7
|
1.0
|
OG
|
K:SER73
|
2.9
|
15.2
|
1.0
|
CB
|
L:SER73
|
3.6
|
15.2
|
1.0
|
CB
|
K:SER73
|
3.6
|
14.8
|
1.0
|
C
|
L:ILE69
|
3.7
|
17.9
|
1.0
|
C
|
K:ILE69
|
3.7
|
13.5
|
1.0
|
N
|
K:ILE69
|
3.7
|
14.0
|
1.0
|
N
|
L:ILE69
|
3.8
|
18.5
|
1.0
|
CD
|
K:GLU49
|
3.8
|
19.1
|
1.0
|
CD
|
L:GLU49
|
3.9
|
22.9
|
1.0
|
CA
|
L:ILE69
|
4.2
|
18.2
|
1.0
|
C
|
L:GLY68
|
4.2
|
18.8
|
1.0
|
CA
|
K:ILE69
|
4.2
|
13.6
|
1.0
|
C
|
K:GLY68
|
4.3
|
14.3
|
1.0
|
CA
|
L:GLY68
|
4.4
|
19.1
|
1.0
|
CA
|
K:GLY68
|
4.4
|
14.4
|
1.0
|
CG
|
K:GLU49
|
4.4
|
20.1
|
1.0
|
CG
|
L:GLU49
|
4.4
|
21.8
|
1.0
|
O
|
L:THR67
|
4.7
|
19.3
|
1.0
|
CB
|
L:ILE69
|
4.7
|
18.2
|
1.0
|
O
|
K:THR67
|
4.7
|
14.7
|
1.0
|
CB
|
K:ILE69
|
4.7
|
13.4
|
1.0
|
OE1
|
K:GLU49
|
4.8
|
19.9
|
1.0
|
N
|
K:GLY70
|
4.8
|
13.2
|
1.0
|
N
|
L:GLY70
|
4.8
|
17.6
|
1.0
|
OE1
|
L:GLU49
|
4.8
|
22.3
|
1.0
|
CA
|
L:SER73
|
4.9
|
15.3
|
1.0
|
CA
|
K:SER73
|
4.9
|
14.8
|
1.0
|
N
|
L:SER73
|
4.9
|
15.6
|
1.0
|
N
|
K:SER73
|
4.9
|
14.7
|
1.0
|
|
Reference:
T.T.Caradoc-Davies,
S.M.Cutfield,
I.L.Lamont,
J.F.Cutfield.
Crystal Structures of Escherichia Coli Uridine Phosphorylase in Two Native and Three Complexed Forms Reveal Basis of Substrate Specificity, Induced Conformational Changes and Influence of Potassium J.Mol.Biol. V. 337 337 2004.
ISSN: ISSN 0022-2836
PubMed: 15003451
DOI: 10.1016/J.JMB.2004.01.039
Page generated: Mon Aug 12 05:18:18 2024
|