Iron in PDB 1ykm: Protocatechuate 3,4-Dioxygenase Y408E Mutant
Enzymatic activity of Protocatechuate 3,4-Dioxygenase Y408E Mutant
All present enzymatic activity of Protocatechuate 3,4-Dioxygenase Y408E Mutant:
1.13.11.3;
Protein crystallography data
The structure of Protocatechuate 3,4-Dioxygenase Y408E Mutant, PDB code: 1ykm
was solved by
C.K.Brown,
D.H.Ohlendorf,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
7.81 /
2.22
|
Space group
|
I 1 2 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
196.612,
127.728,
134.321,
90.00,
97.66,
90.00
|
R / Rfree (%)
|
16.9 /
19.9
|
Iron Binding Sites:
The binding sites of Iron atom in the Protocatechuate 3,4-Dioxygenase Y408E Mutant
(pdb code 1ykm). This binding sites where shown within
5.0 Angstroms radius around Iron atom.
In total 6 binding sites of Iron where determined in the
Protocatechuate 3,4-Dioxygenase Y408E Mutant, PDB code: 1ykm:
Jump to Iron binding site number:
1;
2;
3;
4;
5;
6;
Iron binding site 1 out
of 6 in 1ykm
Go back to
Iron Binding Sites List in 1ykm
Iron binding site 1 out
of 6 in the Protocatechuate 3,4-Dioxygenase Y408E Mutant
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 1 of Protocatechuate 3,4-Dioxygenase Y408E Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Fe600
b:41.8
occ:1.00
|
O
|
B:HOH901
|
2.1
|
25.1
|
1.0
|
OH
|
B:TYR447
|
2.2
|
19.1
|
1.0
|
NE2
|
B:HIS462
|
2.2
|
13.5
|
1.0
|
NE2
|
B:HIS460
|
2.3
|
13.1
|
1.0
|
CE1
|
B:HIS462
|
3.0
|
9.8
|
1.0
|
CE1
|
B:HIS460
|
3.1
|
13.3
|
1.0
|
O
|
B:HOH801
|
3.2
|
6.9
|
1.0
|
CZ
|
B:TYR447
|
3.3
|
15.8
|
1.0
|
CD2
|
B:HIS460
|
3.3
|
12.1
|
1.0
|
CD2
|
B:HIS462
|
3.4
|
8.8
|
1.0
|
OE1
|
B:GLU408
|
3.6
|
34.3
|
1.0
|
CE2
|
B:TYR447
|
3.6
|
15.4
|
1.0
|
OE2
|
B:GLU408
|
4.1
|
34.5
|
1.0
|
CD
|
B:GLU408
|
4.1
|
32.8
|
1.0
|
O
|
B:HOH643
|
4.2
|
9.3
|
1.0
|
ND1
|
B:HIS462
|
4.2
|
8.5
|
1.0
|
ND1
|
B:HIS460
|
4.3
|
10.7
|
1.0
|
CG
|
B:HIS462
|
4.4
|
10.6
|
1.0
|
O
|
A:HOH606
|
4.4
|
18.6
|
1.0
|
CG
|
B:HIS460
|
4.4
|
10.1
|
1.0
|
CE1
|
B:TYR447
|
4.5
|
15.1
|
1.0
|
NH1
|
B:ARG457
|
4.5
|
14.1
|
1.0
|
|
Iron binding site 2 out
of 6 in 1ykm
Go back to
Iron Binding Sites List in 1ykm
Iron binding site 2 out
of 6 in the Protocatechuate 3,4-Dioxygenase Y408E Mutant
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 2 of Protocatechuate 3,4-Dioxygenase Y408E Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Fe600
b:40.0
occ:1.00
|
OH
|
D:TYR447
|
2.1
|
21.1
|
1.0
|
NE2
|
D:HIS462
|
2.1
|
10.9
|
1.0
|
O
|
D:HOH1901
|
2.3
|
24.8
|
1.0
|
NE2
|
D:HIS460
|
2.4
|
13.3
|
1.0
|
CE1
|
D:HIS462
|
2.8
|
9.3
|
1.0
|
O
|
D:HOH1801
|
3.0
|
6.6
|
1.0
|
CD2
|
D:HIS462
|
3.3
|
8.3
|
1.0
|
CE1
|
D:HIS460
|
3.4
|
12.4
|
1.0
|
CZ
|
D:TYR447
|
3.4
|
14.8
|
1.0
|
CD2
|
D:HIS460
|
3.5
|
13.2
|
1.0
|
OE1
|
D:GLU408
|
3.6
|
32.5
|
1.0
|
CE2
|
D:TYR447
|
3.9
|
15.9
|
1.0
|
ND1
|
D:HIS462
|
4.0
|
8.7
|
1.0
|
OE2
|
D:GLU408
|
4.1
|
30.1
|
1.0
|
CD
|
D:GLU408
|
4.2
|
30.6
|
1.0
|
O
|
C:HOH1606
|
4.3
|
11.3
|
1.0
|
CG
|
D:HIS462
|
4.3
|
8.5
|
1.0
|
O
|
D:HOH1643
|
4.4
|
12.8
|
1.0
|
NH1
|
D:ARG457
|
4.5
|
10.3
|
1.0
|
CE1
|
D:TYR447
|
4.5
|
15.1
|
1.0
|
ND1
|
D:HIS460
|
4.5
|
12.3
|
1.0
|
CG
|
D:HIS460
|
4.6
|
11.5
|
1.0
|
|
Iron binding site 3 out
of 6 in 1ykm
Go back to
Iron Binding Sites List in 1ykm
Iron binding site 3 out
of 6 in the Protocatechuate 3,4-Dioxygenase Y408E Mutant
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 3 of Protocatechuate 3,4-Dioxygenase Y408E Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
F:Fe600
b:39.5
occ:1.00
|
NE2
|
F:HIS462
|
2.1
|
15.5
|
1.0
|
OH
|
F:TYR447
|
2.1
|
20.1
|
1.0
|
O
|
F:HOH2901
|
2.3
|
23.7
|
1.0
|
NE2
|
F:HIS460
|
2.3
|
13.6
|
1.0
|
CE1
|
F:HIS462
|
2.9
|
14.2
|
1.0
|
O
|
F:HOH2801
|
3.0
|
2.9
|
1.0
|
CD2
|
F:HIS462
|
3.2
|
13.2
|
1.0
|
CE1
|
F:HIS460
|
3.3
|
15.5
|
1.0
|
CD2
|
F:HIS460
|
3.3
|
12.9
|
1.0
|
CZ
|
F:TYR447
|
3.5
|
14.3
|
1.0
|
OE1
|
F:GLU408
|
3.5
|
32.4
|
1.0
|
ND1
|
F:HIS462
|
4.1
|
12.3
|
1.0
|
CE2
|
F:TYR447
|
4.1
|
13.5
|
1.0
|
NH1
|
F:ARG457
|
4.2
|
12.0
|
1.0
|
CG
|
F:HIS462
|
4.2
|
13.3
|
1.0
|
CD
|
F:GLU408
|
4.4
|
30.4
|
1.0
|
ND1
|
F:HIS460
|
4.4
|
14.5
|
1.0
|
CG
|
F:HIS460
|
4.4
|
12.9
|
1.0
|
O
|
F:HOH2643
|
4.5
|
17.4
|
1.0
|
O
|
E:HOH2606
|
4.5
|
14.3
|
1.0
|
CE1
|
F:TYR447
|
4.5
|
15.6
|
1.0
|
OE2
|
F:GLU408
|
4.6
|
30.8
|
1.0
|
OE1
|
F:GLN477
|
4.7
|
11.3
|
1.0
|
|
Iron binding site 4 out
of 6 in 1ykm
Go back to
Iron Binding Sites List in 1ykm
Iron binding site 4 out
of 6 in the Protocatechuate 3,4-Dioxygenase Y408E Mutant
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 4 of Protocatechuate 3,4-Dioxygenase Y408E Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
H:Fe600
b:40.6
occ:1.00
|
O
|
H:HOH3901
|
2.1
|
27.8
|
1.0
|
OH
|
H:TYR447
|
2.1
|
20.0
|
1.0
|
NE2
|
H:HIS462
|
2.1
|
12.1
|
1.0
|
NE2
|
H:HIS460
|
2.3
|
12.4
|
1.0
|
CE1
|
H:HIS462
|
3.0
|
10.4
|
1.0
|
O
|
H:HOH3801
|
3.2
|
3.4
|
1.0
|
CD2
|
H:HIS462
|
3.2
|
9.1
|
1.0
|
CE1
|
H:HIS460
|
3.2
|
13.1
|
1.0
|
CD2
|
H:HIS460
|
3.3
|
12.6
|
1.0
|
CZ
|
H:TYR447
|
3.3
|
15.9
|
1.0
|
OE1
|
H:GLU408
|
3.7
|
30.1
|
1.0
|
CE2
|
H:TYR447
|
3.8
|
16.4
|
1.0
|
OE2
|
H:GLU408
|
3.9
|
29.0
|
1.0
|
CD
|
H:GLU408
|
4.1
|
28.4
|
1.0
|
ND1
|
H:HIS462
|
4.1
|
8.6
|
1.0
|
O
|
G:HOH3606
|
4.3
|
18.9
|
1.0
|
CG
|
H:HIS462
|
4.3
|
8.1
|
1.0
|
O
|
H:HOH3643
|
4.3
|
16.3
|
1.0
|
ND1
|
H:HIS460
|
4.4
|
12.0
|
1.0
|
CG
|
H:HIS460
|
4.4
|
11.5
|
1.0
|
NH1
|
H:ARG457
|
4.5
|
12.4
|
1.0
|
CE1
|
H:TYR447
|
4.5
|
14.4
|
1.0
|
|
Iron binding site 5 out
of 6 in 1ykm
Go back to
Iron Binding Sites List in 1ykm
Iron binding site 5 out
of 6 in the Protocatechuate 3,4-Dioxygenase Y408E Mutant
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 5 of Protocatechuate 3,4-Dioxygenase Y408E Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
J:Fe600
b:46.4
occ:1.00
|
NE2
|
J:HIS462
|
2.1
|
14.4
|
1.0
|
NE2
|
J:HIS460
|
2.2
|
17.9
|
1.0
|
OH
|
J:TYR447
|
2.2
|
23.8
|
1.0
|
O
|
J:HOH4901
|
2.2
|
23.3
|
1.0
|
CE1
|
J:HIS462
|
2.9
|
11.3
|
1.0
|
O
|
J:HOH4801
|
3.1
|
5.5
|
1.0
|
CE1
|
J:HIS460
|
3.1
|
17.2
|
1.0
|
CD2
|
J:HIS462
|
3.2
|
11.3
|
1.0
|
CD2
|
J:HIS460
|
3.2
|
15.7
|
1.0
|
CZ
|
J:TYR447
|
3.4
|
18.6
|
1.0
|
OE1
|
J:GLU408
|
3.8
|
35.1
|
1.0
|
CE2
|
J:TYR447
|
3.9
|
18.2
|
1.0
|
ND1
|
J:HIS462
|
4.1
|
8.2
|
1.0
|
OE2
|
J:GLU408
|
4.2
|
34.3
|
1.0
|
O
|
J:HOH4643
|
4.2
|
15.0
|
1.0
|
CG
|
J:HIS462
|
4.2
|
10.9
|
1.0
|
ND1
|
J:HIS460
|
4.3
|
16.1
|
1.0
|
CD
|
J:GLU408
|
4.3
|
33.0
|
1.0
|
CG
|
J:HIS460
|
4.3
|
14.7
|
1.0
|
NH1
|
J:ARG457
|
4.4
|
14.3
|
1.0
|
O
|
J:HOH4606
|
4.5
|
20.3
|
1.0
|
CE1
|
J:TYR447
|
4.6
|
17.3
|
1.0
|
OE1
|
J:GLN477
|
4.8
|
12.7
|
1.0
|
|
Iron binding site 6 out
of 6 in 1ykm
Go back to
Iron Binding Sites List in 1ykm
Iron binding site 6 out
of 6 in the Protocatechuate 3,4-Dioxygenase Y408E Mutant
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 6 of Protocatechuate 3,4-Dioxygenase Y408E Mutant within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
L:Fe600
b:38.3
occ:1.00
|
OH
|
L:TYR447
|
2.0
|
21.6
|
1.0
|
O
|
L:HOH5901
|
2.1
|
22.6
|
1.0
|
NE2
|
L:HIS462
|
2.2
|
14.7
|
1.0
|
NE2
|
L:HIS460
|
2.2
|
13.3
|
1.0
|
CE1
|
L:HIS462
|
3.0
|
13.2
|
1.0
|
O
|
L:HOH5801
|
3.1
|
1.6
|
1.0
|
CD2
|
L:HIS460
|
3.2
|
13.4
|
1.0
|
CE1
|
L:HIS460
|
3.2
|
13.0
|
1.0
|
CD2
|
L:HIS462
|
3.3
|
12.3
|
1.0
|
CZ
|
L:TYR447
|
3.3
|
15.7
|
1.0
|
OE1
|
L:GLU408
|
3.7
|
29.6
|
1.0
|
CE2
|
L:TYR447
|
3.9
|
16.3
|
1.0
|
O
|
L:HOH5643
|
4.0
|
11.0
|
1.0
|
ND1
|
L:HIS462
|
4.2
|
12.0
|
1.0
|
NH1
|
L:ARG457
|
4.3
|
10.9
|
1.0
|
ND1
|
L:HIS460
|
4.3
|
13.9
|
1.0
|
CD
|
L:GLU408
|
4.3
|
29.6
|
1.0
|
OE2
|
L:GLU408
|
4.3
|
30.9
|
1.0
|
CG
|
L:HIS460
|
4.3
|
12.8
|
1.0
|
CG
|
L:HIS462
|
4.3
|
11.6
|
1.0
|
O
|
K:HOH5606
|
4.4
|
18.1
|
1.0
|
CE1
|
L:TYR447
|
4.4
|
14.0
|
1.0
|
OE1
|
L:GLN477
|
5.0
|
15.7
|
1.0
|
|
Reference:
M.P.Valley,
C.K.Brown,
D.L.Burk,
M.W.Vetting,
D.H.Ohlendorf,
J.D.Lipscomb.
Roles of the Equatorial Tyrosyl Iron Ligand of Protocatechuate 3,4-Dioxygenase in Catalysis Biochemistry V. 44 11024 2005.
ISSN: ISSN 0006-2960
PubMed: 16101286
DOI: 10.1021/BI050902I
Page generated: Sat Aug 3 17:51:30 2024
|