Iron in PDB 4ghd: Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution
Enzymatic activity of Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution
All present enzymatic activity of Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution:
1.13.11.15;
Protein crystallography data
The structure of Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution, PDB code: 4ghd
was solved by
E.G.Kovaleva,
J.D.Lipscomb,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
48.05 /
1.85
|
Space group
|
P 21 21 2
|
Cell size a, b, c (Å), α, β, γ (°)
|
110.163,
150.701,
96.107,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
15.2 /
18.9
|
Other elements in 4ghd:
The structure of Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution also contains other interesting chemical elements:
Iron Binding Sites:
The binding sites of Iron atom in the Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution
(pdb code 4ghd). This binding sites where shown within
5.0 Angstroms radius around Iron atom.
In total 4 binding sites of Iron where determined in the
Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution, PDB code: 4ghd:
Jump to Iron binding site number:
1;
2;
3;
4;
Iron binding site 1 out
of 4 in 4ghd
Go back to
Iron Binding Sites List in 4ghd
Iron binding site 1 out
of 4 in the Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 1 of Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe401
b:38.6
occ:1.00
|
OE1
|
A:GLU267
|
2.1
|
23.6
|
1.0
|
NE2
|
A:HIS214
|
2.2
|
22.3
|
1.0
|
O
|
A:HOH723
|
2.2
|
38.3
|
1.0
|
NE2
|
A:HIS155
|
2.3
|
22.3
|
1.0
|
O
|
A:HOH722
|
2.3
|
21.6
|
1.0
|
O
|
A:HOH724
|
2.7
|
42.7
|
1.0
|
CE1
|
A:HIS214
|
3.1
|
21.6
|
1.0
|
CD
|
A:GLU267
|
3.1
|
23.8
|
1.0
|
CE1
|
A:HIS155
|
3.2
|
22.9
|
1.0
|
CD2
|
A:HIS214
|
3.2
|
23.3
|
1.0
|
CD2
|
A:HIS155
|
3.3
|
23.2
|
1.0
|
OE2
|
A:GLU267
|
3.6
|
25.9
|
1.0
|
NE2
|
A:HIS200
|
3.8
|
29.3
|
1.0
|
ND1
|
A:HIS214
|
4.2
|
23.9
|
1.0
|
O
|
A:HOH735
|
4.3
|
34.1
|
1.0
|
CG
|
A:HIS214
|
4.4
|
22.3
|
1.0
|
ND1
|
A:HIS155
|
4.4
|
23.2
|
1.0
|
CG
|
A:GLU267
|
4.4
|
21.2
|
1.0
|
CG
|
A:HIS155
|
4.4
|
23.6
|
1.0
|
ND2
|
A:ASN157
|
4.5
|
24.4
|
1.0
|
CB
|
A:GLU267
|
4.5
|
20.2
|
1.0
|
CB
|
A:ALA216
|
4.6
|
20.4
|
1.0
|
CE1
|
A:HIS200
|
4.6
|
28.1
|
1.0
|
CE1
|
A:PHE257
|
4.6
|
21.3
|
1.0
|
CZ
|
A:PHE257
|
4.7
|
20.7
|
1.0
|
CB
|
A:ASN157
|
4.7
|
22.5
|
1.0
|
CD2
|
A:HIS200
|
4.8
|
30.0
|
1.0
|
CD1
|
A:TYR269
|
4.9
|
25.7
|
1.0
|
NE2
|
A:HIS248
|
5.0
|
21.4
|
1.0
|
CE1
|
A:TYR269
|
5.0
|
25.7
|
1.0
|
|
Iron binding site 2 out
of 4 in 4ghd
Go back to
Iron Binding Sites List in 4ghd
Iron binding site 2 out
of 4 in the Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 2 of Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Fe401
b:38.1
occ:1.00
|
OE1
|
B:GLU267
|
2.1
|
21.3
|
1.0
|
NE2
|
B:HIS155
|
2.2
|
20.8
|
1.0
|
O
|
B:HOH752
|
2.3
|
16.6
|
1.0
|
O
|
B:HOH756
|
2.3
|
36.0
|
1.0
|
NE2
|
B:HIS214
|
2.3
|
20.4
|
1.0
|
O
|
B:HOH759
|
2.5
|
35.1
|
1.0
|
CE1
|
B:HIS155
|
3.1
|
21.7
|
1.0
|
CE1
|
B:HIS214
|
3.1
|
20.7
|
1.0
|
CD
|
B:GLU267
|
3.1
|
21.9
|
1.0
|
CD2
|
B:HIS155
|
3.2
|
21.7
|
1.0
|
CD2
|
B:HIS214
|
3.3
|
20.8
|
1.0
|
OE2
|
B:GLU267
|
3.6
|
23.4
|
1.0
|
NE2
|
B:HIS200
|
3.7
|
26.3
|
1.0
|
O
|
B:HOH769
|
4.2
|
35.6
|
1.0
|
ND1
|
B:HIS155
|
4.2
|
20.7
|
1.0
|
CG
|
B:HIS155
|
4.3
|
21.1
|
1.0
|
ND1
|
B:HIS214
|
4.3
|
21.8
|
1.0
|
CG
|
B:GLU267
|
4.4
|
20.8
|
1.0
|
CG
|
B:HIS214
|
4.4
|
20.2
|
1.0
|
CE1
|
B:HIS200
|
4.4
|
24.6
|
1.0
|
ND2
|
B:ASN157
|
4.5
|
25.0
|
1.0
|
CB
|
B:GLU267
|
4.5
|
20.0
|
1.0
|
CB
|
B:ASN157
|
4.6
|
22.3
|
1.0
|
CB
|
B:ALA216
|
4.6
|
19.7
|
1.0
|
CE1
|
B:PHE257
|
4.7
|
18.8
|
1.0
|
CD2
|
B:HIS200
|
4.7
|
26.5
|
1.0
|
CZ
|
B:PHE257
|
4.8
|
19.5
|
1.0
|
CD1
|
B:TYR269
|
5.0
|
27.2
|
1.0
|
|
Iron binding site 3 out
of 4 in 4ghd
Go back to
Iron Binding Sites List in 4ghd
Iron binding site 3 out
of 4 in the Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 3 of Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Fe401
b:34.1
occ:1.00
|
O3
|
C:DHY403
|
2.1
|
23.7
|
1.0
|
OE1
|
C:GLU267
|
2.1
|
20.3
|
1.0
|
O4
|
C:DHY403
|
2.2
|
26.3
|
1.0
|
NE2
|
C:HIS155
|
2.2
|
18.5
|
1.0
|
NE2
|
C:HIS214
|
2.3
|
18.6
|
1.0
|
O
|
C:HOH729
|
2.4
|
14.4
|
1.0
|
C3
|
C:DHY403
|
2.8
|
27.2
|
1.0
|
C4
|
C:DHY403
|
2.8
|
26.2
|
1.0
|
CE1
|
C:HIS214
|
3.0
|
19.0
|
1.0
|
CE1
|
C:HIS155
|
3.1
|
19.9
|
1.0
|
CD
|
C:GLU267
|
3.2
|
20.9
|
1.0
|
CD2
|
C:HIS155
|
3.2
|
19.2
|
1.0
|
CD2
|
C:HIS214
|
3.4
|
19.1
|
1.0
|
OE2
|
C:GLU267
|
3.6
|
21.0
|
1.0
|
NE2
|
C:HIS200
|
3.7
|
26.5
|
1.0
|
C2
|
C:DHY403
|
4.1
|
26.1
|
1.0
|
ND1
|
C:HIS214
|
4.2
|
19.2
|
1.0
|
C5
|
C:DHY403
|
4.2
|
24.9
|
1.0
|
ND1
|
C:HIS155
|
4.3
|
19.3
|
1.0
|
CG
|
C:HIS155
|
4.4
|
19.8
|
1.0
|
CG
|
C:GLU267
|
4.4
|
18.6
|
1.0
|
CG
|
C:HIS214
|
4.4
|
18.5
|
1.0
|
CB
|
C:GLU267
|
4.5
|
18.1
|
1.0
|
CE1
|
C:HIS200
|
4.5
|
26.4
|
1.0
|
CB
|
C:ALA216
|
4.6
|
18.6
|
1.0
|
ND2
|
C:ASN157
|
4.6
|
20.3
|
1.0
|
CE1
|
C:PHE257
|
4.6
|
18.4
|
1.0
|
CB
|
C:ASN157
|
4.7
|
19.5
|
1.0
|
CD2
|
C:HIS200
|
4.7
|
26.1
|
1.0
|
CZ
|
C:PHE257
|
4.7
|
18.7
|
1.0
|
CD1
|
C:TYR269
|
5.0
|
19.6
|
1.0
|
NE1
|
C:TRP192
|
5.0
|
23.6
|
1.0
|
|
Iron binding site 4 out
of 4 in 4ghd
Go back to
Iron Binding Sites List in 4ghd
Iron binding site 4 out
of 4 in the Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 4 of Structure of Y257F Variant of Homoprotocatechuate 2,3-Dioxygenase From B.Fuscum in Complex with Hpca at 1.85 Ang Resolution within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Fe401
b:34.6
occ:1.00
|
OE1
|
D:GLU267
|
2.1
|
18.3
|
1.0
|
NE2
|
D:HIS214
|
2.2
|
15.9
|
1.0
|
O
|
D:HOH752
|
2.2
|
29.2
|
1.0
|
O
|
D:HOH748
|
2.3
|
15.1
|
1.0
|
NE2
|
D:HIS155
|
2.3
|
18.5
|
1.0
|
O
|
D:HOH765
|
2.4
|
27.4
|
1.0
|
CE1
|
D:HIS214
|
2.9
|
16.6
|
1.0
|
CD
|
D:GLU267
|
3.1
|
20.9
|
1.0
|
CE1
|
D:HIS155
|
3.2
|
18.6
|
1.0
|
CD2
|
D:HIS214
|
3.3
|
16.3
|
1.0
|
CD2
|
D:HIS155
|
3.3
|
18.4
|
1.0
|
OE2
|
D:GLU267
|
3.6
|
21.5
|
1.0
|
NE2
|
D:HIS200
|
3.8
|
23.7
|
1.0
|
ND1
|
D:HIS214
|
4.2
|
17.2
|
1.0
|
O
|
D:HOH762
|
4.3
|
30.6
|
1.0
|
ND1
|
D:HIS155
|
4.3
|
20.0
|
1.0
|
CG
|
D:HIS214
|
4.3
|
16.9
|
1.0
|
CG
|
D:GLU267
|
4.4
|
19.2
|
1.0
|
CG
|
D:HIS155
|
4.4
|
18.9
|
1.0
|
ND2
|
D:ASN157
|
4.5
|
19.0
|
1.0
|
CE1
|
D:HIS200
|
4.5
|
25.1
|
1.0
|
CE1
|
D:PHE257
|
4.5
|
17.6
|
1.0
|
CB
|
D:GLU267
|
4.6
|
17.9
|
1.0
|
CB
|
D:ASN157
|
4.6
|
18.9
|
1.0
|
CZ
|
D:PHE257
|
4.6
|
17.4
|
1.0
|
CB
|
D:ALA216
|
4.6
|
18.4
|
1.0
|
CD2
|
D:HIS200
|
4.8
|
23.1
|
1.0
|
|
Reference:
E.G.Kovaleva,
J.D.Lipscomb.
Structural Basis For the Role of Tyrosine 257 of Homoprotocatechuate 2,3-Dioxygenase in Substrate and Oxygen Activation. Biochemistry V. 51 8755 2012.
ISSN: ISSN 0006-2960
PubMed: 23066739
DOI: 10.1021/BI301115C
Page generated: Mon Aug 5 02:42:24 2024
|