Iron in PDB 4gep: Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta
Enzymatic activity of Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta
All present enzymatic activity of Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta:
1.8.1.2;
Protein crystallography data
The structure of Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta, PDB code: 4gep
was solved by
B.R.Crane,
E.D.Getzoff,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
10.00 /
2.00
|
Space group
|
P 21 21 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
69.800,
77.400,
87.800,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
18.8 /
n/a
|
Other elements in 4gep:
The structure of Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta also contains other interesting chemical elements:
Iron Binding Sites:
The binding sites of Iron atom in the Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta
(pdb code 4gep). This binding sites where shown within
5.0 Angstroms radius around Iron atom.
In total 5 binding sites of Iron where determined in the
Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta, PDB code: 4gep:
Jump to Iron binding site number:
1;
2;
3;
4;
5;
Iron binding site 1 out
of 5 in 4gep
Go back to
Iron Binding Sites List in 4gep
Iron binding site 1 out
of 5 in the Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 1 of Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe575
b:10.6
occ:1.00
|
FE1
|
A:SF4575
|
0.0
|
10.6
|
1.0
|
S3
|
A:SF4575
|
2.2
|
11.0
|
1.0
|
S2
|
A:SF4575
|
2.3
|
10.4
|
1.0
|
SG
|
A:CYS434
|
2.3
|
9.8
|
1.0
|
S4
|
A:SF4575
|
2.3
|
11.1
|
1.0
|
FE4
|
A:SF4575
|
2.6
|
10.2
|
1.0
|
FE2
|
A:SF4575
|
2.8
|
12.4
|
1.0
|
FE3
|
A:SF4575
|
2.8
|
11.8
|
1.0
|
CB
|
A:CYS434
|
3.1
|
8.9
|
1.0
|
N
|
A:GLY478
|
3.7
|
10.0
|
1.0
|
S1
|
A:SF4575
|
3.9
|
12.1
|
1.0
|
N
|
A:SER436
|
4.0
|
12.9
|
1.0
|
CA
|
A:GLY478
|
4.1
|
11.9
|
1.0
|
CA
|
A:SER436
|
4.2
|
12.2
|
1.0
|
CB
|
A:CYS483
|
4.2
|
7.1
|
1.0
|
CB
|
A:SER436
|
4.4
|
12.6
|
1.0
|
OG1
|
A:THR477
|
4.5
|
12.8
|
1.0
|
CA
|
A:CYS434
|
4.5
|
9.3
|
1.0
|
SG
|
A:CYS483
|
4.6
|
8.2
|
1.0
|
N
|
A:CYS479
|
4.6
|
7.8
|
1.0
|
N
|
A:VAL435
|
4.6
|
9.9
|
1.0
|
C
|
A:GLY478
|
4.6
|
9.8
|
1.0
|
C
|
A:CYS434
|
4.7
|
9.1
|
1.0
|
C
|
A:THR477
|
4.8
|
11.1
|
1.0
|
SG
|
A:CYS479
|
4.9
|
11.6
|
1.0
|
SG
|
A:CYS440
|
4.9
|
12.5
|
1.0
|
C
|
A:VAL435
|
5.0
|
13.0
|
1.0
|
|
Iron binding site 2 out
of 5 in 4gep
Go back to
Iron Binding Sites List in 4gep
Iron binding site 2 out
of 5 in the Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 2 of Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe575
b:12.4
occ:1.00
|
FE2
|
A:SF4575
|
0.0
|
12.4
|
1.0
|
S4
|
A:SF4575
|
2.2
|
11.1
|
1.0
|
S1
|
A:SF4575
|
2.3
|
12.1
|
1.0
|
SG
|
A:CYS440
|
2.3
|
12.5
|
1.0
|
S3
|
A:SF4575
|
2.4
|
11.0
|
1.0
|
FE3
|
A:SF4575
|
2.6
|
11.8
|
1.0
|
FE1
|
A:SF4575
|
2.8
|
10.6
|
1.0
|
FE4
|
A:SF4575
|
2.8
|
10.2
|
1.0
|
CB
|
A:CYS440
|
3.3
|
11.8
|
1.0
|
S2
|
A:SF4575
|
3.9
|
10.4
|
1.0
|
C3A
|
A:SRM580
|
4.3
|
7.5
|
1.0
|
CA
|
A:SER436
|
4.3
|
12.2
|
1.0
|
N
|
A:SER436
|
4.3
|
12.9
|
1.0
|
N
|
A:ALA443
|
4.4
|
11.5
|
1.0
|
CBA
|
A:SRM580
|
4.4
|
9.2
|
1.0
|
CA
|
A:ALA443
|
4.6
|
10.5
|
1.0
|
SG
|
A:CYS479
|
4.6
|
11.6
|
1.0
|
CB
|
A:ALA443
|
4.7
|
9.7
|
1.0
|
CB
|
A:LEU442
|
4.7
|
11.6
|
1.0
|
CA
|
A:CYS440
|
4.7
|
15.0
|
1.0
|
C
|
A:LEU442
|
4.7
|
10.6
|
1.0
|
CDA
|
A:SRM580
|
4.8
|
12.7
|
1.0
|
C4A
|
A:SRM580
|
4.8
|
11.4
|
1.0
|
SG
|
A:CYS434
|
4.9
|
9.8
|
1.0
|
SG
|
A:CYS483
|
5.0
|
8.2
|
1.0
|
|
Iron binding site 3 out
of 5 in 4gep
Go back to
Iron Binding Sites List in 4gep
Iron binding site 3 out
of 5 in the Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 3 of Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe575
b:11.8
occ:1.00
|
FE3
|
A:SF4575
|
0.0
|
11.8
|
1.0
|
S2
|
A:SF4575
|
2.3
|
10.4
|
1.0
|
S4
|
A:SF4575
|
2.3
|
11.1
|
1.0
|
SG
|
A:CYS479
|
2.3
|
11.6
|
1.0
|
S1
|
A:SF4575
|
2.3
|
12.1
|
1.0
|
FE2
|
A:SF4575
|
2.6
|
12.4
|
1.0
|
FE4
|
A:SF4575
|
2.7
|
10.2
|
1.0
|
FE1
|
A:SF4575
|
2.8
|
10.6
|
1.0
|
CB
|
A:CYS479
|
3.3
|
9.6
|
1.0
|
N
|
A:CYS479
|
3.8
|
7.8
|
1.0
|
S3
|
A:SF4575
|
3.9
|
11.0
|
1.0
|
CA
|
A:CYS479
|
4.0
|
9.4
|
1.0
|
CB
|
A:ASN481
|
4.1
|
8.3
|
1.0
|
O
|
A:CYS479
|
4.1
|
11.9
|
1.0
|
ND2
|
A:ASN481
|
4.2
|
8.4
|
1.0
|
C
|
A:GLY478
|
4.3
|
9.8
|
1.0
|
C
|
A:CYS479
|
4.3
|
11.8
|
1.0
|
SG
|
A:CYS440
|
4.5
|
12.5
|
1.0
|
O
|
A:LEU442
|
4.6
|
13.6
|
1.0
|
CG
|
A:ASN481
|
4.6
|
10.4
|
1.0
|
CA
|
A:GLY478
|
4.7
|
11.9
|
1.0
|
C
|
A:LEU442
|
4.7
|
10.6
|
1.0
|
SG
|
A:CYS483
|
4.7
|
8.2
|
1.0
|
CB
|
A:LEU442
|
4.7
|
11.6
|
1.0
|
N
|
A:ASN481
|
4.7
|
10.2
|
1.0
|
CA
|
A:ALA443
|
4.8
|
10.5
|
1.0
|
N
|
A:GLY478
|
4.8
|
10.0
|
1.0
|
O
|
A:GLY478
|
4.8
|
12.4
|
1.0
|
N
|
A:ALA443
|
4.9
|
11.5
|
1.0
|
SG
|
A:CYS434
|
4.9
|
9.8
|
1.0
|
CA
|
A:ASN481
|
4.9
|
9.1
|
1.0
|
N
|
A:GLY482
|
5.0
|
12.2
|
1.0
|
|
Iron binding site 4 out
of 5 in 4gep
Go back to
Iron Binding Sites List in 4gep
Iron binding site 4 out
of 5 in the Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 4 of Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe575
b:10.2
occ:1.00
|
FE4
|
A:SF4575
|
0.0
|
10.2
|
1.0
|
S3
|
A:SF4575
|
2.3
|
11.0
|
1.0
|
S2
|
A:SF4575
|
2.3
|
10.4
|
1.0
|
S1
|
A:SF4575
|
2.3
|
12.1
|
1.0
|
SG
|
A:CYS483
|
2.3
|
8.2
|
1.0
|
FE1
|
A:SF4575
|
2.6
|
10.6
|
1.0
|
FE3
|
A:SF4575
|
2.7
|
11.8
|
1.0
|
FE2
|
A:SF4575
|
2.8
|
12.4
|
1.0
|
CB
|
A:CYS483
|
3.0
|
7.1
|
1.0
|
NA
|
A:SRM580
|
3.7
|
10.3
|
1.0
|
S4
|
A:SF4575
|
3.8
|
11.1
|
1.0
|
C4A
|
A:SRM580
|
4.0
|
11.4
|
1.0
|
N
|
A:CYS483
|
4.0
|
9.0
|
1.0
|
FE
|
A:SRM580
|
4.1
|
10.3
|
1.0
|
CA
|
A:CYS483
|
4.1
|
9.7
|
1.0
|
C1A
|
A:SRM580
|
4.2
|
11.5
|
1.0
|
C3A
|
A:SRM580
|
4.3
|
7.5
|
1.0
|
ND
|
A:SRM580
|
4.3
|
12.2
|
1.0
|
CHB
|
A:SRM580
|
4.4
|
9.3
|
1.0
|
CB
|
A:CYS434
|
4.4
|
8.9
|
1.0
|
CB
|
A:ASN481
|
4.5
|
8.3
|
1.0
|
SG
|
A:CYS434
|
4.5
|
9.8
|
1.0
|
CHA
|
A:SRM580
|
4.6
|
9.7
|
1.0
|
C4D
|
A:SRM580
|
4.6
|
11.6
|
1.0
|
NB
|
A:SRM580
|
4.7
|
11.9
|
1.0
|
C1B
|
A:SRM580
|
4.7
|
10.4
|
1.0
|
SG
|
A:CYS440
|
4.8
|
12.5
|
1.0
|
SG
|
A:CYS479
|
4.8
|
11.6
|
1.0
|
C2A
|
A:SRM580
|
4.9
|
12.7
|
1.0
|
C1D
|
A:SRM580
|
5.0
|
11.7
|
1.0
|
|
Iron binding site 5 out
of 5 in 4gep
Go back to
Iron Binding Sites List in 4gep
Iron binding site 5 out
of 5 in the Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 5 of Sulfite Reductase Hemoprotein Cyanide Complex Reduced with Crii Edta within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe580
b:10.3
occ:1.00
|
FE
|
A:SRM580
|
0.0
|
10.3
|
1.0
|
C
|
A:CYN585
|
1.8
|
13.6
|
1.0
|
NC
|
A:SRM580
|
2.0
|
9.8
|
1.0
|
ND
|
A:SRM580
|
2.0
|
12.2
|
1.0
|
NB
|
A:SRM580
|
2.0
|
11.9
|
1.0
|
NA
|
A:SRM580
|
2.1
|
10.3
|
1.0
|
SG
|
A:CYS483
|
2.2
|
8.2
|
1.0
|
N
|
A:CYN585
|
3.0
|
18.8
|
1.0
|
C4D
|
A:SRM580
|
3.0
|
11.6
|
1.0
|
C1C
|
A:SRM580
|
3.0
|
10.1
|
1.0
|
C4B
|
A:SRM580
|
3.0
|
11.2
|
1.0
|
C4C
|
A:SRM580
|
3.0
|
11.3
|
1.0
|
C1D
|
A:SRM580
|
3.0
|
11.7
|
1.0
|
C1A
|
A:SRM580
|
3.1
|
11.5
|
1.0
|
C1B
|
A:SRM580
|
3.1
|
10.4
|
1.0
|
C4A
|
A:SRM580
|
3.1
|
11.4
|
1.0
|
CHA
|
A:SRM580
|
3.3
|
9.7
|
1.0
|
CHC
|
A:SRM580
|
3.4
|
9.1
|
1.0
|
CB
|
A:CYS483
|
3.4
|
7.1
|
1.0
|
CHD
|
A:SRM580
|
3.4
|
11.9
|
1.0
|
CHB
|
A:SRM580
|
3.4
|
9.3
|
1.0
|
FE4
|
A:SF4575
|
4.1
|
10.2
|
1.0
|
CA
|
A:CYS483
|
4.2
|
9.7
|
1.0
|
C3B
|
A:SRM580
|
4.3
|
9.9
|
1.0
|
C2C
|
A:SRM580
|
4.3
|
11.2
|
1.0
|
C3D
|
A:SRM580
|
4.3
|
13.4
|
1.0
|
C3C
|
A:SRM580
|
4.3
|
7.2
|
1.0
|
C2D
|
A:SRM580
|
4.3
|
14.3
|
1.0
|
C3A
|
A:SRM580
|
4.3
|
7.5
|
1.0
|
C2A
|
A:SRM580
|
4.3
|
12.7
|
1.0
|
C2B
|
A:SRM580
|
4.4
|
11.2
|
1.0
|
NZ
|
A:LYS215
|
4.6
|
20.1
|
1.0
|
CAB
|
A:SRM580
|
4.6
|
9.7
|
1.0
|
CMA
|
A:SRM580
|
4.8
|
10.4
|
1.0
|
N
|
A:CYS483
|
4.9
|
9.0
|
1.0
|
NZ
|
A:LYS217
|
4.9
|
4.7
|
1.0
|
CDB
|
A:SRM580
|
4.9
|
8.7
|
1.0
|
|
Reference:
B.R.Crane,
L.M.Siegel,
E.D.Getzoff.
Probing the Catalytic Mechanism of Sulfite Reductase By X-Ray Crystallography: Structures of the Escherichia Coli Hemoprotein in Complex with Substrates, Inhibitors, Intermediates, and Products. Biochemistry V. 36 12120 1997.
ISSN: ISSN 0006-2960
PubMed: 9315849
DOI: 10.1021/BI971066I
Page generated: Mon Aug 5 02:41:13 2024
|