Iron in PDB 6fmo: Crystal Structure of the Substrate (Obtusifoliol)-Bound and Ligand- Free I105F Mutant of Sterol 14-Alpha Demethylase (CYP51) From Trypanosoma Cruzi
Enzymatic activity of Crystal Structure of the Substrate (Obtusifoliol)-Bound and Ligand- Free I105F Mutant of Sterol 14-Alpha Demethylase (CYP51) From Trypanosoma Cruzi
All present enzymatic activity of Crystal Structure of the Substrate (Obtusifoliol)-Bound and Ligand- Free I105F Mutant of Sterol 14-Alpha Demethylase (CYP51) From Trypanosoma Cruzi:
1.14.13.70;
Protein crystallography data
The structure of Crystal Structure of the Substrate (Obtusifoliol)-Bound and Ligand- Free I105F Mutant of Sterol 14-Alpha Demethylase (CYP51) From Trypanosoma Cruzi, PDB code: 6fmo
was solved by
T.Y.Hargrove,
Z.Wawrzak,
G.I.Lepesheva,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
133.64 /
3.18
|
Space group
|
P 31 1 2
|
Cell size a, b, c (Å), α, β, γ (°)
|
154.310,
154.310,
178.876,
90.00,
90.00,
120.00
|
R / Rfree (%)
|
26 /
29.3
|
Iron Binding Sites:
The binding sites of Iron atom in the Crystal Structure of the Substrate (Obtusifoliol)-Bound and Ligand- Free I105F Mutant of Sterol 14-Alpha Demethylase (CYP51) From Trypanosoma Cruzi
(pdb code 6fmo). This binding sites where shown within
5.0 Angstroms radius around Iron atom.
In total 4 binding sites of Iron where determined in the
Crystal Structure of the Substrate (Obtusifoliol)-Bound and Ligand- Free I105F Mutant of Sterol 14-Alpha Demethylase (CYP51) From Trypanosoma Cruzi, PDB code: 6fmo:
Jump to Iron binding site number:
1;
2;
3;
4;
Iron binding site 1 out
of 4 in 6fmo
Go back to
Iron Binding Sites List in 6fmo
Iron binding site 1 out
of 4 in the Crystal Structure of the Substrate (Obtusifoliol)-Bound and Ligand- Free I105F Mutant of Sterol 14-Alpha Demethylase (CYP51) From Trypanosoma Cruzi
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 1 of Crystal Structure of the Substrate (Obtusifoliol)-Bound and Ligand- Free I105F Mutant of Sterol 14-Alpha Demethylase (CYP51) From Trypanosoma Cruzi within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe501
b:86.8
occ:1.00
|
FE
|
A:HEM501
|
0.0
|
86.8
|
1.0
|
ND
|
A:HEM501
|
1.9
|
89.0
|
1.0
|
NA
|
A:HEM501
|
2.0
|
76.8
|
1.0
|
NB
|
A:HEM501
|
2.1
|
77.7
|
1.0
|
NC
|
A:HEM501
|
2.1
|
78.0
|
1.0
|
SG
|
A:CYS422
|
2.3
|
84.4
|
1.0
|
C1D
|
A:HEM501
|
2.9
|
91.5
|
1.0
|
C4D
|
A:HEM501
|
2.9
|
91.3
|
1.0
|
C1A
|
A:HEM501
|
3.0
|
83.5
|
1.0
|
C4A
|
A:HEM501
|
3.0
|
70.2
|
1.0
|
C1B
|
A:HEM501
|
3.0
|
80.0
|
1.0
|
C4B
|
A:HEM501
|
3.1
|
78.1
|
1.0
|
C4C
|
A:HEM501
|
3.1
|
77.3
|
1.0
|
C1C
|
A:HEM501
|
3.1
|
89.6
|
1.0
|
CB
|
A:CYS422
|
3.3
|
96.6
|
1.0
|
CHA
|
A:HEM501
|
3.4
|
91.2
|
1.0
|
CHD
|
A:HEM501
|
3.4
|
81.2
|
1.0
|
CHB
|
A:HEM501
|
3.4
|
71.5
|
1.0
|
CHC
|
A:HEM501
|
3.5
|
85.2
|
1.0
|
C17
|
A:DVE502
|
4.0
|
89.7
|
1.0
|
CA
|
A:CYS422
|
4.1
|
0.3
|
1.0
|
C2D
|
A:HEM501
|
4.1
|
93.6
|
1.0
|
C3D
|
A:HEM501
|
4.2
|
90.8
|
1.0
|
C2A
|
A:HEM501
|
4.2
|
85.1
|
1.0
|
C3A
|
A:HEM501
|
4.2
|
71.8
|
1.0
|
C2B
|
A:HEM501
|
4.3
|
84.8
|
1.0
|
C3C
|
A:HEM501
|
4.3
|
86.5
|
1.0
|
C2C
|
A:HEM501
|
4.3
|
93.5
|
1.0
|
C3B
|
A:HEM501
|
4.3
|
76.8
|
1.0
|
C
|
A:CYS422
|
5.0
|
99.8
|
1.0
|
N
|
A:ILE423
|
5.0
|
98.5
|
1.0
|
|
Iron binding site 2 out
of 4 in 6fmo
Go back to
Iron Binding Sites List in 6fmo
Iron binding site 2 out
of 4 in the Crystal Structure of the Substrate (Obtusifoliol)-Bound and Ligand- Free I105F Mutant of Sterol 14-Alpha Demethylase (CYP51) From Trypanosoma Cruzi
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 2 of Crystal Structure of the Substrate (Obtusifoliol)-Bound and Ligand- Free I105F Mutant of Sterol 14-Alpha Demethylase (CYP51) From Trypanosoma Cruzi within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Fe501
b:93.7
occ:1.00
|
FE
|
B:HEM501
|
0.0
|
93.7
|
1.0
|
ND
|
B:HEM501
|
1.9
|
94.6
|
1.0
|
NA
|
B:HEM501
|
2.0
|
80.0
|
1.0
|
NC
|
B:HEM501
|
2.1
|
82.8
|
1.0
|
NB
|
B:HEM501
|
2.1
|
81.3
|
1.0
|
SG
|
B:CYS422
|
2.4
|
0.1
|
1.0
|
C1D
|
B:HEM501
|
2.9
|
97.5
|
1.0
|
C4D
|
B:HEM501
|
2.9
|
92.7
|
1.0
|
C1A
|
B:HEM501
|
3.0
|
82.5
|
1.0
|
C4A
|
B:HEM501
|
3.0
|
81.2
|
1.0
|
C1B
|
B:HEM501
|
3.1
|
77.2
|
1.0
|
C4B
|
B:HEM501
|
3.1
|
75.8
|
1.0
|
C4C
|
B:HEM501
|
3.1
|
89.2
|
1.0
|
C1C
|
B:HEM501
|
3.1
|
88.0
|
1.0
|
CB
|
B:CYS422
|
3.3
|
0.9
|
1.0
|
CHA
|
B:HEM501
|
3.4
|
91.4
|
1.0
|
CHD
|
B:HEM501
|
3.4
|
84.0
|
1.0
|
CHB
|
B:HEM501
|
3.4
|
73.1
|
1.0
|
CHC
|
B:HEM501
|
3.5
|
84.7
|
1.0
|
CA
|
B:CYS422
|
4.0
|
0.4
|
1.0
|
C17
|
B:DVE502
|
4.1
|
0.7
|
1.0
|
C2D
|
B:HEM501
|
4.1
|
0.1
|
1.0
|
C3D
|
B:HEM501
|
4.2
|
0.6
|
1.0
|
C2A
|
B:HEM501
|
4.2
|
73.3
|
1.0
|
C3A
|
B:HEM501
|
4.2
|
79.7
|
1.0
|
C3C
|
B:HEM501
|
4.3
|
95.4
|
1.0
|
C2B
|
B:HEM501
|
4.3
|
77.9
|
1.0
|
C2C
|
B:HEM501
|
4.3
|
92.0
|
1.0
|
C3B
|
B:HEM501
|
4.3
|
76.5
|
1.0
|
C
|
B:CYS422
|
4.9
|
0.5
|
1.0
|
N
|
B:ILE423
|
5.0
|
1.0
|
1.0
|
|
Iron binding site 3 out
of 4 in 6fmo
Go back to
Iron Binding Sites List in 6fmo
Iron binding site 3 out
of 4 in the Crystal Structure of the Substrate (Obtusifoliol)-Bound and Ligand- Free I105F Mutant of Sterol 14-Alpha Demethylase (CYP51) From Trypanosoma Cruzi
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 3 of Crystal Structure of the Substrate (Obtusifoliol)-Bound and Ligand- Free I105F Mutant of Sterol 14-Alpha Demethylase (CYP51) From Trypanosoma Cruzi within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Fe501
b:0.9
occ:1.00
|
FE
|
C:HEM501
|
0.0
|
0.9
|
1.0
|
ND
|
C:HEM501
|
1.9
|
0.8
|
1.0
|
NA
|
C:HEM501
|
2.0
|
89.4
|
1.0
|
NC
|
C:HEM501
|
2.1
|
0.6
|
1.0
|
NB
|
C:HEM501
|
2.1
|
0.1
|
1.0
|
SG
|
C:CYS422
|
2.6
|
0.7
|
1.0
|
C1D
|
C:HEM501
|
2.9
|
0.7
|
1.0
|
C4D
|
C:HEM501
|
2.9
|
0.3
|
1.0
|
C1A
|
C:HEM501
|
3.0
|
88.2
|
1.0
|
C4A
|
C:HEM501
|
3.0
|
91.9
|
1.0
|
C4B
|
C:HEM501
|
3.1
|
0.8
|
1.0
|
C4C
|
C:HEM501
|
3.1
|
0.5
|
1.0
|
C1B
|
C:HEM501
|
3.1
|
0.6
|
1.0
|
C1C
|
C:HEM501
|
3.1
|
0.5
|
1.0
|
CHA
|
C:HEM501
|
3.4
|
87.9
|
1.0
|
CHD
|
C:HEM501
|
3.4
|
0.2
|
1.0
|
CHB
|
C:HEM501
|
3.5
|
98.8
|
1.0
|
CHC
|
C:HEM501
|
3.5
|
0.3
|
1.0
|
CB
|
C:CYS422
|
3.5
|
0.4
|
1.0
|
C17
|
C:DVE502
|
3.9
|
89.7
|
1.0
|
C2D
|
C:HEM501
|
4.1
|
0.0
|
1.0
|
C3D
|
C:HEM501
|
4.1
|
0.8
|
1.0
|
C2A
|
C:HEM501
|
4.2
|
93.6
|
1.0
|
C3A
|
C:HEM501
|
4.2
|
85.8
|
1.0
|
C3C
|
C:HEM501
|
4.3
|
0.8
|
1.0
|
C2C
|
C:HEM501
|
4.3
|
0.7
|
1.0
|
C2B
|
C:HEM501
|
4.3
|
0.3
|
1.0
|
CA
|
C:CYS422
|
4.3
|
0.9
|
1.0
|
C3B
|
C:HEM501
|
4.3
|
0.9
|
1.0
|
|
Iron binding site 4 out
of 4 in 6fmo
Go back to
Iron Binding Sites List in 6fmo
Iron binding site 4 out
of 4 in the Crystal Structure of the Substrate (Obtusifoliol)-Bound and Ligand- Free I105F Mutant of Sterol 14-Alpha Demethylase (CYP51) From Trypanosoma Cruzi
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 4 of Crystal Structure of the Substrate (Obtusifoliol)-Bound and Ligand- Free I105F Mutant of Sterol 14-Alpha Demethylase (CYP51) From Trypanosoma Cruzi within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Fe501
b:0.3
occ:1.00
|
FE
|
D:HEM501
|
0.0
|
0.3
|
1.0
|
ND
|
D:HEM501
|
1.9
|
0.2
|
1.0
|
NA
|
D:HEM501
|
2.0
|
95.3
|
1.0
|
NC
|
D:HEM501
|
2.1
|
0.1
|
1.0
|
NB
|
D:HEM501
|
2.1
|
99.8
|
1.0
|
SG
|
D:CYS422
|
2.4
|
0.6
|
1.0
|
C4D
|
D:HEM501
|
2.9
|
0.2
|
1.0
|
C1D
|
D:HEM501
|
2.9
|
0.7
|
1.0
|
C1A
|
D:HEM501
|
3.0
|
91.8
|
1.0
|
C4A
|
D:HEM501
|
3.0
|
0.8
|
1.0
|
C4B
|
D:HEM501
|
3.1
|
98.8
|
1.0
|
C1B
|
D:HEM501
|
3.1
|
0.4
|
1.0
|
C4C
|
D:HEM501
|
3.1
|
0.4
|
1.0
|
C1C
|
D:HEM501
|
3.1
|
1.0
|
1.0
|
CHA
|
D:HEM501
|
3.3
|
0.3
|
1.0
|
CHD
|
D:HEM501
|
3.4
|
0.3
|
1.0
|
CB
|
D:CYS422
|
3.4
|
0.8
|
1.0
|
CHB
|
D:HEM501
|
3.4
|
0.2
|
1.0
|
CHC
|
D:HEM501
|
3.5
|
0.9
|
1.0
|
C3D
|
D:HEM501
|
4.1
|
0.7
|
1.0
|
C2D
|
D:HEM501
|
4.1
|
0.4
|
1.0
|
C2A
|
D:HEM501
|
4.2
|
86.5
|
1.0
|
CB
|
D:ALA291
|
4.2
|
0.5
|
1.0
|
CA
|
D:CYS422
|
4.2
|
0.5
|
1.0
|
C3A
|
D:HEM501
|
4.2
|
93.8
|
1.0
|
C3C
|
D:HEM501
|
4.3
|
0.8
|
1.0
|
C2B
|
D:HEM501
|
4.3
|
0.1
|
1.0
|
C2C
|
D:HEM501
|
4.3
|
0.4
|
1.0
|
C3B
|
D:HEM501
|
4.3
|
0.7
|
1.0
|
O
|
D:HOH603
|
4.5
|
82.5
|
1.0
|
N
|
D:GLY424
|
5.0
|
0.9
|
1.0
|
N
|
D:ILE423
|
5.0
|
0.2
|
1.0
|
C
|
D:CYS422
|
5.0
|
0.8
|
1.0
|
|
Reference:
T.Y.Hargrove,
Z.Wawrzak,
P.M.Fisher,
S.A.Child,
W.D.Nes,
F.P.Guengerich,
M.R.Waterman,
G.I.Lepesheva.
Binding of A Physiological Substrate Causes Large-Scale Conformational Reorganization in Cytochrome P450 51. J. Biol. Chem. V. 293 19344 2018.
ISSN: ESSN 1083-351X
PubMed: 30327430
DOI: 10.1074/JBC.RA118.005850
Page generated: Tue Aug 6 18:31:40 2024
|