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Iron in PDB 1bl9: Conformational Changes Occurring Upon Reduction in Nitrite Reductase From Pseudomonas Aeruginosa

Enzymatic activity of Conformational Changes Occurring Upon Reduction in Nitrite Reductase From Pseudomonas Aeruginosa

All present enzymatic activity of Conformational Changes Occurring Upon Reduction in Nitrite Reductase From Pseudomonas Aeruginosa:
1.9.3.2;

Protein crystallography data

The structure of Conformational Changes Occurring Upon Reduction in Nitrite Reductase From Pseudomonas Aeruginosa, PDB code: 1bl9 was solved by D.Nurizzo, C.Cambillau, M.Tegoni, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 12.00 / 2.90
Space group P 21 21 2
Cell size a, b, c (Å), α, β, γ (°) 166.610, 89.000, 112.860, 90.00, 90.00, 90.00
R / Rfree (%) 21.1 / 23.3

Iron Binding Sites:

The binding sites of Iron atom in the Conformational Changes Occurring Upon Reduction in Nitrite Reductase From Pseudomonas Aeruginosa (pdb code 1bl9). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 4 binding sites of Iron where determined in the Conformational Changes Occurring Upon Reduction in Nitrite Reductase From Pseudomonas Aeruginosa, PDB code: 1bl9:
Jump to Iron binding site number: 1; 2; 3; 4;

Iron binding site 1 out of 4 in 1bl9

Go back to Iron Binding Sites List in 1bl9
Iron binding site 1 out of 4 in the Conformational Changes Occurring Upon Reduction in Nitrite Reductase From Pseudomonas Aeruginosa


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Conformational Changes Occurring Upon Reduction in Nitrite Reductase From Pseudomonas Aeruginosa within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe601

b:36.9
occ:1.00
 FE A:HEC601 0.0 36.9 1.0
NA A:HEC601 1.9 30.9 1.0
ND A:HEC601 2.0 40.1 1.0
NC A:HEC601 2.0 32.1 1.0
NB A:HEC601 2.0 29.2 1.0
NE2 A:HIS51 2.0 35.1 1.0
SD A:MET88 2.3 37.1 1.0
CE1 A:HIS51 2.9 38.8 1.0
C4A A:HEC601 3.0 32.2 1.0
C4C A:HEC601 3.0 35.8 1.0
C1D A:HEC601 3.0 40.3 1.0
C1A A:HEC601 3.0 34.1 1.0
C1B A:HEC601 3.0 27.5 1.0
C4D A:HEC601 3.0 38.9 1.0
C4B A:HEC601 3.0 25.6 1.0
C1C A:HEC601 3.0 31.6 1.0
CD2 A:HIS51 3.2 39.6 1.0
CHD A:HEC601 3.3 38.7 1.0
CHB A:HEC601 3.3 32.8 1.0
CHA A:HEC601 3.4 34.5 1.0
CHC A:HEC601 3.4 26.2 1.0
CE A:MET88 3.5 32.8 1.0
CG A:MET88 3.6 39.9 1.0
ND1 A:HIS51 4.1 36.4 1.0
CB A:MET88 4.2 43.8 1.0
C3A A:HEC601 4.2 32.6 1.0
CG A:HIS51 4.2 35.2 1.0
C2A A:HEC601 4.2 35.6 1.0
C3B A:HEC601 4.2 27.7 1.0
C2D A:HEC601 4.2 43.3 1.0
C2B A:HEC601 4.2 27.9 1.0
C3C A:HEC601 4.2 35.5 1.0
C3D A:HEC601 4.3 46.1 1.0
C2C A:HEC601 4.3 32.4 1.0
CA A:MET88 4.7 46.0 1.0

Iron binding site 2 out of 4 in 1bl9

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Iron binding site 2 out of 4 in the Conformational Changes Occurring Upon Reduction in Nitrite Reductase From Pseudomonas Aeruginosa


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Conformational Changes Occurring Upon Reduction in Nitrite Reductase From Pseudomonas Aeruginosa within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe602

b:32.1
occ:1.00
 FE A:DHE602 0.0 32.1 1.0
NE2 A:HIS182 2.0 33.0 1.0
ND A:DHE602 2.1 29.2 1.0
NC A:DHE602 2.1 32.0 1.0
NA A:DHE602 2.1 24.9 1.0
NB A:DHE602 2.1 28.6 1.0
CE1 A:HIS182 3.0 37.8 1.0
C1C A:DHE602 3.0 34.6 1.0
CD2 A:HIS182 3.0 33.4 1.0
C1D A:DHE602 3.0 31.5 1.0
C1B A:DHE602 3.1 29.3 1.0
C4C A:DHE602 3.1 33.3 1.0
C4D A:DHE602 3.1 31.5 1.0
C4B A:DHE602 3.1 31.1 1.0
C4A A:DHE602 3.1 33.4 1.0
C1A A:DHE602 3.1 28.8 1.0
CHD A:DHE602 3.4 33.6 1.0
CHC A:DHE602 3.4 35.0 1.0
CHA A:DHE602 3.4 30.9 1.0
CHB A:DHE602 3.4 31.6 1.0
ND1 A:HIS182 4.1 37.7 1.0
CG A:HIS182 4.2 33.0 1.0
C2D A:DHE602 4.3 32.6 1.0
C3D A:DHE602 4.3 32.5 1.0
C3A A:DHE602 4.3 35.4 1.0
C2A A:DHE602 4.3 32.2 1.0
C2C A:DHE602 4.3 37.1 1.0
C2B A:DHE602 4.3 32.8 1.0
C3C A:DHE602 4.4 36.3 1.0
C3B A:DHE602 4.4 32.4 1.0
CE1 A:HIS327 4.8 22.1 1.0
O2B A:DHE602 5.0 45.7 1.0

Iron binding site 3 out of 4 in 1bl9

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Iron binding site 3 out of 4 in the Conformational Changes Occurring Upon Reduction in Nitrite Reductase From Pseudomonas Aeruginosa


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 3 of Conformational Changes Occurring Upon Reduction in Nitrite Reductase From Pseudomonas Aeruginosa within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Fe601

b:36.6
occ:1.00
 FE B:HEC601 0.0 36.6 1.0
ND B:HEC601 1.9 32.8 1.0
NA B:HEC601 2.0 30.6 1.0
NC B:HEC601 2.0 36.2 1.0
NE2 B:HIS51 2.0 38.6 1.0
NB B:HEC601 2.0 32.5 1.0
SD B:MET88 2.3 39.4 1.0
CE1 B:HIS51 2.9 38.1 1.0
C1D B:HEC601 3.0 30.9 1.0
C4D B:HEC601 3.0 36.7 1.0
C4C B:HEC601 3.0 35.3 1.0
C4A B:HEC601 3.0 29.5 1.0
C1A B:HEC601 3.0 32.4 1.0
C1B B:HEC601 3.0 30.0 1.0
C1C B:HEC601 3.0 35.7 1.0
C4B B:HEC601 3.0 34.1 1.0
CD2 B:HIS51 3.1 41.7 1.0
CHD B:HEC601 3.3 30.7 1.0
CHA B:HEC601 3.4 34.8 1.0
CHB B:HEC601 3.4 30.9 1.0
CHC B:HEC601 3.4 34.2 1.0
CE B:MET88 3.6 35.8 1.0
CG B:MET88 3.6 39.8 1.0
ND1 B:HIS51 4.1 37.3 1.0
CB B:MET88 4.1 40.9 1.0
CG B:HIS51 4.2 39.6 1.0
C2D B:HEC601 4.2 32.2 1.0
C3D B:HEC601 4.2 34.9 1.0
C3C B:HEC601 4.2 37.7 1.0
C3A B:HEC601 4.2 33.2 1.0
C2A B:HEC601 4.3 35.1 1.0
C2C B:HEC601 4.3 37.9 1.0
C2B B:HEC601 4.3 29.5 1.0
C3B B:HEC601 4.3 33.0 1.0
CA B:MET88 4.6 44.0 1.0

Iron binding site 4 out of 4 in 1bl9

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Iron binding site 4 out of 4 in the Conformational Changes Occurring Upon Reduction in Nitrite Reductase From Pseudomonas Aeruginosa


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 4 of Conformational Changes Occurring Upon Reduction in Nitrite Reductase From Pseudomonas Aeruginosa within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Fe602

b:29.3
occ:1.00
 FE B:DHE602 0.0 29.3 1.0
NE2 B:HIS182 2.0 32.3 1.0
ND B:DHE602 2.0 24.8 1.0
NA B:DHE602 2.1 22.1 1.0
NC B:DHE602 2.1 25.9 1.0
NB B:DHE602 2.1 30.7 1.0
O B:OH603 2.1 42.7 1.0
CE1 B:HIS182 2.9 36.6 1.0
CD2 B:HIS182 3.0 37.0 1.0
C1C B:DHE602 3.0 29.6 1.0
C4D B:DHE602 3.0 25.0 1.0
C1D B:DHE602 3.1 24.9 1.0
C1B B:DHE602 3.1 30.2 1.0
C1A B:DHE602 3.1 25.5 1.0
C4C B:DHE602 3.1 28.3 1.0
C4A B:DHE602 3.1 26.3 1.0
C4B B:DHE602 3.1 32.3 1.0
CHC B:DHE602 3.4 32.8 1.0
CHA B:DHE602 3.4 25.9 1.0
CHD B:DHE602 3.4 26.2 1.0
CHB B:DHE602 3.4 28.3 1.0
ND1 B:HIS182 4.0 33.5 1.0
CG B:HIS182 4.1 35.4 1.0
C3D B:DHE602 4.2 25.0 1.0
C2D B:DHE602 4.3 22.3 1.0
C2A B:DHE602 4.3 27.7 1.0
C3A B:DHE602 4.3 27.9 1.0
C2C B:DHE602 4.3 28.8 1.0
C2B B:DHE602 4.3 34.2 1.0
C3C B:DHE602 4.4 29.7 1.0
C3B B:DHE602 4.4 33.9 1.0
CE1 B:HIS327 4.9 25.0 1.0
O2B B:DHE602 4.9 26.7 1.0

Reference:

D.Nurizzo, F.Cutruzzola, M.Arese, D.Bourgeois, M.Brunori, C.Cambillau, M.Tegoni. Conformational Changes Occurring Upon Reduction and No Binding in Nitrite Reductase From Pseudomonas Aeruginosa. Biochemistry V. 37 13987 1998.
ISSN: ISSN 0006-2960
PubMed: 9760233
DOI: 10.1021/BI981348Y
Page generated: Wed Jul 16 12:38:58 2025

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