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Iron in PDB 1n15: Following the C Heme Reduction in Nitrite Reductase From Pseudomonas Aeruginosa

Enzymatic activity of Following the C Heme Reduction in Nitrite Reductase From Pseudomonas Aeruginosa

All present enzymatic activity of Following the C Heme Reduction in Nitrite Reductase From Pseudomonas Aeruginosa:
1.9.3.2;

Protein crystallography data

The structure of Following the C Heme Reduction in Nitrite Reductase From Pseudomonas Aeruginosa, PDB code: 1n15 was solved by D.Nurizzo, M.Tegoni, C.Cambillau, 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 (°) 164.740, 89.910, 112.160, 90.00, 90.00, 90.00
R / Rfree (%) 20.3 / 24.7

Iron Binding Sites:

The binding sites of Iron atom in the Following the C Heme Reduction in Nitrite Reductase From Pseudomonas Aeruginosa (pdb code 1n15). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 4 binding sites of Iron where determined in the Following the C Heme Reduction in Nitrite Reductase From Pseudomonas Aeruginosa, PDB code: 1n15:
Jump to Iron binding site number: 1; 2; 3; 4;

Iron binding site 1 out of 4 in 1n15

Go back to Iron Binding Sites List in 1n15
Iron binding site 1 out of 4 in the Following the C Heme 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 Following the C Heme Reduction in Nitrite Reductase From Pseudomonas Aeruginosa within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe601

b:25.1
occ:1.00
FE A:HEC601 0.0 25.1 1.0
NA A:HEC601 1.9 25.1 1.0
ND A:HEC601 2.0 25.1 1.0
NB A:HEC601 2.0 25.1 1.0
NC A:HEC601 2.0 25.1 1.0
NE2 A:HIS51 2.0 20.9 1.0
SD A:MET88 2.4 23.6 1.0
CE1 A:HIS51 2.9 20.9 1.0
C1A A:HEC601 3.0 25.1 1.0
C4A A:HEC601 3.0 25.1 1.0
C4D A:HEC601 3.0 25.1 1.0
C4B A:HEC601 3.0 25.1 1.0
C1B A:HEC601 3.0 25.1 1.0
C1D A:HEC601 3.0 25.1 1.0
C1C A:HEC601 3.0 25.1 1.0
C4C A:HEC601 3.0 25.1 1.0
CD2 A:HIS51 3.1 20.9 1.0
CHA A:HEC601 3.3 25.1 1.0
CHB A:HEC601 3.4 25.1 1.0
CHC A:HEC601 3.4 25.1 1.0
CHD A:HEC601 3.4 25.1 1.0
CE A:MET88 3.5 23.6 1.0
CG A:MET88 3.7 23.6 1.0
ND1 A:HIS51 4.1 20.9 1.0
CB A:MET88 4.2 23.6 1.0
C2A A:HEC601 4.2 25.1 1.0
C3A A:HEC601 4.2 25.1 1.0
CG A:HIS51 4.2 20.9 1.0
C3D A:HEC601 4.2 25.1 1.0
C3B A:HEC601 4.2 25.1 1.0
C3C A:HEC601 4.3 25.1 1.0
C2B A:HEC601 4.3 25.1 1.0
C2D A:HEC601 4.3 25.1 1.0
C2C A:HEC601 4.3 25.1 1.0
CA A:MET88 4.6 30.3 1.0

Iron binding site 2 out of 4 in 1n15

Go back to Iron Binding Sites List in 1n15
Iron binding site 2 out of 4 in the Following the C Heme 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 Following the C Heme Reduction in Nitrite Reductase From Pseudomonas Aeruginosa within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe602

b:25.1
occ:1.00
FE A:DHE602 0.0 25.1 1.0
NE2 A:HIS182 2.0 19.0 1.0
ND A:DHE602 2.1 25.1 1.0
NC A:DHE602 2.1 25.1 1.0
NB A:DHE602 2.1 25.1 1.0
NA A:DHE602 2.1 25.1 1.0
CD2 A:HIS182 3.0 19.0 1.0
CE1 A:HIS182 3.0 19.0 1.0
C1C A:DHE602 3.0 25.1 1.0
C1B A:DHE602 3.1 25.1 1.0
C1D A:DHE602 3.1 25.1 1.0
C4D A:DHE602 3.1 25.1 1.0
C4B A:DHE602 3.1 25.1 1.0
C4C A:DHE602 3.1 25.1 1.0
C1A A:DHE602 3.1 25.1 1.0
C4A A:DHE602 3.1 25.1 1.0
CHC A:DHE602 3.4 25.1 1.0
CHA A:DHE602 3.4 25.1 1.0
CHD A:DHE602 3.4 25.1 1.0
CHB A:DHE602 3.4 25.1 1.0
CG A:HIS182 4.1 19.0 1.0
ND1 A:HIS182 4.1 19.0 1.0
OH B:TYR10 4.3 43.9 1.0
C2D A:DHE602 4.3 25.1 1.0
C3D A:DHE602 4.3 25.1 1.0
C2A A:DHE602 4.3 25.1 1.0
C3A A:DHE602 4.3 25.1 1.0
C2C A:DHE602 4.3 25.1 1.0
C2B A:DHE602 4.3 25.1 1.0
C3B A:DHE602 4.4 25.1 1.0
C3C A:DHE602 4.4 25.1 1.0
CE1 A:HIS327 5.0 21.9 1.0
CE1 B:TYR10 5.0 43.9 1.0

Iron binding site 3 out of 4 in 1n15

Go back to Iron Binding Sites List in 1n15
Iron binding site 3 out of 4 in the Following the C Heme 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 Following the C Heme Reduction in Nitrite Reductase From Pseudomonas Aeruginosa within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Fe601

b:25.6
occ:1.00
FE B:HEC601 0.0 25.6 1.0
NA B:HEC601 1.9 25.6 1.0
ND B:HEC601 1.9 25.6 1.0
NC B:HEC601 2.0 25.6 1.0
NB B:HEC601 2.0 25.6 1.0
NE2 B:HIS51 2.0 24.3 1.0
SD B:MET88 2.3 29.6 1.0
C1A B:HEC601 3.0 25.6 1.0
C4A B:HEC601 3.0 25.6 1.0
CE1 B:HIS51 3.0 24.3 1.0
C4D B:HEC601 3.0 25.6 1.0
C1D B:HEC601 3.0 25.6 1.0
C4C B:HEC601 3.0 25.6 1.0
C1B B:HEC601 3.0 25.6 1.0
C4B B:HEC601 3.0 25.6 1.0
C1C B:HEC601 3.1 25.6 1.0
CD2 B:HIS51 3.1 24.3 1.0
CHA B:HEC601 3.3 25.6 1.0
CHD B:HEC601 3.4 25.6 1.0
CHB B:HEC601 3.4 25.6 1.0
CHC B:HEC601 3.4 25.6 1.0
CE B:MET88 3.5 29.6 1.0
CG B:MET88 3.8 29.6 1.0
ND1 B:HIS51 4.2 24.3 1.0
C3A B:HEC601 4.2 25.6 1.0
C2A B:HEC601 4.2 25.6 1.0
C3B B:HEC601 4.2 25.6 1.0
C2D B:HEC601 4.2 25.6 1.0
C3D B:HEC601 4.2 25.6 1.0
CG B:HIS51 4.2 24.3 1.0
CB B:MET88 4.2 29.6 1.0
C3C B:HEC601 4.3 25.6 1.0
C2B B:HEC601 4.3 25.6 1.0
C2C B:HEC601 4.3 25.6 1.0
CA B:MET88 4.7 30.9 1.0

Iron binding site 4 out of 4 in 1n15

Go back to Iron Binding Sites List in 1n15
Iron binding site 4 out of 4 in the Following the C Heme 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 Following the C Heme Reduction in Nitrite Reductase From Pseudomonas Aeruginosa within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Fe602

b:23.7
occ:1.00
FE B:DHE602 0.0 23.7 1.0
NE2 B:HIS182 2.0 21.1 1.0
ND B:DHE602 2.1 23.7 1.0
NC B:DHE602 2.1 23.7 1.0
NA B:DHE602 2.1 23.7 1.0
NB B:DHE602 2.1 23.7 1.0
CE1 B:HIS182 3.0 21.1 1.0
CD2 B:HIS182 3.0 21.1 1.0
C1C B:DHE602 3.0 23.7 1.0
C1B B:DHE602 3.1 23.7 1.0
C4D B:DHE602 3.1 23.7 1.0
C1D B:DHE602 3.1 23.7 1.0
C1A B:DHE602 3.1 23.7 1.0
C4C B:DHE602 3.1 23.7 1.0
C4A B:DHE602 3.1 23.7 1.0
C4B B:DHE602 3.1 23.7 1.0
CHA B:DHE602 3.4 23.7 1.0
CHC B:DHE602 3.4 23.7 1.0
CHD B:DHE602 3.4 23.7 1.0
CHB B:DHE602 3.4 23.7 1.0
OH A:TYR10 4.1 41.3 1.0
ND1 B:HIS182 4.1 21.1 1.0
CG B:HIS182 4.1 21.1 1.0
C2D B:DHE602 4.3 23.7 1.0
C3D B:DHE602 4.3 23.7 1.0
C2A B:DHE602 4.3 23.7 1.0
C3A B:DHE602 4.3 23.7 1.0
C2C B:DHE602 4.3 23.7 1.0
C2B B:DHE602 4.3 23.7 1.0
C3C B:DHE602 4.4 23.7 1.0
C3B B:DHE602 4.4 23.7 1.0
CE1 A:TYR10 4.9 41.3 1.0
CZ A:TYR10 4.9 41.3 1.0
CE1 B:HIS327 5.0 27.2 1.0

Reference:

D.Nurizzo, F.Cutruzzola, M.Arese, D.Bourgeois, M.Brunori, C.Cambillau, M.Tegoni. Does the Reduction of C Heme Trigger the Conformational Change of Crystalline Nitrite Reductase? J.Biol.Chem. V. 274 14997 1999.
ISSN: ISSN 0021-9258
PubMed: 10329702
DOI: 10.1074/JBC.274.21.14997
Page generated: Wed Jul 16 18:22:03 2025

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