Iron in PDB 8aj6: Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)

Enzymatic activity of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)

All present enzymatic activity of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi):
1.12.7.2;

Protein crystallography data

The structure of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi), PDB code: 8aj6 was solved by J.Duan, E.Hofmann, T.Happe, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 47.62 / 1.50
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 90.18, 72.48, 103.71, 90, 98.01, 90
R / Rfree (%) 17.5 / 19.9

Other elements in 8aj6:

The structure of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) also contains other interesting chemical elements:

Magnesium (Mg) 4 atoms
Chlorine (Cl) 1 atom

Iron Binding Sites:

Pages:

>>> Page 1 <<< Page 2, Binding sites: 11 - 20; Page 3, Binding sites: 21 - 30; Page 4, Binding sites: 31 - 40;

Binding sites:

The binding sites of Iron atom in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) (pdb code 8aj6). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 40 binding sites of Iron where determined in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi), PDB code: 8aj6:
Jump to Iron binding site number: 1; 2; 3; 4; 5; 6; 7; 8; 9; 10;

Iron binding site 1 out of 40 in 8aj6

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Iron binding site 1 out of 40 in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe601

b:19.9
occ:0.98
FE1 A:402601 0.0 19.9 1.0
C3 A:402601 1.7 18.2 1.0
C4 A:402601 1.8 19.8 1.0
C5 A:402601 1.9 22.9 1.0
S1 A:402601 2.3 20.3 1.0
S2 A:402601 2.3 19.0 1.0
SG A:CYS503 2.4 19.6 1.0
FE2 A:402601 2.6 20.4 1.0
O3 A:402601 2.9 20.8 1.0
O5 A:402601 2.9 21.9 1.0
N4 A:402601 3.1 21.0 1.0
CB A:CYS503 3.4 18.0 1.0
C1 A:402601 3.4 20.4 1.0
C2 A:402601 3.5 20.0 1.0
C7 A:402601 3.7 22.5 1.0
N1 A:402601 3.8 21.5 1.0
C6 A:402601 3.9 17.4 1.0
C A:CYN608 4.1 20.3 1.0
FE4 A:SF4602 4.1 18.4 1.0
S2 A:SF4602 4.3 18.4 1.0
CE A:LYS358 4.7 21.3 1.0
O7 A:402601 4.7 20.2 1.0
CE A:MET353 4.8 21.5 0.3
N6 A:402601 4.8 18.7 1.0
CG A:PRO354 4.8 18.5 1.0
CA A:CYS503 4.8 18.2 1.0

Iron binding site 2 out of 40 in 8aj6

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Iron binding site 2 out of 40 in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe601

b:20.4
occ:0.98
FE2 A:402601 0.0 20.4 1.0
C7 A:402601 1.8 22.5 1.0
C A:CYN608 1.9 20.3 1.0
C6 A:402601 1.9 17.4 1.0
C5 A:402601 2.0 22.9 1.0
S1 A:402601 2.3 20.3 1.0
S2 A:402601 2.3 19.0 1.0
FE1 A:402601 2.6 19.9 1.0
O7 A:402601 2.9 20.2 1.0
O5 A:402601 2.9 21.9 1.0
N A:CYN608 3.0 18.4 1.0
N6 A:402601 3.1 18.7 1.0
C1 A:402601 3.4 20.4 1.0
N1 A:402601 3.4 21.5 1.0
C2 A:402601 3.6 20.0 1.0
C4 A:402601 3.7 19.8 1.0
C3 A:402601 3.7 18.2 1.0
CG A:PRO324 4.2 20.5 1.0
CD2 A:PHE417 4.4 19.5 1.0
CD A:PRO324 4.4 20.1 1.0
CB A:PRO324 4.5 19.8 1.0
NZ A:LYS358 4.6 20.1 1.0
SG A:CYS503 4.6 19.6 1.0
CE A:LYS358 4.7 21.3 1.0
N4 A:402601 4.7 21.0 1.0
O3 A:402601 4.8 20.8 1.0
CD A:PRO231 4.9 21.9 1.0
O A:CYS299 4.9 21.1 1.0
CG A:PRO231 5.0 26.1 1.0
CB A:PHE417 5.0 19.1 1.0

Iron binding site 3 out of 40 in 8aj6

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Iron binding site 3 out of 40 in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 3 of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe602

b:18.4
occ:1.00
FE1 A:SF4602 0.0 18.4 1.0
S2 A:SF4602 2.2 18.4 1.0
SG A:CYS355 2.3 18.6 1.0
S4 A:SF4602 2.3 17.8 1.0
S3 A:SF4602 2.3 18.9 1.0
FE4 A:SF4602 2.7 18.4 1.0
FE3 A:SF4602 2.7 18.5 1.0
FE2 A:SF4602 2.7 19.1 1.0
CB A:CYS355 3.2 17.9 1.0
O A:HOH769 3.7 17.1 1.0
S1 A:SF4602 3.9 17.7 1.0
O3 A:402601 4.1 20.8 1.0
CA A:CYS355 4.3 16.9 1.0
CB A:SER357 4.5 18.1 1.0
CD A:PRO301 4.7 18.6 1.0
SG A:CYS503 4.7 19.6 1.0
CG A:PRO301 4.7 19.8 1.0
C3 A:402601 4.7 18.2 1.0
SG A:CYS300 4.7 19.1 1.0
SG A:CYS499 4.8 17.9 1.0
CG A:LYS358 4.9 18.1 1.0

Iron binding site 4 out of 40 in 8aj6

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Iron binding site 4 out of 40 in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 4 of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe602

b:19.1
occ:1.00
FE2 A:SF4602 0.0 19.1 1.0
S1 A:SF4602 2.3 17.7 1.0
SG A:CYS499 2.3 17.9 1.0
S3 A:SF4602 2.3 18.9 1.0
S4 A:SF4602 2.3 17.8 1.0
FE3 A:SF4602 2.7 18.5 1.0
FE1 A:SF4602 2.7 18.4 1.0
FE4 A:SF4602 2.8 18.4 1.0
CB A:CYS499 3.2 18.4 1.0
N A:CYS499 3.8 18.5 1.0
S2 A:SF4602 3.9 18.4 1.0
CA A:CYS499 4.1 18.9 1.0
O A:HOH769 4.1 17.1 1.0
CA A:GLY506 4.3 19.3 1.0
SG A:CYS355 4.6 18.6 1.0
CB A:ALA498 4.7 17.8 1.0
C A:ALA498 4.7 19.1 1.0
SG A:CYS300 4.7 19.1 1.0
N A:ALA498 4.8 18.3 1.0
CA A:CYS503 4.8 18.2 1.0
SG A:CYS503 4.9 19.6 1.0
CA A:ALA498 5.0 19.7 1.0

Iron binding site 5 out of 40 in 8aj6

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Iron binding site 5 out of 40 in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 5 of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe602

b:18.5
occ:1.00
FE3 A:SF4602 0.0 18.5 1.0
SG A:CYS300 2.2 19.1 1.0
S4 A:SF4602 2.2 17.8 1.0
S2 A:SF4602 2.3 18.4 1.0
S1 A:SF4602 2.3 17.7 1.0
FE1 A:SF4602 2.7 18.4 1.0
FE2 A:SF4602 2.7 19.1 1.0
FE4 A:SF4602 2.8 18.4 1.0
CB A:CYS300 3.4 20.5 1.0
S3 A:SF4602 3.9 18.9 1.0
CA A:CYS300 3.9 19.4 1.0
N A:ALA498 4.0 18.3 1.0
CB A:ALA498 4.2 17.8 1.0
N A:GLY302 4.3 18.0 1.0
C A:CYS300 4.4 19.3 1.0
N A:PRO301 4.5 18.5 1.0
CD A:PRO301 4.5 18.6 1.0
C2 A:402601 4.6 20.0 1.0
CA A:ALA498 4.6 19.7 1.0
SG A:CYS499 4.7 17.9 1.0
N A:CYS499 4.7 18.5 1.0
SG A:CYS503 4.8 19.6 1.0
CA A:GLY302 4.8 18.7 1.0
SG A:CYS355 4.8 18.6 1.0
SD A:MET497 4.8 20.3 1.0

Iron binding site 6 out of 40 in 8aj6

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Iron binding site 6 out of 40 in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 6 of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe602

b:18.4
occ:1.00
FE4 A:SF4602 0.0 18.4 1.0
S3 A:SF4602 2.2 18.9 1.0
S2 A:SF4602 2.3 18.4 1.0
SG A:CYS503 2.3 19.6 1.0
S1 A:SF4602 2.3 17.7 1.0
FE1 A:SF4602 2.7 18.4 1.0
FE2 A:SF4602 2.8 19.1 1.0
FE3 A:SF4602 2.8 18.5 1.0
CB A:CYS503 3.4 18.0 1.0
CA A:CYS503 3.5 18.2 1.0
C3 A:402601 3.9 18.2 1.0
S4 A:SF4602 3.9 17.8 1.0
N A:CYS503 3.9 18.2 1.0
O3 A:402601 4.0 20.8 1.0
C2 A:402601 4.1 20.0 1.0
FE1 A:402601 4.1 19.9 1.0
S2 A:402601 4.3 19.0 1.0
C A:GLY502 4.6 20.1 1.0
SG A:CYS355 4.7 18.6 1.0
SG A:CYS300 4.8 19.1 1.0
C A:CYS503 4.8 19.7 1.0
SD A:MET497 4.8 20.3 1.0
CB A:CYS355 4.9 17.9 1.0
SG A:CYS499 4.9 17.9 1.0

Iron binding site 7 out of 40 in 8aj6

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Iron binding site 7 out of 40 in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 7 of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe603

b:19.0
occ:1.00
FE1 A:SF4603 0.0 19.0 1.0
S2 A:SF4603 2.3 17.8 1.0
S4 A:SF4603 2.3 19.0 1.0
SG A:CYS193 2.3 18.9 1.0
S3 A:SF4603 2.4 18.6 1.0
FE3 A:SF4603 2.8 18.4 1.0
FE2 A:SF4603 2.8 18.5 1.0
FE4 A:SF4603 2.8 18.6 1.0
N A:CYS193 3.7 18.5 1.0
CB A:CYS193 3.7 20.4 1.0
N A:GLY194 3.8 17.4 1.0
S1 A:SF4603 4.0 20.8 1.0
CG2 A:THR161 4.0 18.4 1.0
CA A:CYS193 4.1 19.0 1.0
N A:GLN195 4.2 19.0 1.0
C A:CYS193 4.3 19.0 1.0
N A:LEU192 4.5 18.2 1.0
CB A:LEU191 4.7 17.8 1.0
N A:LEU191 4.7 16.2 1.0
C A:LEU192 4.7 17.6 1.0
SG A:CYS190 4.7 18.0 1.0
CA A:GLY194 4.7 19.8 1.0
SG A:CYS196 4.7 19.4 1.0
CB A:GLN195 4.9 18.9 1.0
SG A:CYS157 4.9 18.7 1.0
CA A:LEU192 4.9 16.8 1.0
C A:GLY194 4.9 19.1 1.0
N A:CYS196 5.0 18.4 1.0
C A:LEU191 5.0 18.7 1.0

Iron binding site 8 out of 40 in 8aj6

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Iron binding site 8 out of 40 in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 8 of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe603

b:18.5
occ:1.00
FE2 A:SF4603 0.0 18.5 1.0
S4 A:SF4603 2.3 19.0 1.0
SG A:CYS157 2.3 18.7 1.0
S1 A:SF4603 2.3 20.8 1.0
S3 A:SF4603 2.3 18.6 1.0
FE3 A:SF4603 2.7 18.4 1.0
FE4 A:SF4603 2.7 18.6 1.0
FE1 A:SF4603 2.8 19.0 1.0
CB A:CYS157 3.2 18.4 1.0
S2 A:SF4603 3.9 17.8 1.0
CA A:CYS157 4.0 18.4 1.0
OG1 A:THR163 4.2 20.6 1.0
OG1 A:THR161 4.2 18.5 1.0
CB A:ALA165 4.3 18.6 1.0
N A:MET166 4.4 17.6 1.0
CG2 A:THR161 4.5 18.4 1.0
N A:ALA165 4.7 19.1 1.0
CB A:MET166 4.7 17.2 1.0
C A:CYS157 4.8 21.1 1.0
CA A:ALA165 4.8 18.8 1.0
SG A:CYS196 4.8 19.4 1.0
SG A:CYS193 4.8 18.9 1.0
O A:CYS157 4.9 18.5 1.0
C A:ALA165 4.9 20.2 1.0
SG A:CYS190 4.9 18.0 1.0
CB A:THR161 5.0 18.2 1.0

Iron binding site 9 out of 40 in 8aj6

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Iron binding site 9 out of 40 in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 9 of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe603

b:18.4
occ:1.00
FE3 A:SF4603 0.0 18.4 1.0
S2 A:SF4603 2.3 17.8 1.0
S1 A:SF4603 2.3 20.8 1.0
SG A:CYS196 2.3 19.4 1.0
S4 A:SF4603 2.3 19.0 1.0
FE2 A:SF4603 2.7 18.5 1.0
FE4 A:SF4603 2.7 18.6 1.0
FE1 A:SF4603 2.8 19.0 1.0
CB A:CYS196 3.3 18.2 1.0
N A:CYS196 3.8 18.4 1.0
S3 A:SF4603 3.9 18.6 1.0
CA A:CYS196 4.2 17.6 1.0
CE A:MET166 4.4 21.8 1.0
N A:GLY194 4.5 17.4 1.0
CD1 A:LEU140 4.5 22.8 1.0
N A:GLN195 4.5 19.0 1.0
SG A:CYS190 4.6 18.0 1.0
CA A:GLY194 4.7 19.8 1.0
SG A:CYS193 4.7 18.9 1.0
SG A:CYS157 4.7 18.7 1.0
CB A:CYS157 4.8 18.4 1.0
C A:GLY194 4.8 19.1 1.0
C A:GLN195 5.0 20.0 1.0

Iron binding site 10 out of 40 in 8aj6

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Iron binding site 10 out of 40 in the Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 10 of Cyanide-Bound [Fefe]-Hydrogenase I From Clostridium Pasteurianum (Cpi) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe603

b:18.6
occ:1.00
FE4 A:SF4603 0.0 18.6 1.0
SG A:CYS190 2.2 18.0 1.0
S1 A:SF4603 2.3 20.8 1.0
S2 A:SF4603 2.3 17.8 1.0
S3 A:SF4603 2.3 18.6 1.0
FE3 A:SF4603 2.7 18.4 1.0
FE2 A:SF4603 2.7 18.5 1.0
FE1 A:SF4603 2.8 19.0 1.0
CB A:CYS190 3.4 19.9 1.0
CA A:CYS190 3.8 18.4 1.0
N A:LEU191 3.8 16.2 1.0
N A:LEU192 3.9 18.2 1.0
S4 A:SF4603 3.9 19.0 1.0
CB A:ALA165 4.2 18.6 1.0
C A:CYS190 4.2 16.6 1.0
CA A:LEU192 4.6 16.8 1.0
CD2 A:PHE185 4.6 22.5 1.0
CD1 A:LEU140 4.6 22.8 1.0
CA A:LEU191 4.8 18.0 1.0
SG A:CYS157 4.8 18.7 1.0
SG A:CYS196 4.8 19.4 1.0
C A:LEU191 4.8 18.7 1.0
N A:CYS193 4.9 18.5 1.0

Reference:

J.Duan, A.Hemschemeier, D.J.Burr, S.T.Stripp, E.Hofmann, T.Happe. Cyanide Binding to [Fefe]-Hydrogenase Stabilizes the Alternative Configuration of the Proton Transfer Pathway. Angew.Chem.Int.Ed.Engl. 2022.
ISSN: ESSN 1521-3773
PubMed: 36464641
DOI: 10.1002/ANIE.202216903
Page generated: Wed Apr 5 07:59:53 2023

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