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Iron in PDB 10kf: Cryo-Em Structure of A Chemically Treated Cyanobacterial Photosystem I Core with Bound Platinum Nanoparticles

Enzymatic activity of Cryo-Em Structure of A Chemically Treated Cyanobacterial Photosystem I Core with Bound Platinum Nanoparticles

All present enzymatic activity of Cryo-Em Structure of A Chemically Treated Cyanobacterial Photosystem I Core with Bound Platinum Nanoparticles:
1.97.1.12;

Other elements in 10kf:

The structure of Cryo-Em Structure of A Chemically Treated Cyanobacterial Photosystem I Core with Bound Platinum Nanoparticles also contains other interesting chemical elements:

Magnesium (Mg) 86 atoms

Iron Binding Sites:

The binding sites of Iron atom in the Cryo-Em Structure of A Chemically Treated Cyanobacterial Photosystem I Core with Bound Platinum Nanoparticles (pdb code 10kf). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 4 binding sites of Iron where determined in the Cryo-Em Structure of A Chemically Treated Cyanobacterial Photosystem I Core with Bound Platinum Nanoparticles, PDB code: 10kf:
Jump to Iron binding site number: 1; 2; 3; 4;

Iron binding site 1 out of 4 in 10kf

Go back to Iron Binding Sites List in 10kf
Iron binding site 1 out of 4 in the Cryo-Em Structure of A Chemically Treated Cyanobacterial Photosystem I Core with Bound Platinum Nanoparticles


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Cryo-Em Structure of A Chemically Treated Cyanobacterial Photosystem I Core with Bound Platinum Nanoparticles within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe846

b:302.0
occ:1.00
FE1 A:SF4846 0.0 302.0 1.0
SG B:CYS568 2.2 225.5 1.0
S3 A:SF4846 2.3 302.0 1.0
S2 A:SF4846 2.3 302.0 1.0
S4 A:SF4846 2.3 302.0 1.0
FE3 A:SF4846 2.7 302.0 1.0
FE2 A:SF4846 2.7 302.0 1.0
FE4 A:SF4846 2.7 302.0 1.0
CB B:CYS568 3.9 225.5 1.0
S1 A:SF4846 3.9 302.0 1.0
CD1 A:ILE732 3.9 198.4 1.0
CA B:CYS568 4.4 225.5 1.0
CB B:CYS559 4.6 242.4 1.0
N B:CYS568 4.7 225.5 1.0
SG B:CYS559 4.7 242.4 1.0
SG A:CYS586 4.8 236.2 1.0
CZ3 B:TRP667 4.9 193.8 1.0
SG A:CYS595 4.9 217.1 1.0
CG1 A:ILE732 5.0 198.4 1.0

Iron binding site 2 out of 4 in 10kf

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Iron binding site 2 out of 4 in the Cryo-Em Structure of A Chemically Treated Cyanobacterial Photosystem I Core with Bound Platinum Nanoparticles


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Cryo-Em Structure of A Chemically Treated Cyanobacterial Photosystem I Core with Bound Platinum Nanoparticles within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe846

b:302.0
occ:1.00
FE2 A:SF4846 0.0 302.0 1.0
SG B:CYS559 2.2 242.4 1.0
S1 A:SF4846 2.3 302.0 1.0
S3 A:SF4846 2.3 302.0 1.0
S4 A:SF4846 2.3 302.0 1.0
FE4 A:SF4846 2.7 302.0 1.0
FE1 A:SF4846 2.7 302.0 1.0
FE3 A:SF4846 2.7 302.0 1.0
CB B:CYS559 3.0 242.4 1.0
S2 A:SF4846 3.9 302.0 1.0
SG A:CYS595 3.9 217.1 1.0
SG A:CYS586 4.3 236.2 1.0
CA B:CYS559 4.4 242.4 1.0
SG B:CYS568 4.5 225.5 1.0
N B:CYS559 4.8 242.4 1.0

Iron binding site 3 out of 4 in 10kf

Go back to Iron Binding Sites List in 10kf
Iron binding site 3 out of 4 in the Cryo-Em Structure of A Chemically Treated Cyanobacterial Photosystem I Core with Bound Platinum Nanoparticles


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 3 of Cryo-Em Structure of A Chemically Treated Cyanobacterial Photosystem I Core with Bound Platinum Nanoparticles within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe846

b:302.0
occ:1.00
FE3 A:SF4846 0.0 302.0 1.0
SG A:CYS595 2.2 217.1 1.0
S4 A:SF4846 2.3 302.0 1.0
S2 A:SF4846 2.3 302.0 1.0
S1 A:SF4846 2.3 302.0 1.0
FE1 A:SF4846 2.7 302.0 1.0
FE2 A:SF4846 2.7 302.0 1.0
FE4 A:SF4846 2.7 302.0 1.0
CB A:CYS595 3.7 217.1 1.0
CE3 B:TRP667 3.8 193.8 1.0
S3 A:SF4846 3.9 302.0 1.0
CZ3 B:TRP667 4.0 193.8 1.0
CA A:CYS595 4.4 217.1 1.0
SG B:CYS568 4.6 225.5 1.0
NH2 A:ARG736 4.8 186.8 1.0
SG A:CYS586 4.8 236.2 1.0
CD2 B:TRP667 4.8 193.8 1.0
SG B:CYS559 4.9 242.4 1.0
CB A:CYS586 5.0 236.2 1.0

Iron binding site 4 out of 4 in 10kf

Go back to Iron Binding Sites List in 10kf
Iron binding site 4 out of 4 in the Cryo-Em Structure of A Chemically Treated Cyanobacterial Photosystem I Core with Bound Platinum Nanoparticles


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 4 of Cryo-Em Structure of A Chemically Treated Cyanobacterial Photosystem I Core with Bound Platinum Nanoparticles within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe846

b:302.0
occ:1.00
FE4 A:SF4846 0.0 302.0 1.0
SG A:CYS586 2.3 236.2 1.0
S1 A:SF4846 2.3 302.0 1.0
S3 A:SF4846 2.3 302.0 1.0
S2 A:SF4846 2.3 302.0 1.0
FE2 A:SF4846 2.7 302.0 1.0
FE1 A:SF4846 2.7 302.0 1.0
FE3 A:SF4846 2.7 302.0 1.0
CB A:CYS586 3.0 236.2 1.0
S4 A:SF4846 3.9 302.0 1.0
SG A:CYS595 3.9 217.1 1.0
CA A:CYS586 4.3 236.2 1.0
N A:CYS586 4.4 236.2 1.0
C A:PRO585 4.5 220.4 1.0
CB A:PRO585 4.6 220.4 1.0
SG B:CYS559 4.6 242.4 1.0
O A:PRO585 4.7 220.4 1.0
SG B:CYS568 5.0 225.5 1.0

Reference:

M.D.Emerson, S.N.S.Damaraju, A.H.Short, Z.B.Alvord, Z.A.Palmer, H.S.Mehra, C.M.Brininger, J.V.Vermaas, L.M.Utschig, C.J.Gisriel. Molecular Design Principles For Photosystem I-Based Biohybrid Solar Fuel Catalysts. Biorxiv 2026.
ISSN: ISSN 2692-8205
PubMed: 41929101
DOI: 10.64898/2026.03.23.713776
Page generated: Sun Oct 4 08:33:17 2026

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