Iron in PDB 6fos: Cyanidioschyzon Merolae Photosystem I

All present enzymatic activity of Cyanidioschyzon Merolae Photosystem I:
1.97.1.12;

The structure of Cyanidioschyzon Merolae Photosystem I, PDB code: 6fos was solved by N.Nelson, M.Hippler, M.Antoshvili, I.Caspy, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	48.53 / 4.00
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	163.130, 213.520, 349.580, 90.00, 90.00, 90.00
R / Rfree (%)	37.8 / 43

The structure of Cyanidioschyzon Merolae Photosystem I also contains other interesting chemical elements:

Magnesium

(Mg)

134 atoms

Pages:

>>> Page 1 <<< Page 2, Binding sites: 11 - 12;

Binding sites:

The binding sites of Iron atom in the Cyanidioschyzon Merolae Photosystem I (pdb code 6fos). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 12 binding sites of Iron where determined in the Cyanidioschyzon Merolae Photosystem I, PDB code: 6fos:
Jump to Iron binding site number: 1; 2; 3; 4; 5; 6; 7; 8; 9; 10;

Iron binding site 1 out of 12 in the Cyanidioschyzon Merolae Photosystem I


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Cyanidioschyzon Merolae Photosystem I within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe3001 b:0.3 occ:1.00 FE1 A:SF43001 0.0 0.3 1.0 S4 A:SF43001 2.3 0.9 1.0 S2 A:SF43001 2.3 0.9 1.0 S3 A:SF43001 2.3 0.8 1.0 FE2 A:SF43001 2.7 1.0 1.0 FE4 A:SF43001 2.7 0.0 1.0 FE3 A:SF43001 2.7 0.4 1.0 SG A:CYS571 3.0 0.5 1.0 S1 A:SF43001 3.9 0.0 1.0 CB B:PRO560 4.0 0.0 1.0 SG B:CYS566 4.4 0.6 1.0 CA B:PRO560 4.5 0.3 1.0 CB A:CYS571 4.7 0.8 1.0 SG B:CYS557 4.7 0.8 1.0 CG B:PRO560 4.8 72.6 1.0 N B:PRO560 4.9 97.2 1.0 CD B:PRO560 4.9 73.3 1.0 O A:THR579 5.0 0.2 1.0

Iron binding site 2 out of 12 in the Cyanidioschyzon Merolae Photosystem I


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Cyanidioschyzon Merolae Photosystem I within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe3001 b:1.0 occ:1.00 FE2 A:SF43001 0.0 1.0 1.0 S3 A:SF43001 2.3 0.8 1.0 S1 A:SF43001 2.3 0.0 1.0 S4 A:SF43001 2.3 0.9 1.0 FE4 A:SF43001 2.7 0.0 1.0 FE1 A:SF43001 2.7 0.3 1.0 FE3 A:SF43001 2.7 0.4 1.0 SG B:CYS557 3.0 0.8 1.0 CB B:CYS557 3.1 0.9 1.0 S2 A:SF43001 3.9 0.9 1.0 CA B:CYS557 4.4 0.4 1.0 N B:CYS557 4.5 0.0 1.0 O B:THR565 4.7 0.1 1.0 C B:PRO556 4.8 0.7 1.0 CB B:PRO556 4.8 0.8 1.0 CA B:CYS566 4.9 0.6 1.0

Iron binding site 3 out of 12 in the Cyanidioschyzon Merolae Photosystem I


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 3 of Cyanidioschyzon Merolae Photosystem I within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe3001 b:0.4 occ:1.00 FE3 A:SF43001 0.0 0.4 1.0 S2 A:SF43001 2.3 0.9 1.0 S1 A:SF43001 2.3 0.0 1.0 S4 A:SF43001 2.3 0.9 1.0 FE4 A:SF43001 2.7 0.0 1.0 FE1 A:SF43001 2.7 0.3 1.0 FE2 A:SF43001 2.7 1.0 1.0 SG B:CYS566 3.1 0.6 1.0 CB B:CYS566 3.2 0.1 1.0 CA B:CYS566 3.3 0.6 1.0 S3 A:SF43001 3.9 0.8 1.0 N B:CYS566 4.1 0.4 1.0 C B:CYS566 4.4 0.9 1.0 N B:ASP567 4.4 0.1 1.0 O B:THR565 4.6 0.1 1.0 C B:THR565 4.7 0.5 1.0 CB B:CYS557 4.9 0.9 1.0

Iron binding site 4 out of 12 in the Cyanidioschyzon Merolae Photosystem I


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 4 of Cyanidioschyzon Merolae Photosystem I within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe3001 b:0.0 occ:1.00 FE4 A:SF43001 0.0 0.0 1.0 S1 A:SF43001 2.3 0.0 1.0 S2 A:SF43001 2.3 0.9 1.0 S3 A:SF43001 2.3 0.8 1.0 FE2 A:SF43001 2.7 1.0 1.0 FE3 A:SF43001 2.7 0.4 1.0 FE1 A:SF43001 2.7 0.3 1.0 SG A:CYS580 3.0 0.2 1.0 CB A:CYS580 3.7 0.5 1.0 S4 A:SF43001 3.9 0.9 1.0 SG A:CYS571 4.3 0.5 1.0 CA A:CYS580 4.5 1.0 1.0 O A:THR579 4.7 0.2 1.0 CG2 B:ILE700 4.9 0.4 1.0 CD1 B:TRP665 4.9 0.6 1.0

Iron binding site 5 out of 12 in the Cyanidioschyzon Merolae Photosystem I


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 5 of Cyanidioschyzon Merolae Photosystem I within 5.0Å range: probe atom residue distance (Å) B Occ C:Fe3002 b:0.0 occ:1.00 FE1 C:SF43002 0.0 0.0 1.0 S3 C:SF43002 2.3 1.0 1.0 S4 C:SF43002 2.3 0.6 1.0 S2 C:SF43002 2.3 0.7 1.0 FE2 C:SF43002 2.7 0.5 1.0 FE3 C:SF43002 2.7 0.5 1.0 FE4 C:SF43002 2.7 0.4 1.0 SG C:CYS21 3.1 0.3 1.0 CD C:PRO22 3.2 0.4 1.0 CB C:CYS21 3.5 0.8 1.0 CA C:CYS21 3.6 0.8 1.0 S1 C:SF43002 3.9 0.1 1.0 SG C:CYS51 4.1 89.7 1.0 N C:PRO22 4.2 0.4 1.0 CG C:PRO22 4.3 0.5 1.0 C C:CYS21 4.4 0.5 1.0 CG C:ARG53 4.5 0.8 1.0 CG2 C:VAL25 4.5 0.4 1.0 N C:CYS21 4.6 0.7 1.0 CB C:VAL25 4.8 0.9 1.0 CB C:CYS54 5.0 0.2 1.0 NE C:ARG53 5.0 0.2 1.0 CD C:ARG53 5.0 0.2 1.0

Iron binding site 6 out of 12 in the Cyanidioschyzon Merolae Photosystem I


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 6 of Cyanidioschyzon Merolae Photosystem I within 5.0Å range: probe atom residue distance (Å) B Occ C:Fe3002 b:0.5 occ:1.00 FE2 C:SF43002 0.0 0.5 1.0 S4 C:SF43002 2.3 0.6 1.0 S3 C:SF43002 2.3 1.0 1.0 S1 C:SF43002 2.3 0.1 1.0 FE3 C:SF43002 2.7 0.5 1.0 FE1 C:SF43002 2.7 0.0 1.0 FE4 C:SF43002 2.7 0.4 1.0 SG C:CYS54 3.1 86.4 1.0 CB C:CYS54 3.8 0.2 1.0 S2 C:SF43002 3.9 0.7 1.0 CG2 C:VAL67 4.1 0.2 1.0 N C:CYS54 4.4 0.8 1.0 N C:LYS52 4.6 95.3 1.0 CE C:LYS52 4.7 0.8 1.0 CA C:LYS52 4.8 0.1 1.0 CA C:CYS54 4.8 0.3 1.0 N C:ARG53 4.8 0.1 1.0 CD2 C:LEU26 4.9 0.1 1.0 CB C:VAL67 5.0 0.9 1.0

Iron binding site 7 out of 12 in the Cyanidioschyzon Merolae Photosystem I


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 7 of Cyanidioschyzon Merolae Photosystem I within 5.0Å range: probe atom residue distance (Å) B Occ C:Fe3002 b:0.5 occ:1.00 FE3 C:SF43002 0.0 0.5 1.0 S1 C:SF43002 2.3 0.1 1.0 S2 C:SF43002 2.3 0.7 1.0 S4 C:SF43002 2.3 0.6 1.0 FE2 C:SF43002 2.7 0.5 1.0 FE4 C:SF43002 2.7 0.4 1.0 FE1 C:SF43002 2.7 0.0 1.0 N C:CYS51 2.9 0.4 1.0 SG C:CYS51 3.1 89.7 1.0 N C:LYS52 3.2 95.3 1.0 C C:GLY50 3.5 0.2 1.0 CA C:GLY50 3.6 0.5 1.0 CA C:CYS51 3.7 0.1 1.0 N C:GLY50 3.7 0.1 1.0 C C:CYS51 3.8 0.3 1.0 S3 C:SF43002 3.9 1.0 1.0 CB C:CYS51 4.0 0.7 1.0 CA C:LYS52 4.1 0.1 1.0 N C:ARG53 4.4 0.1 1.0 O C:GLY50 4.5 0.8 1.0 CG2 C:VAL49 4.7 0.2 1.0 SG C:CYS48 4.7 0.8 1.0 CD C:PRO22 4.7 0.4 1.0 C C:LYS52 4.9 0.2 1.0 C C:VAL49 4.9 0.4 1.0 O C:CYS51 5.0 0.5 1.0

Iron binding site 8 out of 12 in the Cyanidioschyzon Merolae Photosystem I


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 8 of Cyanidioschyzon Merolae Photosystem I within 5.0Å range: probe atom residue distance (Å) B Occ C:Fe3002 b:0.4 occ:1.00 FE4 C:SF43002 0.0 0.4 1.0 S2 C:SF43002 2.3 0.7 1.0 S1 C:SF43002 2.3 0.1 1.0 S3 C:SF43002 2.3 1.0 1.0 FE3 C:SF43002 2.7 0.5 1.0 FE2 C:SF43002 2.7 0.5 1.0 FE1 C:SF43002 2.7 0.0 1.0 CG2 C:VAL25 3.2 0.4 1.0 SG C:CYS48 3.2 0.8 1.0 CB C:VAL25 3.4 0.9 1.0 CG1 C:VAL25 3.9 0.7 1.0 S4 C:SF43002 3.9 0.6 1.0 CB C:CYS48 4.4 0.0 1.0 N C:GLY50 4.4 0.1 1.0 SG C:CYS21 4.5 0.3 1.0 CA C:GLY50 4.8 0.5 1.0 CG2 C:VAL67 4.8 0.2 1.0 CA C:CYS48 4.8 0.9 1.0 N C:VAL49 4.8 0.3 1.0 CA C:VAL25 4.9 0.7 1.0 CD2 C:LEU26 4.9 0.1 1.0

Iron binding site 9 out of 12 in the Cyanidioschyzon Merolae Photosystem I


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 9 of Cyanidioschyzon Merolae Photosystem I within 5.0Å range: probe atom residue distance (Å) B Occ C:Fe3003 b:0.7 occ:1.00 FE1 C:SF43003 0.0 0.7 1.0 S2 C:SF43003 2.3 0.3 1.0 S3 C:SF43003 2.3 0.0 1.0 S4 C:SF43003 2.3 0.1 1.0 FE3 C:SF43003 2.7 0.7 1.0 FE4 C:SF43003 2.7 0.3 1.0 FE2 C:SF43003 2.7 0.7 1.0 SG C:CYS14 3.1 0.0 1.0 CD C:PRO59 3.2 0.8 1.0 CB C:GLN16 3.8 0.6 1.0 CG C:PRO59 3.8 0.7 1.0 S1 C:SF43003 3.9 0.8 1.0 CG C:GLN16 4.0 0.4 1.0 N C:GLN16 4.2 0.8 1.0 N C:CYS14 4.3 0.1 1.0 N C:PRO59 4.5 0.5 1.0 CA C:CYS58 4.5 0.1 1.0 CA C:GLN16 4.6 0.2 1.0 CB C:CYS14 4.6 0.5 1.0 SG C:CYS58 4.7 0.1 1.0 N C:THR15 4.7 0.3 1.0 N C:GLY13 4.8 0.1 1.0 CA C:CYS14 4.8 0.1 1.0 O C:ALA57 4.8 0.6 1.0 C C:CYS14 4.8 0.0 1.0

Iron binding site 10 out of 12 in the Cyanidioschyzon Merolae Photosystem I


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 10 of Cyanidioschyzon Merolae Photosystem I within 5.0Å range: probe atom residue distance (Å) B Occ C:Fe3003 b:0.7 occ:1.00 FE2 C:SF43003 0.0 0.7 1.0 S1 C:SF43003 2.3 0.8 1.0 S4 C:SF43003 2.3 0.1 1.0 S3 C:SF43003 2.3 0.0 1.0 FE4 C:SF43003 2.7 0.3 1.0 FE3 C:SF43003 2.7 0.7 1.0 FE1 C:SF43003 2.7 0.7 1.0 N C:GLY13 2.8 0.1 1.0 SG C:CYS11 3.1 0.3 1.0 N C:ILE12 3.4 0.1 1.0 CA C:GLY13 3.4 0.9 1.0 CB C:CYS11 3.8 0.2 1.0 CA C:CYS11 3.9 0.4 1.0 C C:ILE12 3.9 0.4 1.0 N C:CYS14 3.9 0.1 1.0 S2 C:SF43003 3.9 0.3 1.0 C C:CYS11 4.1 0.8 1.0 C C:GLY13 4.1 0.5 1.0 CA C:ILE12 4.2 0.2 1.0 SG C:CYS14 4.5 0.0 1.0 CE C:MET28 4.6 0.9 1.0 CB C:ILE12 4.8 0.5 1.0 N C:THR15 4.9 0.3 1.0 O C:ILE12 5.0 0.2 1.0

M.Antoshvili, I.Caspy, M.Hippler, N.Nelson. Structure and Function of Photosystem I in Cyanidioschyzon Merolae. Photosyn. Res. V. 139 499 2019.
ISSN: ISSN 1573-5079
PubMed: 29582227
DOI: 10.1007/S11120-018-0501-4