Iron in PDB 9kqb: Psii-Fcpii Supercomplex From Haptophyte Chrysotila Roscoffensis

All present enzymatic activity of Psii-Fcpii Supercomplex From Haptophyte Chrysotila Roscoffensis:
1.10.3.9;

The structure of Psii-Fcpii Supercomplex From Haptophyte Chrysotila Roscoffensis also contains other interesting chemical elements:

Magnesium

(Mg)

192 atoms

The binding sites of Iron atom in the Psii-Fcpii Supercomplex From Haptophyte Chrysotila Roscoffensis (pdb code 9kqb). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 4 binding sites of Iron where determined in the Psii-Fcpii Supercomplex From Haptophyte Chrysotila Roscoffensis, PDB code: 9kqb:
Jump to Iron binding site number: 1; 2; 3; 4;

Iron binding site 1 out of 4 in the Psii-Fcpii Supercomplex From Haptophyte Chrysotila Roscoffensis


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Psii-Fcpii Supercomplex From Haptophyte Chrysotila Roscoffensis within 5.0Å range: probe atom residue distance (Å) B Occ E:Fe101 b:94.9 occ:1.00 FE E:HEM101 0.0 94.9 1.0 NE2 E:HIS22 2.0 98.9 1.0 NC E:HEM101 2.0 94.9 1.0 NA E:HEM101 2.1 94.9 1.0 ND E:HEM101 2.1 94.9 1.0 NB E:HEM101 2.1 94.9 1.0 NE2 F:HIS21 2.8 86.8 1.0 CE1 E:HIS22 2.9 98.9 1.0 CD2 E:HIS22 2.9 98.9 1.0 CE1 F:HIS21 3.0 86.8 1.0 C4A E:HEM101 3.0 94.9 1.0 C1B E:HEM101 3.0 94.9 1.0 C4C E:HEM101 3.0 94.9 1.0 C1D E:HEM101 3.1 94.9 1.0 C1A E:HEM101 3.1 94.9 1.0 C1C E:HEM101 3.1 94.9 1.0 C4D E:HEM101 3.1 94.9 1.0 C4B E:HEM101 3.1 94.9 1.0 CHB E:HEM101 3.4 94.9 1.0 CHD E:HEM101 3.4 94.9 1.0 CHA E:HEM101 3.4 94.9 1.0 CHC E:HEM101 3.5 94.9 1.0 ND1 E:HIS22 3.9 98.9 1.0 CG E:HIS22 4.0 98.9 1.0 CD2 F:HIS21 4.0 86.8 1.0 C3A E:HEM101 4.2 94.9 1.0 ND1 F:HIS21 4.2 86.8 1.0 C2A E:HEM101 4.2 94.9 1.0 C2B E:HEM101 4.3 94.9 1.0 C3C E:HEM101 4.3 94.9 1.0 C2D E:HEM101 4.3 94.9 1.0 C2C E:HEM101 4.3 94.9 1.0 C3D E:HEM101 4.3 94.9 1.0 C3B E:HEM101 4.3 94.9 1.0 CG F:HIS21 4.8 86.8 1.0 NE1 F:TRP17 4.8 90.3 1.0

Iron binding site 2 out of 4 in the Psii-Fcpii Supercomplex From Haptophyte Chrysotila Roscoffensis


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Psii-Fcpii Supercomplex From Haptophyte Chrysotila Roscoffensis within 5.0Å range: probe atom residue distance (Å) B Occ f:Fe101 b:96.3 occ:1.00 FE f:HEM101 0.0 96.3 1.0 NB f:HEM101 2.0 96.3 1.0 NA f:HEM101 2.1 96.3 1.0 NC f:HEM101 2.1 96.3 1.0 ND f:HEM101 2.1 96.3 1.0 NE2 f:HIS21 2.2 88.8 1.0 CE1 f:HIS21 2.5 88.8 1.0 NE2 e:HIS22 2.8 100.2 1.0 C1B f:HEM101 3.1 96.3 1.0 C1C f:HEM101 3.1 96.3 1.0 C4B f:HEM101 3.1 96.3 1.0 C1D f:HEM101 3.1 96.3 1.0 C4A f:HEM101 3.1 96.3 1.0 C1A f:HEM101 3.1 96.3 1.0 C4D f:HEM101 3.1 96.3 1.0 C4C f:HEM101 3.1 96.3 1.0 CHC f:HEM101 3.4 96.3 1.0 CHB f:HEM101 3.4 96.3 1.0 CHD f:HEM101 3.4 96.3 1.0 CHA f:HEM101 3.4 96.3 1.0 CD2 e:HIS22 3.5 100.2 1.0 CD2 f:HIS21 3.5 88.8 1.0 ND1 f:HIS21 3.8 88.8 1.0 CE1 e:HIS22 3.9 100.2 1.0 C2B f:HEM101 4.3 96.3 1.0 C3B f:HEM101 4.3 96.3 1.0 C2C f:HEM101 4.3 96.3 1.0 C2D f:HEM101 4.3 96.3 1.0 CG f:HIS21 4.3 88.8 1.0 C3A f:HEM101 4.3 96.3 1.0 C3D f:HEM101 4.3 96.3 1.0 C2A f:HEM101 4.3 96.3 1.0 C3C f:HEM101 4.3 96.3 1.0 NE1 f:TRP17 4.4 92.5 1.0 CG e:HIS22 4.7 100.2 1.0 ND1 e:HIS22 4.9 100.2 1.0 CG2 e:ILE21 5.0 101.0 1.0 CE2 f:TRP17 5.0 92.5 1.0 CZ2 f:TRP17 5.0 92.5 1.0

Iron binding site 3 out of 4 in the Psii-Fcpii Supercomplex From Haptophyte Chrysotila Roscoffensis


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 3 of Psii-Fcpii Supercomplex From Haptophyte Chrysotila Roscoffensis within 5.0Å range: probe atom residue distance (Å) B Occ D:Fe405 b:64.4 occ:1.00 NE2 D:HIS267 2.7 43.1 1.0 NE2 A:HIS272 2.7 57.4 1.0 O3 D:BCT402 2.7 62.7 1.0 O2 D:BCT402 2.7 62.7 1.0 NE2 A:HIS215 2.8 46.0 1.0 NE2 D:HIS213 2.8 44.2 1.0 C D:BCT402 3.0 62.7 1.0 CE1 D:HIS213 3.4 44.2 1.0 CE1 D:HIS267 3.4 43.1 1.0 CE1 A:HIS215 3.6 46.0 1.0 CE1 A:HIS272 3.6 57.4 1.0 CD2 A:HIS272 3.7 57.4 1.0 CD2 A:HIS215 3.8 46.0 1.0 CD2 D:HIS267 3.9 43.1 1.0 CD2 D:HIS213 4.0 44.2 1.0 O1 D:BCT402 4.0 62.7 1.0 OH D:TYR243 4.4 55.9 1.0 ND1 D:HIS213 4.6 44.2 1.0 ND1 D:HIS267 4.6 43.1 1.0 CG2 D:VAL217 4.7 50.9 1.0 ND1 A:HIS215 4.7 46.0 1.0 ND1 A:HIS272 4.8 57.4 1.0 CG2 A:VAL219 4.8 45.1 1.0 CE1 D:TYR243 4.8 55.9 1.0 CG A:HIS272 4.8 57.4 1.0 CG D:HIS267 4.9 43.1 1.0 CG A:HIS215 4.9 46.0 1.0 CG D:HIS213 5.0 44.2 1.0

Iron binding site 4 out of 4 in the Psii-Fcpii Supercomplex From Haptophyte Chrysotila Roscoffensis


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 4 of Psii-Fcpii Supercomplex From Haptophyte Chrysotila Roscoffensis within 5.0Å range: probe atom residue distance (Å) B Occ d:Fe410 b:65.7 occ:1.00 O2 d:BCT401 2.7 60.3 1.0 NE2 a:HIS272 2.7 55.5 1.0 NE2 d:HIS267 2.7 43.4 1.0 NE2 d:HIS213 2.7 43.6 1.0 O3 d:BCT401 2.7 60.3 1.0 NE2 a:HIS215 2.8 44.6 1.0 C d:BCT401 3.0 60.3 1.0 CE1 d:HIS267 3.3 43.4 1.0 CE1 d:HIS213 3.3 43.6 1.0 CE1 a:HIS272 3.4 55.5 1.0 CE1 a:HIS215 3.5 44.6 1.0 CD2 a:HIS272 3.8 55.5 1.0 O1 d:BCT401 3.9 60.3 1.0 CD2 d:HIS267 3.9 43.4 1.0 CD2 d:HIS213 4.0 43.6 1.0 CD2 a:HIS215 4.0 44.6 1.0 OH d:TYR243 4.2 54.1 1.0 ND1 d:HIS267 4.6 43.4 1.0 ND1 d:HIS213 4.6 43.6 1.0 CG2 d:VAL217 4.6 49.9 1.0 ND1 a:HIS272 4.6 55.5 1.0 CE1 d:TYR243 4.6 54.1 1.0 ND1 a:HIS215 4.8 44.6 1.0 CZ d:TYR243 4.8 54.1 1.0 CG a:HIS272 4.8 55.5 1.0 CG d:HIS267 4.9 43.4 1.0 CG d:HIS213 4.9 43.6 1.0 CG2 a:VAL219 4.9 44.7 1.0

R.La Rocca, K.Kato, T.Pi-Cheng, Y.Nakajima, F.Akita, J.R.Shen. Structure of A Photosystem II-Fcpii Supercomplex From A Haptophyte Reveals A Distinct Antenna Organization Nat Commun 2025.
ISSN: ESSN 2041-1723
DOI: 10.1038/S41467-025-59512-9