Iron in PDB 1doi: 2FE-2S Ferredoxin From Haloarcula Marismortui

The structure of 2FE-2S Ferredoxin From Haloarcula Marismortui, PDB code: 1doi was solved by F.Frolow, M.Harel, J.L.Sussman, M.Shoham, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.00 / 1.90
Space group	P 63 2 2
Cell size a, b, c (Å), α, β, γ (°)	59.180, 59.180, 124.230, 90.00, 90.00, 120.00
R / Rfree (%)	19.5 / n/a

The structure of 2FE-2S Ferredoxin From Haloarcula Marismortui also contains other interesting chemical elements:

Potassium

(K)

6 atoms

The binding sites of Iron atom in the 2FE-2S Ferredoxin From Haloarcula Marismortui (pdb code 1doi). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 2 binding sites of Iron where determined in the 2FE-2S Ferredoxin From Haloarcula Marismortui, PDB code: 1doi:
Jump to Iron binding site number: 1; 2;

Iron binding site 1 out of 2 in the 2FE-2S Ferredoxin From Haloarcula Marismortui


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of 2FE-2S Ferredoxin From Haloarcula Marismortui within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe129 b:4.5 occ:1.00 FE1 A:FES129 0.0 4.5 1.0 SG A:CYS68 2.2 2.5 1.0 S2 A:FES129 2.2 4.0 1.0 S1 A:FES129 2.2 3.7 1.0 SG A:CYS63 2.2 4.6 1.0 FE2 A:FES129 2.7 2.0 1.0 CB A:CYS68 3.3 2.0 1.0 CB A:CYS63 3.4 4.6 1.0 N A:CYS68 3.5 2.0 1.0 N A:CYS63 3.7 4.5 1.0 CA A:CYS68 3.7 2.1 1.0 N A:ARG64 3.8 5.0 1.0 C A:CYS68 3.9 2.0 1.0 CA A:CYS63 4.0 4.6 1.0 O A:CYS68 4.1 2.0 1.0 N A:ALA67 4.3 5.1 1.0 SG A:CYS102 4.3 2.6 1.0 C A:CYS63 4.3 5.4 1.0 N A:ALA65 4.4 4.1 1.0 C A:ALA67 4.4 2.7 1.0 N A:GLY66 4.4 5.4 1.0 SG A:CYS71 4.5 2.0 1.0 N A:SER62 4.6 3.4 1.0 N A:ASN70 4.6 2.2 1.0 N A:ALA69 4.6 2.0 1.0 CA A:ARG64 4.6 5.2 1.0 C A:SER62 4.8 4.2 1.0 N A:CYS71 4.9 2.0 1.0 CA A:GLY66 4.9 5.1 1.0 C A:ARG64 4.9 5.0 1.0 CA A:ALA67 5.0 3.1 1.0

Iron binding site 2 out of 2 in the 2FE-2S Ferredoxin From Haloarcula Marismortui


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of 2FE-2S Ferredoxin From Haloarcula Marismortui within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe129 b:2.0 occ:1.00 FE2 A:FES129 0.0 2.0 1.0 SG A:CYS102 2.2 2.6 1.0 S2 A:FES129 2.2 4.0 1.0 SG A:CYS71 2.2 2.0 1.0 S1 A:FES129 2.2 3.7 1.0 FE1 A:FES129 2.7 4.5 1.0 CB A:CYS102 3.2 2.4 1.0 CB A:CYS71 3.3 2.0 1.0 N A:CYS71 4.1 2.0 1.0 N A:CYS102 4.2 2.0 1.0 SG A:CYS63 4.2 4.6 1.0 CA A:CYS102 4.3 2.2 1.0 CA A:CYS71 4.3 2.0 1.0 N A:ARG64 4.4 5.0 1.0 CA A:ARG64 4.4 5.2 1.0 N A:GLY66 4.4 5.4 1.0 SG A:CYS68 4.4 2.5 1.0 CB A:LEU100 4.5 2.0 1.0 N A:ALA65 4.7 4.1 1.0 C A:ARG64 4.7 5.0 1.0 CD2 A:LEU100 4.8 2.0 1.0 O A:CYS68 4.8 2.0 1.0 CA A:GLY66 4.8 5.1 1.0

F.Frolow, M.Harel, J.L.Sussman, M.Mevarech, M.Shoham. Insights Into Protein Adaptation to A Saturated Salt Environment From the Crystal Structure of A Halophilic 2FE-2S Ferredoxin. Nat.Struct.Biol. V. 3 452 1996.
ISSN: ISSN 1072-8368
PubMed: 8612076
DOI: 10.1038/NSB0596-452