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Iron in PDB 3kzi: Crystal Structure of Monomeric Form of Cyanobacterial Photosystem II

Protein crystallography data

The structure of Crystal Structure of Monomeric Form of Cyanobacterial Photosystem II, PDB code: 3kzi was solved by A.Gabdulkhakov, A.Guskov, M.Broser, J.Kern, A.Zouni, W.Saenger, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 29.87 / 3.60
Space group C 2 2 21
Cell size a, b, c (Å), α, β, γ (°) 119.890, 224.690, 337.280, 90.00, 90.00, 90.00
R / Rfree (%) 29.7 / 30.8

Other elements in 3kzi:

The structure of Crystal Structure of Monomeric Form of Cyanobacterial Photosystem II also contains other interesting chemical elements:

Magnesium (Mg) 35 atoms
Manganese (Mn) 4 atoms
Calcium (Ca) 4 atoms

Iron Binding Sites:

The binding sites of Iron atom in the Crystal Structure of Monomeric Form of Cyanobacterial Photosystem II (pdb code 3kzi). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 3 binding sites of Iron where determined in the Crystal Structure of Monomeric Form of Cyanobacterial Photosystem II, PDB code: 3kzi:
Jump to Iron binding site number: 1; 2; 3;

Iron binding site 1 out of 3 in 3kzi

Go back to Iron Binding Sites List in 3kzi
Iron binding site 1 out of 3 in the Crystal Structure of Monomeric Form of Cyanobacterial Photosystem II


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Crystal Structure of Monomeric Form of Cyanobacterial Photosystem II within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe361

b:0.1
occ:1.00
O3 D:BCT353 2.1 0.1 1.0
NE2 D:HIS214 2.3 0.5 1.0
NE2 A:HIS215 2.3 0.0 1.0
NE2 A:HIS272 2.4 0.1 1.0
NE2 D:HIS268 2.5 0.4 1.0
O2 D:BCT353 2.7 0.9 1.0
C D:BCT353 2.7 0.5 1.0
CD2 D:HIS214 3.0 0.8 1.0
CE1 A:HIS215 3.0 0.0 1.0
CD2 A:HIS215 3.2 0.0 1.0
CE1 A:HIS272 3.2 0.2 1.0
CE1 D:HIS214 3.4 0.6 1.0
CD2 A:HIS272 3.5 0.6 1.0
CE1 D:HIS268 3.5 0.4 1.0
CD2 D:HIS268 3.5 0.2 1.0
O1 D:BCT353 3.9 0.2 1.0
ND1 A:HIS215 4.0 0.0 1.0
CG A:HIS215 4.1 0.0 1.0
CG D:HIS214 4.3 0.9 1.0
ND1 A:HIS272 4.4 0.0 1.0
ND1 D:HIS214 4.4 0.7 1.0
CG A:HIS272 4.5 0.2 1.0
ND1 D:HIS268 4.6 0.3 1.0
CG D:HIS268 4.7 0.7 1.0
CG2 D:VAL218 4.9 0.1 1.0
CD2 A:LEU275 5.0 0.6 1.0
CG2 A:VAL219 5.0 0.3 1.0

Iron binding site 2 out of 3 in 3kzi

Go back to Iron Binding Sites List in 3kzi
Iron binding site 2 out of 3 in the Crystal Structure of Monomeric Form of Cyanobacterial Photosystem II


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Crystal Structure of Monomeric Form of Cyanobacterial Photosystem II within 5.0Å range:
probe atom residue distance (Å) B Occ
F:Fe85

b:0.7
occ:1.00
FE F:HEM85 0.0 0.7 1.0
ND F:HEM85 2.0 0.8 1.0
NA F:HEM85 2.1 0.5 1.0
NC F:HEM85 2.1 0.2 1.0
NB F:HEM85 2.1 0.9 1.0
NE2 E:HIS23 2.3 0.0 1.0
CE1 F:HIS24 2.8 0.9 1.0
C4D F:HEM85 3.0 0.8 1.0
NE2 F:HIS24 3.0 0.9 1.0
C1A F:HEM85 3.1 0.4 1.0
C1D F:HEM85 3.1 1.0 1.0
C4A F:HEM85 3.1 0.0 1.0
C4C F:HEM85 3.1 0.3 1.0
C1C F:HEM85 3.1 0.6 1.0
C1B F:HEM85 3.1 0.9 1.0
C4B F:HEM85 3.1 0.8 1.0
CD2 E:HIS23 3.2 0.1 1.0
CE1 E:HIS23 3.4 0.9 1.0
CHA F:HEM85 3.4 1.0 1.0
CHB F:HEM85 3.4 0.0 1.0
CHD F:HEM85 3.4 0.3 1.0
CHC F:HEM85 3.5 0.2 1.0
ND1 F:HIS24 4.0 0.6 1.0
C3D F:HEM85 4.3 0.2 1.0
CD2 F:HIS24 4.3 0.8 1.0
C2A F:HEM85 4.3 0.5 1.0
C2D F:HEM85 4.3 0.8 1.0
C2B F:HEM85 4.4 0.7 1.0
CG E:HIS23 4.4 0.2 1.0
C3C F:HEM85 4.4 0.5 1.0
C3A F:HEM85 4.4 0.3 1.0
C2C F:HEM85 4.4 0.8 1.0
ND1 E:HIS23 4.4 0.2 1.0
C3B F:HEM85 4.4 0.6 1.0
NE1 F:TRP20 4.6 0.3 1.0
CG F:HIS24 4.8 0.5 1.0

Iron binding site 3 out of 3 in 3kzi

Go back to Iron Binding Sites List in 3kzi
Iron binding site 3 out of 3 in the Crystal Structure of Monomeric Form of Cyanobacterial Photosystem II


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 3 of Crystal Structure of Monomeric Form of Cyanobacterial Photosystem II within 5.0Å range:
probe atom residue distance (Å) B Occ
V:Fe164

b:0.1
occ:1.00
FE V:HEM164 0.0 0.1 1.0
ND V:HEM164 2.0 0.5 1.0
NA V:HEM164 2.0 0.9 1.0
NB V:HEM164 2.0 96.1 1.0
NE2 V:HIS67 2.1 0.2 1.0
NC V:HEM164 2.1 99.4 1.0
NE2 V:HIS118 2.4 0.6 1.0
CD2 V:HIS67 2.8 0.7 1.0
C4D V:HEM164 3.0 0.3 1.0
C4A V:HEM164 3.0 0.3 1.0
C1B V:HEM164 3.0 95.7 1.0
C4B V:HEM164 3.0 95.2 1.0
C1D V:HEM164 3.1 0.4 1.0
C1C V:HEM164 3.1 0.2 1.0
C1A V:HEM164 3.1 1.0 1.0
C4C V:HEM164 3.1 0.6 1.0
CE1 V:HIS118 3.1 0.8 1.0
CE1 V:HIS67 3.2 0.2 1.0
CHB V:HEM164 3.4 99.0 1.0
CD2 V:HIS118 3.4 0.6 1.0
CHD V:HEM164 3.4 0.1 1.0
CHC V:HEM164 3.4 98.5 1.0
CHA V:HEM164 3.4 0.9 1.0
CG V:HIS67 4.0 0.9 1.0
ND1 V:HIS118 4.2 0.3 1.0
ND1 V:HIS67 4.2 0.5 1.0
C2B V:HEM164 4.3 95.1 1.0
C2A V:HEM164 4.3 0.8 1.0
C3B V:HEM164 4.3 94.7 1.0
C2D V:HEM164 4.3 0.2 1.0
C3D V:HEM164 4.3 0.4 1.0
CG V:HIS118 4.3 0.8 1.0
C3A V:HEM164 4.3 0.8 1.0
C2C V:HEM164 4.4 0.4 1.0
C3C V:HEM164 4.4 0.8 1.0

Reference:

M.Broser, A.Gabdulkhakov, J.Kern, A.Guskov, F.Muh, W.Saenger, A.Zouni. Crystal Structure of Monomeric Photosystem II From Thermosynechococcus Elongatus at 3.6-A Resolution J.Biol.Chem. V. 285 26255 2010.
ISSN: ISSN 0021-9258
PubMed: 20558739
DOI: 10.1074/JBC.M110.127589
Page generated: Sun Dec 13 15:10:44 2020

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