Atomistry » Potassium » PDB 2xo1-3atv » 3aop
Atomistry »
  Potassium »
    PDB 2xo1-3atv »
      3aop »

Potassium in PDB 3aop: Sulfite Reductase Hemoprotein Photoreduced with Proflavine Edta, Siroheme Feii,[4FE-4S] +1, Phosphate Bound

Enzymatic activity of Sulfite Reductase Hemoprotein Photoreduced with Proflavine Edta, Siroheme Feii,[4FE-4S] +1, Phosphate Bound

All present enzymatic activity of Sulfite Reductase Hemoprotein Photoreduced with Proflavine Edta, Siroheme Feii,[4FE-4S] +1, Phosphate Bound:
1.8.1.2;

Protein crystallography data

The structure of Sulfite Reductase Hemoprotein Photoreduced with Proflavine Edta, Siroheme Feii,[4FE-4S] +1, Phosphate Bound, PDB code: 3aop was solved by B.R.Crane, E.D.Getzoff, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 10.00 / 2.10
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 69.800, 77.400, 87.800, 90.00, 90.00, 90.00
R / Rfree (%) 16.7 / n/a

Other elements in 3aop:

The structure of Sulfite Reductase Hemoprotein Photoreduced with Proflavine Edta, Siroheme Feii,[4FE-4S] +1, Phosphate Bound also contains other interesting chemical elements:

Iron (Fe) 5 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Sulfite Reductase Hemoprotein Photoreduced with Proflavine Edta, Siroheme Feii,[4FE-4S] +1, Phosphate Bound (pdb code 3aop). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the Sulfite Reductase Hemoprotein Photoreduced with Proflavine Edta, Siroheme Feii,[4FE-4S] +1, Phosphate Bound, PDB code: 3aop:

Potassium binding site 1 out of 1 in 3aop

Go back to Potassium Binding Sites List in 3aop
Potassium binding site 1 out of 1 in the Sulfite Reductase Hemoprotein Photoreduced with Proflavine Edta, Siroheme Feii,[4FE-4S] +1, Phosphate Bound


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Sulfite Reductase Hemoprotein Photoreduced with Proflavine Edta, Siroheme Feii,[4FE-4S] +1, Phosphate Bound within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K590

b:15.6
occ:1.00
 O A:ILE362 2.7 12.1 1.0
OD1 A:ASN397 2.7 11.0 1.0
O A:ASN395 2.8 13.7 1.0
O A:HOH788 2.8 32.9 1.0
O A:HOH646 3.0 17.0 1.0
O A:HOH613 3.0 19.9 1.0
O A:GLN396 3.4 12.6 1.0
CG A:ASN397 3.5 9.1 1.0
C A:GLN396 3.7 12.5 1.0
C A:ILE362 3.7 13.1 1.0
ND2 A:ASN397 3.8 9.4 1.0
CB A:GLN396 3.9 9.8 1.0
C A:ASN395 3.9 11.9 1.0
CE1 A:PHE361 4.0 11.5 1.0
N A:ASN364 4.1 12.1 1.0
CA A:GLN396 4.2 9.9 1.0
N A:GLY365 4.2 11.9 1.0
CD1 A:PHE361 4.2 12.6 1.0
N A:ASN397 4.3 12.2 1.0
N A:ILE362 4.3 15.7 1.0
OE1 A:GLN396 4.3 9.9 1.0
N A:GLU363 4.5 13.5 1.0
CA A:GLU363 4.5 14.7 1.0
N A:GLN396 4.5 10.5 1.0
CA A:ILE362 4.6 13.9 1.0
CB A:ASN397 4.6 9.4 1.0
CA A:ASN397 4.6 12.3 1.0
C A:GLU363 4.7 14.3 1.0
CZ A:PHE361 4.7 12.1 1.0
CA A:ASN364 4.8 12.3 1.0
C A:ASN364 4.9 12.4 1.0
O A:HOH617 4.9 18.2 1.0
CA A:GLY365 5.0 9.2 1.0

Reference:

B.R.Crane, L.M.Siegel, E.D.Getzoff. Structures of the Siroheme- and FE4S4-Containing Active Center of Sulfite Reductase in Different States of Oxidation: Heme Activation Via Reduction-Gated Exogenous Ligand Exchange. Biochemistry V. 36 12101 1997.
ISSN: ISSN 0006-2960
PubMed: 9315848
DOI: 10.1021/BI971065Q
Page generated: Mon Aug 12 07:48:38 2024

Last articles

Zn in 9JPJ
Zn in 9JP7
Zn in 9JPK
Zn in 9JPL
Zn in 9GN6
Zn in 9GN7
Zn in 9GKU
Zn in 9GKW
Zn in 9GKX
Zn in 9GL0
© Copyright 2008-2020 by atomistry.com
Home   |    Site Map   |    Copyright   |    Contact us   |    Privacy