Sodium in PDB 3geo: Sulfite Reductase Hemoprotein Nitrite Complex

All present enzymatic activity of Sulfite Reductase Hemoprotein Nitrite Complex:
1.8.1.2;

The structure of Sulfite Reductase Hemoprotein Nitrite Complex, PDB code: 3geo 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 (%)	18.5 / n/a

The structure of Sulfite Reductase Hemoprotein Nitrite Complex also contains other interesting chemical elements:

Iron

(Fe)

5 atoms

The binding sites of Sodium atom in the Sulfite Reductase Hemoprotein Nitrite Complex (pdb code 3geo). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total only one binding site of Sodium was determined in the Sulfite Reductase Hemoprotein Nitrite Complex, PDB code: 3geo:

Sodium binding site 1 out of 1 in the Sulfite Reductase Hemoprotein Nitrite Complex


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Sulfite Reductase Hemoprotein Nitrite Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Na590 b:43.3 occ:1.00 O A:ILE362 2.4 17.6 1.0 OD1 A:ASN397 2.9 16.6 1.0 O A:ASN395 2.9 14.1 1.0 O A:GLN396 3.1 17.6 1.0 C A:GLN396 3.4 14.3 1.0 C A:ILE362 3.5 18.8 1.0 CG A:ASN397 3.5 11.9 1.0 CB A:GLN396 3.6 14.3 1.0 O A:HOH668 3.7 27.3 1.0 O A:HOH662 3.8 32.0 1.0 ND2 A:ASN397 3.9 14.7 1.0 N A:GLY365 3.9 15.9 1.0 O A:HOH635 4.0 23.5 1.0 CA A:GLN396 4.0 13.0 1.0 C A:ASN395 4.0 13.3 1.0 N A:ASN364 4.0 15.0 1.0 N A:ASN397 4.1 15.2 1.0 N A:ILE362 4.1 22.5 1.0 CE1 A:PHE361 4.2 15.8 1.0 OE1 A:GLN396 4.3 16.2 1.0 CA A:ILE362 4.3 17.9 1.0 N A:GLU363 4.3 18.9 1.0 CD1 A:PHE361 4.4 17.1 1.0 CA A:GLU363 4.4 17.1 1.0 CA A:ASN397 4.4 14.6 1.0 CA A:GLY365 4.4 13.6 1.0 N A:GLN396 4.4 13.4 1.0 C A:GLU363 4.5 18.6 1.0 CB A:ASN397 4.6 13.0 1.0 C A:ASN364 4.7 18.6 1.0 CB A:ILE362 4.7 17.5 1.0 CA A:ASN364 4.7 17.4 1.0 CG A:GLN396 4.8 15.2 1.0 CZ A:PHE361 5.0 13.6 1.0

B.R.Crane, L.M.Siegel, E.D.Getzoff. Probing the Catalytic Mechanism of Sulfite Reductase By X-Ray Crystallography: Structures of the Escherichia Coli Hemoprotein in Complex with Substrates, Inhibitors, Intermediates, and Products. Biochemistry V. 36 12120 1997.
ISSN: ISSN 0006-2960
PubMed: 9315849
DOI: 10.1021/BI971066I