Magnesium in PDB 2j1n: Osmoporin Ompc

The structure of Osmoporin Ompc, PDB code: 2j1n was solved by A.Basle, P.Storici, G.Rummel, J.P.Rosenbusch, T.Schirmer, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.00 / 2.0
Space group	P 21 21 2
Cell size a, b, c (Å), α, β, γ (°)	200.779, 99.391, 74.328, 90.00, 90.00, 90.00
R / Rfree (%)	18 / 21.4

The structure of Osmoporin Ompc also contains other interesting chemical elements:

Chlorine

(Cl)

2 atoms

The binding sites of Magnesium atom in the Osmoporin Ompc (pdb code 2j1n). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 3 binding sites of Magnesium where determined in the Osmoporin Ompc, PDB code: 2j1n:
Jump to Magnesium binding site number: 1; 2; 3;

Magnesium binding site 1 out of 3 in the Osmoporin Ompc


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Osmoporin Ompc within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg1347 b:18.9 occ:1.00 O A:THR334 2.2 15.0 1.0 O A:LEU321 2.2 16.6 1.0 O A:HOH2148 2.3 23.5 1.0 O A:HOH2140 2.5 18.5 1.0 O A:ASN319 2.7 13.5 1.0 C A:THR334 3.4 12.7 1.0 C A:LEU321 3.4 16.6 1.0 C A:ASN319 3.7 13.1 1.0 CB A:THR334 4.0 12.6 1.0 N A:LEU321 4.1 15.2 1.0 CA A:THR334 4.1 12.5 1.0 O A:HOH2150 4.1 27.9 1.0 CB A:ASN319 4.2 12.7 1.0 CA A:LEU321 4.3 15.9 1.0 C A:LEU320 4.3 14.6 1.0 N A:ASP322 4.4 17.4 1.0 N A:ASP335 4.4 12.5 1.0 OG1 A:THR334 4.4 11.8 1.0 CG A:ASN319 4.4 12.9 1.0 OD1 A:ASN319 4.5 11.9 1.0 CA A:ASP322 4.5 18.2 1.0 N A:LEU320 4.5 13.6 1.0 O A:HOH2142 4.6 18.6 1.0 CA A:ASN319 4.6 12.6 1.0 CA A:ASP335 4.6 12.3 1.0 CA A:LEU320 4.7 14.2 1.0 OD1 A:ASP322 4.7 21.7 1.0 O A:LEU320 4.8 14.5 1.0 CB A:LEU321 4.9 15.6 1.0 OD1 A:ASN336 4.9 7.1 1.0

Magnesium binding site 2 out of 3 in the Osmoporin Ompc


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Osmoporin Ompc within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg1347 b:12.9 occ:1.00 O B:THR334 2.2 10.7 1.0 O B:HOH2191 2.2 9.0 1.0 O B:HOH2194 2.3 17.4 1.0 O B:LEU321 2.5 14.2 1.0 O B:ASN319 2.6 10.9 1.0 C B:THR334 3.4 10.5 1.0 C B:ASN319 3.6 9.9 1.0 C B:LEU321 3.7 14.2 1.0 CB B:ASN319 4.0 9.1 1.0 N B:LEU321 4.1 12.2 1.0 CB B:THR334 4.2 10.9 1.0 CA B:THR334 4.2 10.2 1.0 CG B:ASN319 4.3 10.0 1.0 C B:LEU320 4.3 12.2 1.0 N B:ASP335 4.4 10.3 1.0 CA B:LEU321 4.4 13.2 1.0 OD1 B:ASN319 4.4 8.4 1.0 CA B:ASN319 4.5 9.4 1.0 N B:LEU320 4.5 10.8 1.0 CA B:ASP335 4.6 10.9 1.0 CA B:LEU320 4.6 11.2 1.0 OD1 B:ASN336 4.7 6.7 1.0 OG1 B:THR334 4.7 10.9 1.0 N B:ASP322 4.7 15.7 1.0 O B:HOH2195 4.8 13.6 1.0 O B:LEU320 4.8 12.8 1.0 CA B:ASP322 4.8 17.3 1.0 CB B:LEU321 4.9 12.8 1.0 O B:HOH2205 5.0 7.5 1.0 OD1 B:ASP322 5.0 26.2 1.0

Magnesium binding site 3 out of 3 in the Osmoporin Ompc


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 3 of Osmoporin Ompc within 5.0Å range: probe atom residue distance (Å) B Occ C:Mg1347 b:9.3 occ:1.00 O C:HOH2189 2.2 9.2 1.0 O C:THR334 2.2 9.3 1.0 O C:HOH2191 2.3 14.1 1.0 O C:HOH2202 2.4 18.0 1.0 O C:LEU321 2.5 12.9 1.0 O C:ASN319 2.5 8.6 1.0 C C:THR334 3.4 10.1 1.0 C C:ASN319 3.5 8.2 1.0 C C:LEU321 3.7 13.2 1.0 CB C:ASN319 4.0 7.8 1.0 N C:LEU321 4.1 10.4 1.0 CB C:THR334 4.2 10.3 1.0 CA C:THR334 4.3 10.3 1.0 OD1 C:ASN319 4.3 7.3 1.0 CG C:ASN319 4.3 7.9 1.0 C C:LEU320 4.3 10.1 1.0 CA C:ASN319 4.4 7.5 1.0 N C:LEU320 4.4 8.1 1.0 N C:ASP335 4.4 9.6 1.0 CA C:LEU321 4.4 11.8 1.0 CA C:LEU320 4.5 9.3 1.0 OG1 C:THR334 4.6 12.6 1.0 CA C:ASP335 4.6 9.7 1.0 OD1 C:ASN336 4.6 6.3 1.0 N C:ASP322 4.7 15.3 1.0 O C:HOH2193 4.7 21.0 1.0 CA C:ASP322 4.8 17.0 1.0 O C:LEU320 4.9 9.4 1.0 OD1 C:ASP322 4.9 25.3 1.0 O C:HOH2206 5.0 8.5 1.0

A.Basle, G.Rummel, P.Storici, J.P.Rosenbusch, T.Schirmer. Crystal Structure of Osmoporin Ompc From E. Coli at 2.0 A. J.Mol.Biol. V. 362 933 2006.
ISSN: ISSN 0022-2836
PubMed: 16949612
DOI: 10.1016/J.JMB.2006.08.002