Magnesium in PDB 1mpm: Maltoporin Maltose Complex

The structure of Maltoporin Maltose Complex, PDB code: 1mpm was solved by R.Dutzler, T.Schirmer, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.00 / 2.60
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	129.800, 211.700, 218.200, 90.00, 90.00, 90.00
R / Rfree (%)	22.6 / 24.3

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

Magnesium binding site 1 out of 3 in the Maltoporin Maltose Complex


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Maltoporin Maltose Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg422 b:16.4 occ:0.33 MG B:MG422 1.2 16.4 0.3 MG A:MG423 1.2 16.4 0.3 OD1 A:ASP78 2.4 32.4 1.0 OD1 C:ASP78 2.4 32.4 1.0 OD2 C:ASP78 2.6 33.8 1.0 CG C:ASP78 2.8 30.5 1.0 OD1 B:ASP78 3.0 32.4 1.0 OD2 A:ASP78 3.1 33.8 1.0 CG A:ASP78 3.1 30.5 1.0 OD2 B:ASP78 3.7 33.8 1.0 CG B:ASP78 3.7 30.5 1.0 CB C:ASP78 4.3 27.5 1.0 CB A:ASP78 4.6 27.5 1.0 O A:THR77 5.0 23.3 1.0

Magnesium binding site 2 out of 3 in the Maltoporin Maltose Complex


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Maltoporin Maltose Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg423 b:16.4 occ:0.33 MG B:MG422 1.2 16.4 0.3 MG A:MG422 1.2 16.4 0.3 OD1 B:ASP78 2.4 32.4 1.0 OD1 A:ASP78 2.4 32.4 1.0 OD2 A:ASP78 2.6 33.8 1.0 CG A:ASP78 2.8 30.5 1.0 OD1 C:ASP78 3.0 32.4 1.0 OD2 B:ASP78 3.1 33.8 1.0 CG B:ASP78 3.1 30.5 1.0 OD2 C:ASP78 3.7 33.8 1.0 CG C:ASP78 3.7 30.5 1.0 CB A:ASP78 4.3 27.5 1.0 CB B:ASP78 4.6 27.5 1.0 O B:THR77 5.0 23.3 1.0

Magnesium binding site 3 out of 3 in the Maltoporin Maltose Complex


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 3 of Maltoporin Maltose Complex within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg422 b:16.4 occ:0.33 MG A:MG423 1.2 16.4 0.3 MG A:MG422 1.2 16.4 0.3 OD1 C:ASP78 2.4 32.4 1.0 OD1 B:ASP78 2.4 32.4 1.0 OD2 B:ASP78 2.6 33.8 1.0 CG B:ASP78 2.8 30.5 1.0 OD1 A:ASP78 3.0 32.4 1.0 OD2 C:ASP78 3.1 33.8 1.0 CG C:ASP78 3.1 30.5 1.0 OD2 A:ASP78 3.7 33.8 1.0 CG A:ASP78 3.7 30.5 1.0 CB B:ASP78 4.3 27.5 1.0 CB C:ASP78 4.6 27.5 1.0 O C:THR77 5.0 23.3 1.0

R.Dutzler, Y.F.Wang, P.J.Rizkallah, J.P.Rosenbusch, T.Schirmer. Crystal Structures of Various Maltooligosaccharides Bound to Maltoporin Reveal A Specific Sugar Translocation Pathway. Structure V. 4 127 1996.
ISSN: ISSN 0969-2126
PubMed: 8805519
DOI: 10.1016/S0969-2126(96)00016-0