Magnesium in PDB 2olj: Abc Protein Artp in Complex with Adp/MG2+

All present enzymatic activity of Abc Protein Artp in Complex with Adp/MG2+:
3.6.3.21;

The structure of Abc Protein Artp in Complex with Adp/MG2+, PDB code: 2olj was solved by P.F.Thaben, V.Eckey, F.Scheffel, W.Saenger, E.Schneider, A.Vahedi-Faridi, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 2.05
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	46.591, 77.339, 69.083, 90.00, 104.84, 90.00
R / Rfree (%)	22.5 / 26.6

The binding sites of Magnesium atom in the Abc Protein Artp in Complex with Adp/MG2+ (pdb code 2olj). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the Abc Protein Artp in Complex with Adp/MG2+, PDB code: 2olj:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Abc Protein Artp in Complex with Adp/MG2+


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Abc Protein Artp in Complex with Adp/MG2+ within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg403 b:20.9 occ:1.00 O A:HOH698 2.0 18.4 1.0 O A:HOH688 2.2 16.7 1.0 OG A:SER41 2.3 16.9 1.0 O A:HOH680 2.3 12.7 1.0 O A:HOH694 2.3 11.7 1.0 O3B A:ADP401 2.4 16.1 1.0 CB A:SER41 3.3 14.1 1.0 PB A:ADP401 3.6 17.0 1.0 O2B A:ADP401 3.6 16.8 1.0 OE2 A:GLU162 3.6 21.9 1.0 OD1 A:ASP161 3.7 12.5 1.0 N A:SER41 4.0 14.8 1.0 O B:HOH423 4.0 24.9 1.0 CA A:SER41 4.2 14.6 1.0 O B:HOH407 4.2 13.6 1.0 OD2 A:ASP161 4.2 16.3 1.0 O2A A:ADP401 4.2 23.6 1.0 O1B A:ADP401 4.4 18.5 1.0 CG A:ASP161 4.4 15.5 1.0 O B:HOH417 4.5 30.4 1.0 O A:HOH510 4.6 15.9 1.0 O A:HOH514 4.6 39.4 1.0 CD A:GLU162 4.6 21.0 1.0 O3A A:ADP401 4.8 23.0 1.0 NZ A:LYS40 4.9 11.9 1.0 CE A:LYS40 4.9 10.9 1.0 CB A:LYS40 5.0 16.4 1.0

Magnesium binding site 2 out of 2 in the Abc Protein Artp in Complex with Adp/MG2+


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Abc Protein Artp in Complex with Adp/MG2+ within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg404 b:31.2 occ:1.00 O B:HOH531 2.2 13.4 1.0 O B:HOH536 2.3 24.1 1.0 O B:HOH537 2.3 33.5 1.0 O3B B:ADP402 2.3 27.6 1.0 OG B:SER41 2.3 26.4 1.0 O B:HOH520 2.4 15.8 1.0 O2B B:ADP402 3.2 27.5 1.0 CB B:SER41 3.3 24.0 1.0 PB B:ADP402 3.3 28.6 1.0 O2A B:ADP402 3.8 28.8 1.0 OE2 B:GLU162 3.8 29.3 1.0 N B:SER41 4.1 22.2 1.0 OD1 B:ASP161 4.2 15.1 1.0 O1B B:ADP402 4.2 27.0 1.0 OD2 A:ASP135 4.2 42.7 1.0 CA B:SER41 4.3 23.6 1.0 O B:HOH420 4.4 32.3 1.0 OD2 B:ASP161 4.4 15.3 1.0 O B:HOH412 4.4 40.7 1.0 O3A B:ADP402 4.5 29.6 1.0 CG B:ASP161 4.7 18.8 1.0 PA B:ADP402 4.8 32.2 1.0 NZ B:LYS40 4.9 17.2 1.0 CD B:GLU162 4.9 27.4 1.0

P.F.Thaben, V.Eckey, F.Scheffel, W.Saenger, E.Schneider, A.Vahedi-Faridi. Crystal Structures of the Atp-Binding Cassette (Abc) Protein Artp From Geobacillus Stearothermophilus Reveal A Stable Dimer in the Post Hydrolysis State and An Asymmetry in the Dimerization Region To Be Published.