Magnesium in PDB 1f6b: Crystal Structure of SAR1-Gdp Complex

The structure of Crystal Structure of SAR1-Gdp Complex, PDB code: 1f6b was solved by M.Huang, I.A.Wilson, W.E.Balch, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	48.27 / 1.70
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	53.368, 61.689, 71.142, 90.00, 107.49, 90.00
R / Rfree (%)	22 / 24

The binding sites of Magnesium atom in the Crystal Structure of SAR1-Gdp Complex (pdb code 1f6b). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the Crystal Structure of SAR1-Gdp Complex, PDB code: 1f6b:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Crystal Structure of SAR1-Gdp Complex


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Crystal Structure of SAR1-Gdp Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg601 b:11.3 occ:1.00 OD2 A:ASP34 2.3 19.2 1.0 O2B A:GDP501 2.4 15.5 1.0 OD2 A:ASP75 2.4 17.9 1.0 O A:HOH602 2.5 24.7 1.0 O A:HOH682 2.5 27.0 1.0 OD1 A:ASP75 2.7 17.0 1.0 O A:HOH625 2.7 23.6 1.0 CG A:ASP75 2.9 17.0 1.0 CG A:ASP34 3.5 18.4 1.0 PB A:GDP501 3.6 14.0 1.0 O1B A:GDP501 3.8 13.9 1.0 CA A:ASP34 4.1 14.9 1.0 O A:PRO59 4.1 28.7 1.0 CB A:ASP34 4.2 16.1 1.0 N A:ASN35 4.2 14.1 1.0 O A:HIS58 4.3 35.3 1.0 O A:HOH717 4.3 39.9 1.0 O3A A:GDP501 4.4 16.3 1.0 OD1 A:ASP34 4.4 21.2 1.0 CB A:ASP75 4.4 17.1 1.0 O A:HOH677 4.5 28.8 1.0 CA A:THR60 4.6 25.4 1.0 O3B A:GDP501 4.6 14.5 1.0 NZ A:LYS38 4.6 13.1 1.0 O A:HOH617 4.7 16.6 1.0 C A:ASP34 4.7 14.4 1.0 C A:PRO59 4.7 29.9 1.0 N A:THR60 5.0 27.2 1.0

Magnesium binding site 2 out of 2 in the Crystal Structure of SAR1-Gdp Complex


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Crystal Structure of SAR1-Gdp Complex within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg602 b:3.1 occ:1.00 OG1 B:THR39 2.2 11.3 1.0 O1B B:GDP502 2.2 10.0 1.0 O B:HOH612 2.3 10.9 1.0 O B:HOH605 2.3 11.1 1.0 O B:HOH607 2.3 10.9 1.0 O B:HOH614 2.3 14.1 1.0 CB B:THR39 3.1 10.6 1.0 PB B:GDP502 3.2 13.3 1.0 O2B B:GDP502 3.3 12.5 1.0 OE1 B:GLU62 4.0 16.0 1.0 CD2 B:HIS58 4.0 22.7 1.0 OE2 B:GLU62 4.1 14.9 1.0 OD1 B:ASP75 4.1 12.4 1.0 N B:THR39 4.1 10.5 1.0 O3A B:GDP502 4.1 14.2 1.0 O B:HOH621 4.1 18.9 1.0 CG2 B:THR39 4.2 11.7 1.0 CA B:THR39 4.2 10.8 1.0 OD2 B:ASP75 4.2 13.9 1.0 O2A B:GDP502 4.2 14.8 1.0 O B:HOH608 4.3 13.2 1.0 CG B:LYS38 4.4 10.4 1.0 O3B B:GDP502 4.4 10.8 1.0 CD B:GLU62 4.4 15.8 1.0 PA B:GDP502 4.4 13.8 1.0 O B:HOH643 4.5 28.1 1.0 CG B:ASP75 4.6 14.0 1.0 O1A B:GDP502 4.8 15.4 1.0 NE2 B:HIS58 4.8 24.3 1.0 O B:HOH647 5.0 25.8 1.0

M.Huang, J.T.Weissman, S.Beraud-Dufour, P.Luan, C.Wang, W.Chen, M.Aridor, I.A.Wilson, W.E.Balch. Crystal Structure of SAR1-Gdp at 1.7 A Resolution and the Role of the NH2 Terminus in Er Export. J.Cell Biol. V. 155 937 2001.
ISSN: ISSN 0021-9525
PubMed: 11739406
DOI: 10.1083/JCB.200106039