Magnesium in PDB 4zcm: Crystal Structure of Escherichia Coli Gtpase Bipa/Typa Complexed with Ppgpp

The structure of Crystal Structure of Escherichia Coli Gtpase Bipa/Typa Complexed with Ppgpp, PDB code: 4zcm was solved by H.T.Fan, J.Hahm, S.Diggs, G.Blaha, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	48.47 / 3.31
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	56.821, 160.125, 89.718, 90.00, 98.04, 90.00
R / Rfree (%)	23.3 / 29.1

The structure of Crystal Structure of Escherichia Coli Gtpase Bipa/Typa Complexed with Ppgpp also contains other interesting chemical elements:

Cobalt

(Co)

4 atoms

The binding sites of Magnesium atom in the Crystal Structure of Escherichia Coli Gtpase Bipa/Typa Complexed with Ppgpp (pdb code 4zcm). 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 Escherichia Coli Gtpase Bipa/Typa Complexed with Ppgpp, PDB code: 4zcm:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Crystal Structure of Escherichia Coli Gtpase Bipa/Typa Complexed with Ppgpp


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 Escherichia Coli Gtpase Bipa/Typa Complexed with Ppgpp within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg1004 b:30.8 occ:1.00 OD1 A:ASP15 3.7 97.9 1.0 O3A A:G4P1003 3.8 93.0 1.0 O1D A:G4P1003 3.8 0.5 1.0 O3B A:G4P1003 3.9 94.6 1.0 O3D A:G4P1003 3.9 0.8 1.0 PB A:G4P1003 4.5 79.1 1.0 PD A:G4P1003 4.6 0.2 1.0 CG2 A:VAL14 4.8 73.7 1.0 O5' A:G4P1003 4.9 96.7 1.0 CG A:ASP15 4.9 0.6 1.0

Magnesium binding site 2 out of 2 in the Crystal Structure of Escherichia Coli Gtpase Bipa/Typa Complexed with Ppgpp


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 Escherichia Coli Gtpase Bipa/Typa Complexed with Ppgpp within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg1004 b:63.0 occ:1.00 O3A B:G4P1003 3.8 82.1 1.0 O2D B:G4P1003 3.9 0.5 1.0 O5' B:G4P1003 4.0 0.3 1.0 OD1 B:ASP15 4.0 0.6 1.0 O3D B:G4P1003 4.1 0.5 1.0 PD B:G4P1003 4.5 0.7 1.0 PA B:G4P1003 4.6 74.8 1.0 O1D B:G4P1003 4.9 0.1 1.0

H.Fan, J.Hahm, S.Diggs, J.J.Perry, G.Blaha. Structural and Functional Analysis of Bipa, A Regulator of Virulence in Enteropathogenic Escherichia Coli. J.Biol.Chem. V. 290 20856 2015.
ISSN: ESSN 1083-351X
PubMed: 26163516
DOI: 10.1074/JBC.M115.659136