Magnesium in PDB 5hcn: Gpn-Loop Gtpase NPA3 in Complex with Gmppcp

The structure of Gpn-Loop Gtpase NPA3 in Complex with Gmppcp, PDB code: 5hcn was solved by J.Niesser, F.R.Wagner, D.Kostrewa, W.Muehlbacher, P.Cramer, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	36.76 / 2.20
Space group	P 41 21 2
Cell size a, b, c (Å), α, β, γ (°)	116.240, 116.240, 56.760, 90.00, 90.00, 90.00
R / Rfree (%)	21.4 / 22.7

The binding sites of Magnesium atom in the Gpn-Loop Gtpase NPA3 in Complex with Gmppcp (pdb code 5hcn). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the Gpn-Loop Gtpase NPA3 in Complex with Gmppcp, PDB code: 5hcn:

Magnesium binding site 1 out of 1 in the Gpn-Loop Gtpase NPA3 in Complex with Gmppcp


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Gpn-Loop Gtpase NPA3 in Complex with Gmppcp within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg303 b:0.6 occ:1.00 O A:HOH401 2.0 1.0 1.0 O2B A:GCP302 2.1 0.2 1.0 O2G A:GCP302 2.1 0.0 1.0 O A:HOH404 2.1 0.3 1.0 OG1 A:THR17 2.1 0.4 1.0 O A:HOH402 2.1 0.8 1.0 CB A:THR17 3.1 0.9 1.0 PG A:GCP302 3.3 0.4 1.0 PB A:GCP302 3.3 0.9 1.0 C3B A:GCP302 3.6 0.5 1.0 N A:THR17 3.7 95.7 1.0 CG A:LYS16 4.0 0.2 1.0 CA A:THR17 4.0 99.0 1.0 O3G A:GCP302 4.1 0.2 1.0 O1B A:GCP302 4.1 0.6 1.0 CG2 A:THR17 4.3 94.1 1.0 OD2 A:ASP106 4.4 0.4 1.0 O1A A:GCP302 4.5 0.1 1.0 O3A A:GCP302 4.5 0.8 1.0 O1G A:GCP302 4.5 0.2 1.0 NZ A:LYS16 4.6 0.2 1.0 OD1 A:ASP106 4.7 0.8 1.0 CD A:LYS16 4.7 0.0 1.0 PA A:GCP302 4.7 0.5 1.0 OD2 A:ASP40 4.8 0.0 1.0 O2A A:GCP302 4.8 0.2 1.0 C A:LYS16 4.8 99.6 1.0 CG A:ASP106 5.0 0.7 1.0 CG1 A:VAL43 5.0 0.8 1.0

J.Niesser, F.R.Wagner, D.Kostrewa, W.Muhlbacher, P.Cramer. Structure of Gpn-Loop Gtpase NPA3 and Implications For Rna Polymerase II Assembly. Mol.Cell.Biol. V. 36 820 2015.
ISSN: ESSN 1098-5549
PubMed: 26711263
DOI: 10.1128/MCB.01009-15