Potassium in PDB 7rax: Atp-Binding State of the Nucleotide-Binding Domain of HSP70 Dnak Mutant T199A

The structure of Atp-Binding State of the Nucleotide-Binding Domain of HSP70 Dnak Mutant T199A, PDB code: 7rax was solved by W.Wang, W.A.Hendrickson, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	44.18 / 1.41
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	60.806, 48.118, 63.951, 90, 90.3, 90
R / Rfree (%)	16.4 / 18.8

The structure of Atp-Binding State of the Nucleotide-Binding Domain of HSP70 Dnak Mutant T199A also contains other interesting chemical elements:

Sodium	(Na)	1 atom
Magnesium	(Mg)	1 atom

The binding sites of Potassium atom in the Atp-Binding State of the Nucleotide-Binding Domain of HSP70 Dnak Mutant T199A (pdb code 7rax). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the Atp-Binding State of the Nucleotide-Binding Domain of HSP70 Dnak Mutant T199A, PDB code: 7rax:

Potassium binding site 1 out of 1 in the Atp-Binding State of the Nucleotide-Binding Domain of HSP70 Dnak Mutant T199A


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Atp-Binding State of the Nucleotide-Binding Domain of HSP70 Dnak Mutant T199A within 5.0Å range: probe atom residue distance (Å) B Occ A:K404 b:16.2 occ:0.77 O A:HOH663 0.0 12.2 0.2 O A:ASN13 2.8 15.1 1.0 OD2 A:ASP8 2.8 14.1 1.0 O1B A:ATP401 2.9 13.0 1.0 OD1 A:CSD15 3.1 20.2 0.8 O A:HOH676 3.2 31.9 1.0 HB2 A:ASN13 3.3 18.9 1.0 HA3 A:GLY10 3.4 16.4 1.0 O A:HOH596 3.5 14.2 1.0 CG A:ASP8 3.5 15.3 1.0 O1A A:ATP401 3.5 15.7 1.0 O A:HOH543 3.5 24.5 1.0 C A:ASN13 3.6 13.3 1.0 O2B A:ATP401 3.7 12.9 1.0 PB A:ATP401 3.7 14.1 1.0 OD1 A:ASP8 3.8 18.1 1.0 HA A:SER14 3.9 15.0 1.0 H A:ASN13 4.1 16.4 1.0 CB A:ASN13 4.1 15.7 1.0 SG A:CSD15 4.1 20.1 0.8 MG A:MG402 4.2 14.7 1.0 O A:HOH613 4.2 13.1 1.0 SG A:CSD15 4.2 15.3 0.2 PA A:ATP401 4.3 14.4 1.0 HD2 A:CSD15 4.3 25.5 0.8 HB3 A:ASN13 4.3 18.9 1.0 CA A:GLY10 4.3 13.6 1.0 HB3 A:ASP8 4.3 16.4 1.0 O3A A:ATP401 4.4 13.8 1.0 CA A:ASN13 4.4 13.8 1.0 O2A A:ATP401 4.4 14.9 1.0 N A:SER14 4.4 12.8 1.0 O A:HOH659 4.5 14.7 1.0 H A:GLY10 4.5 15.9 1.0 HA2 A:GLY10 4.6 16.4 1.0 CA A:SER14 4.6 12.5 1.0 CB A:ASP8 4.6 13.7 1.0 HD22 A:ASN13 4.7 27.4 1.0 HG1 A:THR35 4.7 44.8 1.0 N A:ASN13 4.7 13.6 1.0 N A:GLY10 4.7 13.2 1.0 OD2 A:CSD15 4.8 21.3 0.8 O A:ASP8 4.9 13.3 1.0 O A:ASP368 4.9 19.2 1.0 OG1 A:THR35 5.0 37.4 1.0

W.Wang, W.A.Hendrickson. Visualization of HSP70-Catalyzed Atp Hydrolysis To Be Published.