Rubidium in PDB 7pa0: Nak C-Di F92A Mutant with Rb+ and K+

The structure of Nak C-Di F92A Mutant with Rb+ and K+, PDB code: 7pa0 was solved by S.Minniberger, A.J.R.Plested, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	40.44 / 1.95
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	80.874, 87.312, 49.105, 90, 90, 90
R / Rfree (%)	20.3 / 24.8

The structure of Nak C-Di F92A Mutant with Rb+ and K+ also contains other interesting chemical elements:

Potassium

(K)

2 atoms

The binding sites of Rubidium atom in the Nak C-Di F92A Mutant with Rb+ and K+ (pdb code 7pa0). This binding sites where shown within 5.0 Angstroms radius around Rubidium atom.
In total 3 binding sites of Rubidium where determined in the Nak C-Di F92A Mutant with Rb+ and K+, PDB code: 7pa0:
Jump to Rubidium binding site number: 1; 2; 3;

Rubidium binding site 1 out of 3 in the Nak C-Di F92A Mutant with Rb+ and K+


Mono view


Stereo pair view

A full contact list of Rubidium with other atoms in the Rb binding site number 1 of Nak C-Di F92A Mutant with Rb+ and K+ within 5.0Å range: probe atom residue distance (Å) B Occ A:Rb201 b:33.9 occ:0.49 OG1 A:THR63 2.8 25.6 1.0 O B:THR63 2.8 30.8 1.0 HB A:THR63 2.8 33.2 1.0 O A:THR63 2.9 30.7 1.0 HB B:THR63 2.9 39.1 1.0 OG1 B:THR63 3.0 37.2 1.0 CB A:THR63 3.3 27.6 1.0 CB B:THR63 3.4 32.5 1.0 C A:THR63 3.7 34.0 1.0 C B:THR63 3.7 29.6 1.0 RB A:RB202 3.7 31.6 0.5 CA A:THR63 4.1 31.6 1.0 CA B:THR63 4.2 32.4 1.0 HA B:VAL64 4.5 39.6 1.0 HG21 A:THR63 4.5 35.8 1.0 HA A:VAL64 4.5 37.7 1.0 CG2 A:THR63 4.5 29.8 1.0 HA A:THR63 4.6 37.9 1.0 HG21 B:THR63 4.6 42.1 1.0 HA B:THR63 4.6 38.9 1.0 CG2 B:THR63 4.6 35.1 1.0 N B:VAL64 4.7 33.2 1.0 N A:VAL64 4.7 31.2 1.0 O A:THR62 5.0 26.6 1.0

Rubidium binding site 2 out of 3 in the Nak C-Di F92A Mutant with Rb+ and K+


Mono view


Stereo pair view

A full contact list of Rubidium with other atoms in the Rb binding site number 2 of Nak C-Di F92A Mutant with Rb+ and K+ within 5.0Å range: probe atom residue distance (Å) B Occ A:Rb202 b:31.6 occ:0.53 O A:THR63 2.9 30.7 1.0 O B:VAL64 2.9 34.3 1.0 O A:VAL64 2.9 32.1 1.0 O B:THR63 3.0 30.8 1.0 K A:K214 3.1 51.3 0.3 C A:VAL64 3.6 36.0 1.0 C B:VAL64 3.6 32.6 1.0 RB A:RB201 3.7 33.9 0.5 HA3 A:GLY65 3.7 49.0 1.0 HA3 B:GLY65 3.9 44.6 1.0 HA A:VAL64 3.9 37.7 1.0 HA B:VAL64 3.9 39.6 1.0 C A:THR63 4.0 34.0 1.0 C B:THR63 4.1 29.6 1.0 CA A:VAL64 4.2 31.4 1.0 CA B:VAL64 4.3 33.0 1.0 N A:GLY65 4.3 35.5 1.0 N B:GLY65 4.4 33.8 1.0 CA A:GLY65 4.5 40.8 1.0 CA B:GLY65 4.6 37.1 1.0 N A:VAL64 4.6 31.2 1.0 N B:VAL64 4.7 33.2 1.0 HB A:THR63 4.8 33.2 1.0 HB B:THR63 4.9 39.1 1.0 HA2 A:GLY65 4.9 49.0 1.0 H A:GLY65 4.9 42.6 1.0

Rubidium binding site 3 out of 3 in the Nak C-Di F92A Mutant with Rb+ and K+


Mono view


Stereo pair view

A full contact list of Rubidium with other atoms in the Rb binding site number 3 of Nak C-Di F92A Mutant with Rb+ and K+ within 5.0Å range: probe atom residue distance (Å) B Occ B:Rb201 b:76.5 occ:1.00 O B:SER43 2.8 37.3 1.0 O B:LEU48 2.9 35.5 1.0 HB2 B:SER43 3.2 44.5 1.0 HA2 B:GLY47 3.6 44.5 1.0 HA B:SER43 3.7 42.4 1.0 C B:LEU48 3.7 33.0 1.0 C B:SER43 3.8 35.2 1.0 HA B:ARG49 3.9 49.0 1.0 HD3 B:PRO50 4.0 43.1 1.0 C B:GLY47 4.0 41.0 1.0 CB B:SER43 4.0 37.0 1.0 CA B:SER43 4.0 35.3 1.0 N B:LEU48 4.2 35.3 1.0 O B:GLY47 4.2 39.7 1.0 CA B:GLY47 4.3 37.1 1.0 H B:LEU48 4.4 42.4 1.0 N B:ARG49 4.5 41.8 1.0 HB3 B:SER43 4.5 44.5 1.0 CA B:LEU48 4.6 30.6 1.0 CA B:ARG49 4.6 40.8 1.0 O B:HOH314 4.6 60.7 1.0 HA B:THR44 4.8 44.3 1.0 CD B:PRO50 4.9 35.9 1.0 HA3 B:GLY47 4.9 44.5 1.0 N B:THR44 4.9 34.4 1.0

S.Minniberger, S.Abdolvand, S.Braunbeck, H.Sun, A.J.R.Plested. Asymmetry and Ion Selectivity Properties in the Bacterial Channel Nak Mimicking Ionotropic Glutamate Receptors To Be Published.