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Rubidium in PDB 1jvm: Kcsa Potassium Channel with Tba (Tetrabutylammonium) and Rubidium

Protein crystallography data

The structure of Kcsa Potassium Channel with Tba (Tetrabutylammonium) and Rubidium, PDB code: 1jvm was solved by J.H.Morais-Cabral, Y.Zhou, R.Mackinnon, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 30.00 / 2.80
Space group C 1 2 1
Cell size a, b, c (Å), α, β, γ (°) 129.800, 69.400, 112.700, 90.00, 125.60, 90.00
R / Rfree (%) 28.1 / 30.2

Rubidium Binding Sites:

The binding sites of Rubidium atom in the Kcsa Potassium Channel with Tba (Tetrabutylammonium) and Rubidium (pdb code 1jvm). This binding sites where shown within 5.0 Angstroms radius around Rubidium atom.
In total 3 binding sites of Rubidium where determined in the Kcsa Potassium Channel with Tba (Tetrabutylammonium) and Rubidium, PDB code: 1jvm:
Jump to Rubidium binding site number: 1; 2; 3;

Rubidium binding site 1 out of 3 in 1jvm

Go back to Rubidium Binding Sites List in 1jvm
Rubidium binding site 1 out of 3 in the Kcsa Potassium Channel with Tba (Tetrabutylammonium) and Rubidium


Mono view


Stereo pair view

A full contact list of Rubidium with other atoms in the Rb binding site number 1 of Kcsa Potassium Channel with Tba (Tetrabutylammonium) and Rubidium within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Rb126

b:69.5
occ:1.00
O D:HOH806 2.7 39.5 1.0
O C:GLY77 2.9 59.7 1.0
O A:GLY77 2.9 67.7 1.0
O D:GLY77 3.0 64.3 1.0
O B:GLY77 3.0 66.9 1.0
O B:TYR78 3.3 63.5 1.0
O C:TYR78 3.3 62.5 1.0
O D:TYR78 3.3 70.7 1.0
O A:TYR78 3.4 72.6 1.0
C B:TYR78 3.6 65.0 1.0
C C:TYR78 3.6 64.7 1.0
C D:TYR78 3.6 69.5 1.0
C A:TYR78 3.6 70.7 1.0
C C:GLY77 3.9 59.0 1.0
C B:GLY77 4.0 61.2 1.0
C A:GLY77 4.0 64.9 1.0
C D:GLY77 4.0 61.2 1.0
CA B:TYR78 4.0 66.5 1.0
CA C:TYR78 4.1 64.7 1.0
CA D:TYR78 4.1 67.7 1.0
CA A:TYR78 4.1 70.0 1.0
N C:GLY79 4.2 69.4 1.0
N D:GLY79 4.2 72.0 1.0
N B:GLY79 4.2 66.7 1.0
N A:GLY79 4.2 72.2 1.0
N C:TYR78 4.5 61.2 1.0
N B:TYR78 4.5 61.5 1.0
CA D:GLY79 4.5 70.3 1.0
N D:TYR78 4.5 61.2 1.0
N A:TYR78 4.5 65.1 1.0
CA C:GLY79 4.5 65.1 1.0
CA B:GLY79 4.5 66.5 1.0
CA A:GLY79 4.5 70.3 1.0

Rubidium binding site 2 out of 3 in 1jvm

Go back to Rubidium Binding Sites List in 1jvm
Rubidium binding site 2 out of 3 in the Kcsa Potassium Channel with Tba (Tetrabutylammonium) and Rubidium


Mono view


Stereo pair view

A full contact list of Rubidium with other atoms in the Rb binding site number 2 of Kcsa Potassium Channel with Tba (Tetrabutylammonium) and Rubidium within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Rb127

b:80.9
occ:1.00
O D:HOH806 2.7 39.5 1.0
O A:THR75 2.9 89.2 1.0
O A:VAL76 3.0 65.8 1.0
O D:VAL76 3.0 62.7 1.0
O B:THR75 3.0 83.2 1.0
O D:THR75 3.0 80.9 1.0
O C:THR75 3.0 89.9 1.0
O B:VAL76 3.1 60.3 1.0
O C:VAL76 3.1 62.3 1.0
C A:VAL76 3.4 65.7 1.0
C D:VAL76 3.5 64.6 1.0
C B:VAL76 3.5 61.3 1.0
C C:VAL76 3.6 63.7 1.0
RB A:RB128 3.6 99.7 1.0
C A:THR75 4.0 83.2 1.0
N A:GLY77 4.0 63.9 1.0
CA A:VAL76 4.0 68.3 1.0
C B:THR75 4.1 79.3 1.0
N D:GLY77 4.1 63.4 1.0
CA D:VAL76 4.1 65.1 1.0
N B:GLY77 4.1 58.0 1.0
C D:THR75 4.1 78.4 1.0
C C:THR75 4.2 81.9 1.0
CA B:VAL76 4.2 64.5 1.0
CA C:VAL76 4.2 65.3 1.0
N C:GLY77 4.2 59.4 1.0
CA A:GLY77 4.3 64.4 1.0
CA B:GLY77 4.4 57.7 1.0
CA D:GLY77 4.4 61.1 1.0
CA C:GLY77 4.5 55.8 1.0
N A:VAL76 4.5 77.8 1.0
N D:VAL76 4.6 72.6 1.0
N B:VAL76 4.6 72.9 1.0
C A:GLY77 4.7 64.9 1.0
N C:VAL76 4.7 74.1 1.0
C B:GLY77 4.7 61.2 1.0
C D:GLY77 4.7 61.2 1.0
O A:GLY77 4.8 67.7 1.0
O B:GLY77 4.8 66.9 1.0
O D:GLY77 4.8 64.3 1.0
C C:GLY77 4.9 59.0 1.0
O C:GLY77 4.9 59.7 1.0

Rubidium binding site 3 out of 3 in 1jvm

Go back to Rubidium Binding Sites List in 1jvm
Rubidium binding site 3 out of 3 in the Kcsa Potassium Channel with Tba (Tetrabutylammonium) and Rubidium


Mono view


Stereo pair view

A full contact list of Rubidium with other atoms in the Rb binding site number 3 of Kcsa Potassium Channel with Tba (Tetrabutylammonium) and Rubidium within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Rb128

b:99.7
occ:1.00
O B:THR75 3.0 83.2 1.0
OG1 C:THR75 3.0 69.2 1.0
OG1 B:THR75 3.0 74.0 1.0
OG1 A:THR75 3.0 80.9 1.0
O C:THR75 3.0 89.9 1.0
O A:THR75 3.0 89.2 1.0
O D:THR75 3.0 80.9 1.0
OG1 D:THR75 3.1 73.0 1.0
RB A:RB127 3.6 80.9 1.0
CB B:THR75 3.7 75.3 1.0
CB C:THR75 3.8 73.2 1.0
CB A:THR75 3.8 79.0 1.0
C B:THR75 3.8 79.3 1.0
CB D:THR75 3.8 73.1 1.0
C C:THR75 3.9 81.9 1.0
C A:THR75 3.9 83.2 1.0
C D:THR75 3.9 78.4 1.0
CA B:THR75 4.5 80.0 1.0
CA C:THR75 4.5 80.2 1.0
CA A:THR75 4.5 82.5 1.0
CA D:THR75 4.6 79.1 1.0
N B:VAL76 4.7 72.9 1.0
N A:VAL76 4.7 77.8 1.0
N C:VAL76 4.7 74.1 1.0
O B:THR74 4.7 83.9 1.0
O A:THR74 4.7 83.4 1.0
O C:THR74 4.8 85.9 1.0
N D:VAL76 4.8 72.6 1.0
C21 A:TBA129 4.8 83.7 1.0
O D:THR74 4.8 87.0 1.0
CA B:VAL76 4.9 64.5 1.0
CA A:VAL76 4.9 68.3 1.0
CA C:VAL76 5.0 65.3 1.0
CA D:VAL76 5.0 65.1 1.0

Reference:

J.H.Morais-Cabral, Y.Zhou, R.Mackinnon. Energetic Optimization of Ion Conduction Rate By the K+ Selectivity Filter. Nature V. 414 37 2001.
ISSN: ISSN 0028-0836
PubMed: 11689935
DOI: 10.1038/35102000
Page generated: Wed Dec 16 02:06:36 2020

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