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Potassium in PDB 4lp8: A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1

Protein crystallography data

The structure of A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1, PDB code: 4lp8 was solved by L.Zubcevic, V.N.Bavro, J.R.C.Muniz, M.R.Schmidt, S.Wang, R.De Zorzi, C.Venien-Bryan, M.S.P.Sansom, C.G.Nichols, S.J.Tucker, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 24.82 / 2.46
Space group P 4 21 2
Cell size a, b, c (Å), α, β, γ (°) 105.650, 105.650, 89.900, 90.00, 90.00, 90.00
R / Rfree (%) 18 / 24.8

Other elements in 4lp8:

The structure of A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1 also contains other interesting chemical elements:

Chlorine (Cl) 3 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1 (pdb code 4lp8). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 8 binding sites of Potassium where determined in the A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1, PDB code: 4lp8:
Jump to Potassium binding site number: 1; 2; 3; 4; 5; 6; 7; 8;

Potassium binding site 1 out of 8 in 4lp8

Go back to Potassium Binding Sites List in 4lp8
Potassium binding site 1 out of 8 in the A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1 within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K402

b:23.7
occ:0.20
 OG1 A:THR96 2.7 31.4 1.0
O A:THR96 2.9 37.4 1.0
K A:K403 3.5 31.1 0.2
CB A:THR96 3.7 32.7 1.0
C A:THR96 3.8 36.7 1.0
CA A:THR96 4.4 33.1 1.0
O A:ALA95 4.6 38.6 1.0
O A:HOH534 4.8 47.8 1.0
N A:ILE97 4.8 32.0 1.0
CG2 A:THR96 4.9 26.6 1.0

Potassium binding site 2 out of 8 in 4lp8

Go back to Potassium Binding Sites List in 4lp8
Potassium binding site 2 out of 8 in the A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1 within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K403

b:31.1
occ:0.25
 O A:ILE97 2.7 37.4 1.0
O A:THR96 2.7 37.4 1.0
K A:K404 3.3 38.8 0.2
K A:K402 3.5 23.7 0.2
C A:ILE97 3.5 36.2 1.0
C A:THR96 3.8 36.7 1.0
CA A:ILE97 4.0 31.5 1.0
N A:ILE97 4.4 32.0 1.0
N A:GLY98 4.5 31.3 1.0
CA A:GLY98 5.0 31.5 1.0

Potassium binding site 3 out of 8 in 4lp8

Go back to Potassium Binding Sites List in 4lp8
Potassium binding site 3 out of 8 in the A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1 within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K404

b:38.8
occ:0.25
 O A:GLY98 2.6 37.9 1.0
O A:ILE97 2.9 37.4 1.0
K A:K403 3.3 31.1 0.2
C A:GLY98 3.4 37.2 1.0
K A:K405 3.6 28.1 0.2
C A:ILE97 4.0 36.2 1.0
CA A:GLY98 4.0 31.5 1.0
N A:TYR99 4.4 33.0 1.0
N A:GLY98 4.4 31.3 1.0
CA A:TYR99 4.7 31.9 1.0
O A:TYR99 4.8 39.0 1.0
C A:TYR99 5.0 38.8 1.0

Potassium binding site 4 out of 8 in 4lp8

Go back to Potassium Binding Sites List in 4lp8
Potassium binding site 4 out of 8 in the A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1 within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K405

b:28.1
occ:0.20
 O A:TYR99 2.5 39.0 1.0
O A:GLY98 3.2 37.9 1.0
C A:TYR99 3.4 38.8 1.0
K A:K404 3.6 38.8 0.2
K A:K408 3.6 67.8 0.1
CA A:TYR99 4.2 31.9 1.0
N A:GLY100 4.2 36.7 1.0
C A:GLY98 4.3 37.2 1.0
CA A:GLY100 4.3 37.5 1.0
O A:HOH687 4.6 56.1 1.0
N A:TYR99 4.7 33.0 1.0

Potassium binding site 5 out of 8 in 4lp8

Go back to Potassium Binding Sites List in 4lp8
Potassium binding site 5 out of 8 in the A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 5 of A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1 within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K406

b:51.5
occ:0.20
 O A:HOH682 3.3 42.5 1.0
O A:HOH534 3.4 47.8 1.0

Potassium binding site 6 out of 8 in 4lp8

Go back to Potassium Binding Sites List in 4lp8
Potassium binding site 6 out of 8 in the A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 6 of A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1 within 5.0Å range:

Potassium binding site 7 out of 8 in 4lp8

Go back to Potassium Binding Sites List in 4lp8
Potassium binding site 7 out of 8 in the A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 7 of A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1 within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K408

b:67.8
occ:0.15
 O A:HOH687 3.2 56.1 1.0
K A:K405 3.6 28.1 0.2
O A:TYR99 3.8 39.0 1.0
CA A:GLY100 4.6 37.5 1.0
O A:GLY100 4.8 42.5 1.0
C A:TYR99 4.9 38.8 1.0
C A:GLY100 4.9 42.7 1.0

Potassium binding site 8 out of 8 in 4lp8

Go back to Potassium Binding Sites List in 4lp8
Potassium binding site 8 out of 8 in the A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 8 of A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KIRBAC3.1 within 5.0Å range:

Reference:

L.Zubcevic, V.N.Bavro, J.R.Muniz, M.R.Schmidt, S.Wang, R.De Zorzi, C.Venien-Bryan, M.S.Sansom, C.G.Nichols, S.J.Tucker. Control of KIRBAC3.1 Potassium Channel Gating at the Interface Between Cytoplasmic Domains. J.Biol.Chem. V. 289 143 2014.
ISSN: ISSN 0021-9258
PubMed: 24257749
DOI: 10.1074/JBC.M113.501833
Page generated: Mon Aug 12 11:29:30 2024

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