Sodium in PDB 7kka: Fluoride Channel Fluc-EC2 Mutant S81A with Bromide

Protein crystallography data

The structure of Fluoride Channel Fluc-EC2 Mutant S81A with Bromide, PDB code: 7kka was solved by B.C.Mcilwain, R.B.Stockbridge, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 39.08 / 2.50
Space group P 41
Cell size a, b, c (Å), α, β, γ (°) 87.391, 87.391, 141.91, 90, 90, 90
R / Rfree (%) 24 / 25.2

Other elements in 7kka:

The structure of Fluoride Channel Fluc-EC2 Mutant S81A with Bromide also contains other interesting chemical elements:

Bromine (Br) 2 atoms
Fluorine (F) 2 atoms

Sodium Binding Sites:

The binding sites of Sodium atom in the Fluoride Channel Fluc-EC2 Mutant S81A with Bromide (pdb code 7kka). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total only one binding site of Sodium was determined in the Fluoride Channel Fluc-EC2 Mutant S81A with Bromide, PDB code: 7kka:

Sodium binding site 1 out of 1 in 7kka

Go back to Sodium Binding Sites List in 7kka
Sodium binding site 1 out of 1 in the Fluoride Channel Fluc-EC2 Mutant S81A with Bromide


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Fluoride Channel Fluc-EC2 Mutant S81A with Bromide within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Na201

b:54.1
occ:1.00
O B:SER78 2.3 56.3 1.0
O A:SER78 2.3 47.8 1.0
O A:GLY75 2.3 68.5 1.0
O B:GLY75 2.3 67.0 1.0
C B:SER78 3.2 56.0 1.0
C A:SER78 3.3 54.6 1.0
C A:GLY75 3.5 67.7 1.0
C B:GLY75 3.5 61.4 1.0
CA B:THR79 3.7 57.1 1.0
N B:THR79 3.8 52.2 1.0
CA A:THR79 3.8 53.3 1.0
OG B:SER78 3.9 53.2 1.0
N A:THR79 4.0 47.5 1.0
OG A:SER78 4.2 48.9 1.0
O B:GLY76 4.2 63.0 1.0
CA B:GLY76 4.3 59.1 1.0
C B:GLY76 4.3 57.9 1.0
CA B:SER78 4.3 55.6 1.0
CB B:THR79 4.3 56.7 1.0
O A:GLY76 4.3 67.1 1.0
N B:GLY76 4.4 65.3 1.0
CA A:GLY76 4.4 64.3 1.0
C A:GLY76 4.4 66.3 1.0
N B:SER78 4.4 61.5 1.0
N A:GLY76 4.4 64.4 1.0
CA A:GLY75 4.4 63.2 1.0
CA A:SER78 4.5 57.4 1.0
CA B:GLY75 4.5 58.3 1.0
CB A:THR79 4.5 53.4 1.0
N A:SER78 4.6 58.1 1.0
CB B:SER78 4.7 52.3 1.0
C B:THR79 4.8 54.5 1.0
C B:LEU77 4.9 61.0 1.0
NH2 A:ARG19 4.9 58.9 1.0
N B:LEU77 4.9 55.6 1.0
OG1 B:THR79 4.9 59.2 1.0
CB A:SER78 4.9 53.4 1.0
NE A:ARG19 4.9 58.0 1.0
C A:THR79 4.9 50.6 1.0
NE B:ARG19 4.9 55.0 1.0
N B:PHE80 5.0 48.7 1.0
O B:CYS74 5.0 61.3 1.0
N A:PHE80 5.0 53.4 1.0

Reference:

B.C.Mcilwain, R.Gundepudi, B.B.Koff, R.B.Stockbridge. The Fluoride Permeation Pathway and Anion Recognition in Fluc Family Fluoride Channels. Elife V. 10 2021.
ISSN: ESSN 2050-084X
PubMed: 34250906
DOI: 10.7554/ELIFE.69482
Page generated: Sat Aug 21 17:22:51 2021

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