Sodium in PDB 7kk9: Fluoride Channel Fluc-EC2 Mutant S81A/T82A with Bromide

Protein crystallography data

The structure of Fluoride Channel Fluc-EC2 Mutant S81A/T82A with Bromide, PDB code: 7kk9 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) 41.92 / 3.10
Space group P 41
Cell size a, b, c (Å), α, β, γ (°) 87.46, 87.46, 147.36, 90, 90, 90
R / Rfree (%) 23 / 25.2

Other elements in 7kk9:

The structure of Fluoride Channel Fluc-EC2 Mutant S81A/T82A with Bromide also contains other interesting chemical elements:

Bromine (Br) 2 atoms

Sodium Binding Sites:

The binding sites of Sodium atom in the Fluoride Channel Fluc-EC2 Mutant S81A/T82A with Bromide (pdb code 7kk9). 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/T82A with Bromide, PDB code: 7kk9:

Sodium binding site 1 out of 1 in 7kk9

Go back to Sodium Binding Sites List in 7kk9
Sodium binding site 1 out of 1 in the Fluoride Channel Fluc-EC2 Mutant S81A/T82A 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/T82A with Bromide within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Na202

b:62.5
occ:1.00
O A:GLY75 2.2 78.6 1.0
O B:GLY75 2.2 77.1 1.0
O B:SER78 2.3 61.5 1.0
O A:SER78 2.5 65.0 1.0
O A:GLY76 3.3 82.8 1.0
C A:GLY75 3.3 75.7 1.0
C B:GLY75 3.4 72.4 1.0
C B:SER78 3.5 64.0 1.0
CA A:GLY76 3.6 70.3 1.0
C A:SER78 3.6 67.5 1.0
C A:GLY76 3.6 71.3 1.0
CA B:GLY76 3.7 69.7 1.0
O B:GLY76 3.9 64.8 1.0
N A:GLY76 3.9 78.2 1.0
C B:GLY76 4.0 62.2 1.0
N B:GLY76 4.0 74.1 1.0
CA A:THR79 4.3 64.3 1.0
CA B:THR79 4.3 68.6 1.0
N B:THR79 4.4 66.5 1.0
N A:THR79 4.4 68.6 1.0
N B:SER78 4.4 63.8 1.0
NE A:ARG19 4.4 70.6 1.0
NH2 A:ARG19 4.4 69.2 1.0
OG B:SER78 4.5 68.9 1.0
N A:SER78 4.5 67.7 1.0
CA B:SER78 4.5 65.8 1.0
CA A:GLY75 4.6 77.7 1.0
CA B:GLY75 4.6 74.2 1.0
OG A:SER78 4.6 62.9 1.0
CA A:SER78 4.6 65.3 1.0
N A:LEU77 4.6 66.5 1.0
NH2 B:ARG19 4.7 67.9 1.0
CB A:THR79 4.7 69.2 1.0
CZ A:ARG19 4.7 73.0 1.0
CB B:THR79 4.8 69.5 1.0
NE B:ARG19 4.9 68.4 1.0
N B:LEU77 4.9 64.8 1.0
C A:LEU77 4.9 67.2 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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