Potassium in PDB 3pei: Crystal Structure of Cytosol Aminopeptidase From Francisella Tularensis

All present enzymatic activity of Crystal Structure of Cytosol Aminopeptidase From Francisella Tularensis:
3.4.11.1;

The structure of Crystal Structure of Cytosol Aminopeptidase From Francisella Tularensis, PDB code: 3pei was solved by N.Maltseva, Y.Kim, M.Gu, W.F.Anderson, A.Joachimiak, Center For Structuralgenomics Of Infectious Diseases (Csgid), with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 2.70
Space group	P 63 2 2
Cell size a, b, c (Å), α, β, γ (°)	161.483, 161.483, 105.270, 90.00, 90.00, 120.00
R / Rfree (%)	16.5 / 21

The structure of Crystal Structure of Cytosol Aminopeptidase From Francisella Tularensis also contains other interesting chemical elements:

Chlorine

(Cl)

5 atoms

The binding sites of Potassium atom in the Crystal Structure of Cytosol Aminopeptidase From Francisella Tularensis (pdb code 3pei). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 3 binding sites of Potassium where determined in the Crystal Structure of Cytosol Aminopeptidase From Francisella Tularensis, PDB code: 3pei:
Jump to Potassium binding site number: 1; 2; 3;

Potassium binding site 1 out of 3 in the Crystal Structure of Cytosol Aminopeptidase From Francisella Tularensis


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of Cytosol Aminopeptidase From Francisella Tularensis within 5.0Å range: probe atom residue distance (Å) B Occ A:K490 b:48.5 occ:1.00 O A:THR193 2.9 42.5 1.0 O A:TYR196 3.0 43.6 1.0 O A:PHE199 3.0 51.4 1.0 O A:HOH489 3.0 49.6 1.0 O A:HOH499 3.1 48.5 1.0 O A:HOH875 3.3 87.4 1.0 C A:PHE199 3.8 48.9 1.0 C A:TYR196 3.9 43.4 1.0 C A:THR193 4.0 41.3 1.0 O A:HOH874 4.1 79.9 1.0 CB A:PHE199 4.2 42.6 1.0 CA A:ALA197 4.2 48.4 1.0 O A:ALA197 4.3 53.7 1.0 CA A:PHE199 4.3 45.9 1.0 N A:PHE199 4.3 46.1 1.0 C A:ALA197 4.4 50.5 1.0 CA A:SER194 4.4 41.9 1.0 N A:ALA197 4.4 49.0 1.0 O A:SER194 4.6 42.8 1.0 C A:SER194 4.6 43.8 1.0 N A:SER194 4.6 41.1 1.0 N A:TYR196 4.7 37.6 1.0 N A:SER200 4.8 48.2 1.0 CA A:TYR196 4.9 38.0 1.0 CA A:THR193 4.9 40.8 1.0

Potassium binding site 2 out of 3 in the Crystal Structure of Cytosol Aminopeptidase From Francisella Tularensis


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Crystal Structure of Cytosol Aminopeptidase From Francisella Tularensis within 5.0Å range: probe atom residue distance (Å) B Occ A:K495 b:48.2 occ:1.00 O A:HOH828 3.5 79.6 1.0 O A:HOH851 3.7 73.1 1.0 CD A:ARG424 3.9 70.2 0.4 CD1 A:ILE366 3.9 36.8 1.0 O A:HOH766 4.0 70.5 1.0 CG A:ARG424 4.1 62.9 0.4 N A:ALA363 4.1 43.5 1.0 CB A:ARG424 4.2 58.5 0.4 CA A:ALA363 4.2 41.0 1.0 NE A:ARG424 4.3 75.9 0.4 CB A:ARG424 4.5 60.6 0.6 CB A:ALA363 4.5 38.0 1.0 CL A:CL514 4.6 37.4 1.0 O A:HOH767 4.6 66.6 1.0 CZ A:ARG424 4.7 77.5 0.4 NH2 A:ARG424 4.7 76.9 0.4 C A:GLY362 4.7 46.3 1.0 O A:HOH827 4.8 65.1 1.0

Potassium binding site 3 out of 3 in the Crystal Structure of Cytosol Aminopeptidase From Francisella Tularensis


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Crystal Structure of Cytosol Aminopeptidase From Francisella Tularensis within 5.0Å range: probe atom residue distance (Å) B Occ A:K497 b:83.2 occ:1.00 O A:MSE226 3.1 70.6 1.0 O A:GLY221 3.1 65.9 1.0 OE1 A:GLN206 3.2 70.1 1.0 O A:HOH685 3.3 66.8 1.0 O A:SER224 3.3 91.8 1.0 O A:HOH594 3.6 71.4 1.0 O A:HOH684 3.7 61.9 1.0 O A:HOH595 3.7 56.5 1.0 C A:GLY221 3.9 62.0 1.0 CD A:GLN206 3.9 72.9 1.0 NE2 A:GLN206 3.9 75.2 1.0 C A:MSE226 3.9 72.3 1.0 CA A:SER227 4.0 61.7 1.0 C A:SER224 4.0 88.4 1.0 OD1 A:ASN228 4.1 56.0 1.0 N A:SER227 4.3 66.7 1.0 N A:ASN228 4.3 48.2 1.0 O A:HOH855 4.3 79.4 1.0 N A:SER224 4.4 89.5 1.0 CB A:SER224 4.4 87.2 1.0 CA A:SER224 4.4 88.4 1.0 CA A:GLY221 4.4 54.4 1.0 C A:SER227 4.5 54.4 1.0 O A:ARG222 4.5 81.8 1.0 N A:ARG222 4.7 69.8 1.0 O A:TYR225 4.7 85.5 0.5 C A:ARG222 4.8 81.9 1.0 C A:TYR225 4.8 85.3 0.5 C A:TYR225 4.8 85.2 0.5 CA A:ARG222 4.9 79.8 1.0 O A:TYR225 4.9 85.5 0.5 N A:TYR225 4.9 87.1 0.5 N A:TYR225 4.9 87.1 0.5 N A:MSE226 5.0 82.3 1.0

N.Maltseva, Y.Kim, M.Gu, W.F.Anderson, A.Joachimiak, Center For Structural Genomics Of Infectious Diseases(Csgid). Crystal Structure of Cytosol Aminopeptidase From Francisella Tularensis To Be Published.