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Potassium in PDB 1w54: Stepwise Introduction of A Zinc Binding Site Into Porphobilinogen Synthase From Pseudomonas Aeruginosa (Mutation D139C)

Enzymatic activity of Stepwise Introduction of A Zinc Binding Site Into Porphobilinogen Synthase From Pseudomonas Aeruginosa (Mutation D139C)

All present enzymatic activity of Stepwise Introduction of A Zinc Binding Site Into Porphobilinogen Synthase From Pseudomonas Aeruginosa (Mutation D139C):
4.2.1.24;

Protein crystallography data

The structure of Stepwise Introduction of A Zinc Binding Site Into Porphobilinogen Synthase From Pseudomonas Aeruginosa (Mutation D139C), PDB code: 1w54 was solved by F.Frere, H.Reents, W.-D.Schubert, D.W.Heinz, D.Jahn, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 87.71 / 2.20
Space group P 4 21 2
Cell size a, b, c (Å), α, β, γ (°) 125.231, 125.232, 86.030, 90.00, 90.00, 90.00
R / Rfree (%) 15.4 / 21.7

Other elements in 1w54:

The structure of Stepwise Introduction of A Zinc Binding Site Into Porphobilinogen Synthase From Pseudomonas Aeruginosa (Mutation D139C) also contains other interesting chemical elements:

Magnesium (Mg) 2 atoms
Zinc (Zn) 2 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Stepwise Introduction of A Zinc Binding Site Into Porphobilinogen Synthase From Pseudomonas Aeruginosa (Mutation D139C) (pdb code 1w54). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Stepwise Introduction of A Zinc Binding Site Into Porphobilinogen Synthase From Pseudomonas Aeruginosa (Mutation D139C), PDB code: 1w54:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in 1w54

Go back to Potassium Binding Sites List in 1w54
Potassium binding site 1 out of 2 in the Stepwise Introduction of A Zinc Binding Site Into Porphobilinogen Synthase From Pseudomonas Aeruginosa (Mutation D139C)


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Stepwise Introduction of A Zinc Binding Site Into Porphobilinogen Synthase From Pseudomonas Aeruginosa (Mutation D139C) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1338

b:50.5
occ:1.00
OD1 A:ASP37 2.2 21.7 1.0
O A:ASP319 2.3 28.4 1.0
C A:ASP319 3.4 27.3 1.0
CG A:ASP37 3.4 22.7 1.0
CA A:ASP319 3.9 19.1 1.0
CA A:ASP37 4.0 19.9 1.0
O A:HOH2017 4.0 29.1 1.0
O A:ASP36 4.1 25.8 1.0
CB A:ASP37 4.2 19.8 1.0
N A:ASP37 4.3 23.2 1.0
OD2 A:ASP37 4.3 20.5 1.0
CB A:ASP319 4.3 17.2 1.0
C A:ASP36 4.4 26.2 1.0
CE A:LYS314 4.5 30.2 1.0
N A:GLY320 4.5 24.8 1.0
NZ A:LYS314 4.7 26.3 1.0
CB A:ASP36 4.8 23.3 1.0
CA A:GLY320 4.9 22.4 1.0
OD1 A:ASP319 5.0 21.5 1.0

Potassium binding site 2 out of 2 in 1w54

Go back to Potassium Binding Sites List in 1w54
Potassium binding site 2 out of 2 in the Stepwise Introduction of A Zinc Binding Site Into Porphobilinogen Synthase From Pseudomonas Aeruginosa (Mutation D139C)


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Stepwise Introduction of A Zinc Binding Site Into Porphobilinogen Synthase From Pseudomonas Aeruginosa (Mutation D139C) within 5.0Å range:
probe atom residue distance (Å) B Occ
B:K1338

b:42.6
occ:0.70
O B:ASP319 2.4 26.5 1.0
OD1 B:ASP37 2.5 25.9 1.0
C B:ASP319 3.4 23.4 1.0
CG B:ASP37 3.6 19.4 1.0
CA B:ASP319 3.8 27.4 1.0
O B:ASP36 3.9 30.2 1.0
CA B:ASP37 4.1 19.9 1.0
O B:HOH2039 4.1 15.3 0.3
CB B:ASP37 4.3 24.1 1.0
CB B:ASP319 4.3 22.3 1.0
O B:HOH2037 4.3 24.4 0.7
C B:ASP36 4.4 23.7 1.0
N B:ASP37 4.5 21.3 1.0
N B:GLY320 4.5 27.4 1.0
NZ B:LYS314 4.6 30.9 1.0
OD2 B:ASP37 4.6 23.1 1.0
CA B:GLY320 4.9 28.7 1.0
CE B:LYS314 4.9 34.8 1.0
OD1 B:ASP319 4.9 25.1 1.0
CB B:ASP36 5.0 31.6 1.0

Reference:

F.Frere, H.Reents, W.-D.Schubert, D.W.Heinz, D.Jahn. Tracking the Evolution of Porphobilinogen Synthase Metal Dependence in Vitro J.Mol.Biol. V. 345 1059 2005.
ISSN: ISSN 0022-2836
PubMed: 15644204
DOI: 10.1016/J.JMB.2004.10.053
Page generated: Sun Dec 13 23:04:37 2020

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