Potassium in PDB 2ix4: Arabidopsis Thaliana Mitochondrial Beta-Ketoacyl Acp Synthase Hexanoic Acid Complex

All present enzymatic activity of Arabidopsis Thaliana Mitochondrial Beta-Ketoacyl Acp Synthase Hexanoic Acid Complex:
2.3.1.41;

The structure of Arabidopsis Thaliana Mitochondrial Beta-Ketoacyl Acp Synthase Hexanoic Acid Complex, PDB code: 2ix4 was solved by C.E.Christensen, B.B.Kragelund, P.Von Wettstein-Knowles, A.Henriksen, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	71.07 / 1.95
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	72.109, 92.942, 74.217, 90.00, 106.59, 90.00
R / Rfree (%)	19.5 / 22.4

The binding sites of Potassium atom in the Arabidopsis Thaliana Mitochondrial Beta-Ketoacyl Acp Synthase Hexanoic Acid Complex (pdb code 2ix4). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Arabidopsis Thaliana Mitochondrial Beta-Ketoacyl Acp Synthase Hexanoic Acid Complex, PDB code: 2ix4:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Arabidopsis Thaliana Mitochondrial Beta-Ketoacyl Acp Synthase Hexanoic Acid Complex


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Arabidopsis Thaliana Mitochondrial Beta-Ketoacyl Acp Synthase Hexanoic Acid Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:K1463 b:18.2 occ:1.00 O A:ASN445 2.6 22.3 1.0 OE1 A:GLU398 2.7 21.2 1.0 OD1 A:ASN348 2.9 21.9 1.0 O A:ASN348 2.9 21.3 1.0 OG A:SER444 3.0 23.1 1.0 O A:ALA349 3.3 21.9 1.0 N A:ASN445 3.6 22.2 1.0 C A:ALA349 3.6 21.7 1.0 C A:ASN445 3.7 22.3 1.0 CB A:GLU398 3.7 21.2 1.0 C A:ASN348 3.7 21.2 1.0 CD A:GLU398 3.8 22.4 1.0 CG A:ASN348 3.9 21.5 1.0 N A:HIS350 4.0 21.6 1.0 O A:HOH2209 4.0 25.6 1.0 O A:HOH2208 4.1 12.3 1.0 CA A:HIS350 4.1 21.5 1.0 C A:SER444 4.1 22.4 1.0 CB A:SER444 4.1 22.7 1.0 CA A:ASN445 4.2 22.1 1.0 CG A:GLU398 4.2 21.3 1.0 CA A:SER444 4.2 22.6 1.0 CB A:ASN348 4.2 21.3 1.0 N A:ALA349 4.4 21.4 1.0 O A:HOH2229 4.4 22.8 1.0 OG A:SER446 4.5 22.5 1.0 CA A:ALA349 4.5 21.4 1.0 CA A:ASN348 4.6 21.2 1.0 N A:SER446 4.8 22.2 1.0 OE2 A:GLU398 4.8 23.6 1.0 CB A:ASN445 4.8 21.9 1.0 CB A:HIS350 4.8 21.5 1.0 NZ A:LYS384 4.9 23.3 1.0 O A:SER444 5.0 22.4 1.0

Potassium binding site 2 out of 2 in the Arabidopsis Thaliana Mitochondrial Beta-Ketoacyl Acp Synthase Hexanoic Acid Complex


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Arabidopsis Thaliana Mitochondrial Beta-Ketoacyl Acp Synthase Hexanoic Acid Complex within 5.0Å range: probe atom residue distance (Å) B Occ B:K1463 b:16.8 occ:1.00 O B:ASN445 2.6 22.4 1.0 OE1 B:GLU398 2.7 22.9 1.0 OD1 B:ASN348 2.9 22.7 1.0 O B:ASN348 2.9 20.2 1.0 OG B:SER444 2.9 22.8 1.0 O B:ALA349 3.3 21.0 1.0 N B:ASN445 3.6 22.2 1.0 C B:ASN445 3.7 22.4 1.0 C B:ALA349 3.7 21.0 1.0 CB B:GLU398 3.7 21.2 1.0 CD B:GLU398 3.7 23.1 1.0 C B:ASN348 3.8 20.4 1.0 O B:HOH2182 3.9 24.8 1.0 CG B:ASN348 3.9 21.1 1.0 N B:HIS350 4.0 21.2 1.0 CA B:HIS350 4.0 21.4 1.0 CB B:SER444 4.1 22.7 1.0 O B:HOH2181 4.1 13.9 1.0 C B:SER444 4.1 22.3 1.0 CA B:ASN445 4.2 22.3 1.0 CG B:GLU398 4.2 21.8 1.0 CB B:ASN348 4.2 20.5 1.0 CA B:SER444 4.3 22.6 1.0 O B:HOH2207 4.3 16.9 1.0 OG B:SER446 4.5 23.3 1.0 N B:ALA349 4.5 20.7 1.0 CA B:ALA349 4.5 20.7 1.0 CA B:ASN348 4.6 20.4 1.0 CB B:HIS350 4.7 21.5 1.0 OE2 B:GLU398 4.8 23.9 1.0 N B:SER446 4.8 22.4 1.0 CB B:ASN445 4.8 22.3 1.0 NZ B:LYS384 4.9 22.2 1.0

C.E.Christensen, B.B.Kragelund, P.Von Wettstein-Knowles, A.Henriksen. Structure of the Human Beta-Ketoacyl [Acp] Synthase From the Mitochondrial Type II Fatty Acid Synthase. Protein Sci. V. 16 261 2007.
ISSN: ISSN 0961-8368
PubMed: 17242430
DOI: 10.1110/PS.062473707