Potassium in PDB 3crk: Crystal Structure of the PDHK2-L2 Complex.

All present enzymatic activity of Crystal Structure of the PDHK2-L2 Complex.:
2.3.1.12; 2.7.11.2;

The structure of Crystal Structure of the PDHK2-L2 Complex., PDB code: 3crk was solved by T.J.Green, K.M.Popov, M.Luo, A.Grigorian, A.Klyuyeva, A.Tuganova, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 2.30
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	71.380, 120.679, 71.466, 90.00, 96.03, 90.00
R / Rfree (%)	20.8 / 25.1

The binding sites of Potassium atom in the Crystal Structure of the PDHK2-L2 Complex. (pdb code 3crk). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Crystal Structure of the PDHK2-L2 Complex., PDB code: 3crk:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Crystal Structure of the PDHK2-L2 Complex.


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 the PDHK2-L2 Complex. within 5.0Å range: probe atom residue distance (Å) B Occ A:K3001 b:75.6 occ:1.00 O A:TYR374 2.5 47.2 1.0 O A:HOH3098 2.6 63.8 1.0 O A:SER24 2.8 43.7 1.0 O A:PHE26 3.1 44.8 1.0 OD1 A:ASN63 3.1 39.3 1.0 C A:TYR374 3.6 47.3 1.0 C A:PHE26 3.7 44.6 1.0 C A:LYS25 3.9 44.3 1.0 O A:LYS25 3.9 44.1 1.0 C A:SER24 4.0 43.8 1.0 N A:TYR374 4.1 47.2 1.0 CG A:ASN63 4.1 41.5 1.0 N A:PHE26 4.1 44.4 1.0 N A:SER27 4.2 44.5 1.0 CA A:LYS25 4.3 44.3 1.0 ND2 A:ASN63 4.3 41.1 1.0 CA A:TYR374 4.3 47.2 1.0 CA A:SER27 4.4 44.4 1.0 CA A:PHE26 4.5 44.4 1.0 CG1 A:VAL373 4.6 48.6 1.0 CB A:VAL373 4.6 47.5 1.0 N A:LYS25 4.6 44.0 1.0 N A:ASN375 4.6 47.7 1.0 CB A:TYR374 4.7 47.1 1.0 CA A:ASN375 4.9 48.0 1.0 C A:VAL373 4.9 47.3 1.0 CB A:ASN375 4.9 48.0 1.0

Potassium binding site 2 out of 2 in the Crystal Structure of the PDHK2-L2 Complex.


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 the PDHK2-L2 Complex. within 5.0Å range: probe atom residue distance (Å) B Occ B:K3002 b:67.7 occ:1.00 O B:TYR374 2.5 43.7 1.0 O B:SER24 2.6 42.5 1.0 O D:HOH259 2.8 70.1 1.0 O B:PHE26 2.9 42.5 1.0 OD1 B:ASN63 2.9 35.5 1.0 C B:TYR374 3.6 43.8 1.0 C B:PHE26 3.6 42.5 1.0 C B:SER24 3.7 42.5 1.0 CG2 B:VAL373 3.7 43.0 1.0 O B:LYS25 3.8 42.8 1.0 CG B:ASN63 3.8 35.7 1.0 C B:LYS25 3.8 43.0 1.0 ND2 B:ASN63 4.0 33.5 1.0 N B:PHE26 4.1 42.8 1.0 N B:TYR374 4.2 43.3 1.0 CA B:LYS25 4.3 43.0 1.0 N B:SER27 4.3 42.3 1.0 CA B:TYR374 4.3 43.7 1.0 N B:LYS25 4.4 42.9 1.0 CA B:SER27 4.4 42.4 1.0 CA B:PHE26 4.5 42.5 1.0 CB B:TYR374 4.6 43.7 1.0 CA B:SER24 4.7 42.3 1.0 N B:ASN375 4.7 44.1 1.0 CB B:ASN375 4.9 44.6 1.0 CA B:ASN375 4.9 44.5 1.0 C B:VAL373 5.0 43.2 1.0 CD2 B:TYR374 5.0 44.5 1.0

T.Green, A.Grigorian, A.Klyuyeva, A.Tuganova, M.Luo, K.M.Popov. Structural and Functional Insights Into the Molecular Mechanisms Responsible For the Regulation of Pyruvate Dehydrogenase Kinase 2. J.Biol.Chem. V. 283 15789 2008.
ISSN: ISSN 0021-9258
PubMed: 18387944
DOI: 10.1074/JBC.M800311200