Sodium in PDB 1k7x: Crystal Structure of the Beta-SER178PRO Mutant of Tryptophan Synthase

All present enzymatic activity of Crystal Structure of the Beta-SER178PRO Mutant of Tryptophan Synthase:
4.2.1.20;

The structure of Crystal Structure of the Beta-SER178PRO Mutant of Tryptophan Synthase, PDB code: 1k7x was solved by M.Weyand, I.Schlichting, A.Marabotti, A.Mozzarelli, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 1.70
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	184.006, 59.986, 67.537, 90.00, 94.65, 90.00
R / Rfree (%)	18.7 / 23.8

The binding sites of Sodium atom in the Crystal Structure of the Beta-SER178PRO Mutant of Tryptophan Synthase (pdb code 1k7x). 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 Crystal Structure of the Beta-SER178PRO Mutant of Tryptophan Synthase, PDB code: 1k7x:

Sodium binding site 1 out of 1 in the Crystal Structure of the Beta-SER178PRO Mutant of Tryptophan Synthase


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Crystal Structure of the Beta-SER178PRO Mutant of Tryptophan Synthase within 5.0Å range: probe atom residue distance (Å) B Occ B:Na500 b:14.8 occ:1.00 O B:SER308 2.3 12.3 1.0 O B:GLY232 2.3 19.8 1.0 O B:HOH543 2.4 17.6 1.0 O B:HOH565 2.4 19.3 1.0 O B:PHE306 2.5 17.9 1.0 C B:GLY232 3.4 18.5 1.0 C B:SER308 3.6 14.6 1.0 C B:PHE306 3.7 15.5 1.0 CG B:PRO270 3.9 15.3 1.0 CD B:PRO270 4.0 14.5 1.0 N B:SER308 4.0 18.3 1.0 CA B:GLY232 4.0 13.6 1.0 O B:GLY268 4.2 17.3 1.0 CD2 B:PHE306 4.4 18.1 1.0 CA B:SER308 4.4 10.4 1.0 N B:GLY233 4.4 13.5 1.0 O B:VAL231 4.4 13.2 1.0 OG B:SER297 4.5 21.9 1.0 CB B:PHE306 4.5 18.2 1.0 CA B:PHE306 4.5 15.8 1.0 N B:VAL309 4.5 13.0 1.0 CA B:VAL309 4.6 14.2 1.0 CA B:GLY233 4.6 11.2 1.0 C B:PRO307 4.6 19.1 1.0 N B:PHE306 4.6 15.9 1.0 N B:PRO307 4.6 16.7 1.0 O B:LEU304 4.7 21.5 1.0 CB B:VAL309 4.7 13.3 1.0 CA B:PRO307 4.7 17.7 1.0 OE2 B:GLU256 4.8 16.1 1.0 CG B:PHE306 4.9 25.6 1.0 N B:GLY232 4.9 12.7 1.0 C B:VAL231 5.0 13.0 1.0

M.Weyand, I.Schlichting, P.Herde, A.Marabotti, A.Mozzarelli. Crystal Structure of the Beta SER178--> Pro Mutant of Tryptophan Synthase. A "Knock-Out" Allosteric Enzyme. J.Biol.Chem. V. 277 10653 2002.
ISSN: ISSN 0021-9258
PubMed: 11756454
DOI: 10.1074/JBC.M111031200