Sodium in PDB 2x76: The Crystal Structure of PHAZ7 at Atomic (1.2 Angstrom) Resolution Reveals Details of the Active Site and Suggests A Substrate Binding Mode

The structure of The Crystal Structure of PHAZ7 at Atomic (1.2 Angstrom) Resolution Reveals Details of the Active Site and Suggests A Substrate Binding Mode, PDB code: 2x76 was solved by S.Wakadkar, S.Hermawan, D.Jendrossek, A.C.Papageorgiou, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 1.45
Space group	P 21 21 2
Cell size a, b, c (Å), α, β, γ (°)	49.630, 140.580, 56.750, 90.00, 90.00, 90.00
R / Rfree (%)	n/a / 17.8

The structure of The Crystal Structure of PHAZ7 at Atomic (1.2 Angstrom) Resolution Reveals Details of the Active Site and Suggests A Substrate Binding Mode also contains other interesting chemical elements:

Iodine	(I)	8 atoms
Chlorine	(Cl)	6 atoms

The binding sites of Sodium atom in the The Crystal Structure of PHAZ7 at Atomic (1.2 Angstrom) Resolution Reveals Details of the Active Site and Suggests A Substrate Binding Mode (pdb code 2x76). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total 2 binding sites of Sodium where determined in the The Crystal Structure of PHAZ7 at Atomic (1.2 Angstrom) Resolution Reveals Details of the Active Site and Suggests A Substrate Binding Mode, PDB code: 2x76:
Jump to Sodium binding site number: 1; 2;

Sodium binding site 1 out of 2 in the The Crystal Structure of PHAZ7 at Atomic (1.2 Angstrom) Resolution Reveals Details of the Active Site and Suggests A Substrate Binding Mode


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of The Crystal Structure of PHAZ7 at Atomic (1.2 Angstrom) Resolution Reveals Details of the Active Site and Suggests A Substrate Binding Mode within 5.0Å range: probe atom residue distance (Å) B Occ A:Na1356 b:14.2 occ:1.00 O A:HOH2418 1.9 31.6 1.0 OH A:TYR204 3.2 32.0 1.0 CE2 A:PHE251 3.7 23.3 1.0 CD1 A:TYR173 3.8 25.0 1.0 CB A:SER250 3.8 23.7 1.0 CA A:TYR173 3.8 16.6 1.0 OG A:SER250 3.9 25.1 1.0 CD2 A:PHE251 4.0 23.8 1.0 OD2 A:ASP284 4.0 37.3 1.0 OD1 A:ASP284 4.0 35.4 1.0 N A:TYR173 4.1 13.4 1.0 CB A:TYR173 4.1 20.4 1.0 CG A:ASP284 4.1 36.6 1.0 CE2 A:TYR204 4.1 24.5 1.0 CZ A:TYR204 4.1 25.9 1.0 C A:TYR172 4.4 13.5 1.0 CG A:TYR173 4.4 20.8 1.0 O A:TYR172 4.4 17.9 1.0 CB A:TYR172 4.6 14.3 1.0 O A:HOH2285 4.7 17.0 1.0 CE1 A:TYR173 4.8 28.3 1.0 CE1 A:TYR203 4.9 15.7 1.0 CZ A:PHE251 5.0 24.9 1.0 CA A:SER250 5.0 22.9 1.0

Sodium binding site 2 out of 2 in the The Crystal Structure of PHAZ7 at Atomic (1.2 Angstrom) Resolution Reveals Details of the Active Site and Suggests A Substrate Binding Mode


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 2 of The Crystal Structure of PHAZ7 at Atomic (1.2 Angstrom) Resolution Reveals Details of the Active Site and Suggests A Substrate Binding Mode within 5.0Å range: probe atom residue distance (Å) B Occ A:Na1357 b:6.1 occ:1.00 I A:IOD1343 1.9 21.6 1.0 OG A:SER35 3.0 22.9 0.5 CA A:GLY20 3.6 8.7 1.0 N A:GLY20 3.8 8.5 1.0 O A:HOH2087 3.9 28.4 1.0 N A:SER35 4.3 11.2 1.0 CB A:SER35 4.3 15.4 0.5 CB A:SER35 4.4 13.9 0.5 C A:GLY34 4.5 8.9 1.0 CA A:SER35 4.5 13.3 0.5 CA A:SER35 4.6 13.1 0.5 C A:GLY20 4.7 8.0 1.0 O A:GLY34 4.8 11.5 1.0 CA A:GLY34 5.0 9.4 1.0

S.Wakadkar, S.Hermawan, D.Jendrossek, A.C.Papageorgiou. The Structure of PHAZ7 at Atomic (1.2 A) Resolution Reveals Details of the Active Site and Suggests A Substrate-Binding Mode. Acta Crystallogr. Sect. F V. 66 648 2010STRUCT. Biol. Cryst. Commun..
ISSN: ESSN 1744-3091
PubMed: 20516591
DOI: 10.1107/S174430911001434X