Sodium in PDB 7edb: ECOT38I Restriction Endonuclease Complexed with Dna

The structure of ECOT38I Restriction Endonuclease Complexed with Dna, PDB code: 7edb was solved by K.Kita, B.Mikami, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	46.41 / 2.39
Space group	P 64 2 2
Cell size a, b, c (Å), α, β, γ (°)	156.291, 156.291, 173.049, 90, 90, 120
R / Rfree (%)	16.2 / 19.7

The structure of ECOT38I Restriction Endonuclease Complexed with Dna also contains other interesting chemical elements:

Chlorine	(Cl)	2 atoms
Calcium	(Ca)	4 atoms

The binding sites of Sodium atom in the ECOT38I Restriction Endonuclease Complexed with Dna (pdb code 7edb). 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 ECOT38I Restriction Endonuclease Complexed with Dna, PDB code: 7edb:

Sodium binding site 1 out of 1 in the ECOT38I Restriction Endonuclease Complexed with Dna


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of ECOT38I Restriction Endonuclease Complexed with Dna within 5.0Å range: probe atom residue distance (Å) B Occ B:Na402 b:57.1 occ:1.00 O B:HOH560 2.2 66.9 1.0 OE2 B:GLU245 2.4 66.3 1.0 OD1 B:ASP231 2.4 60.2 1.0 O B:HOH509 2.4 71.7 1.0 O B:HOH596 2.5 73.6 1.0 OD2 B:ASP231 2.7 59.2 1.0 O B:VAL219 2.7 77.6 1.0 CG B:ASP231 2.9 57.8 1.0 CD B:GLU245 3.3 60.6 1.0 O B:HOH543 3.6 61.8 1.0 OE1 B:GLU245 3.8 61.4 1.0 C B:VAL219 3.9 80.0 1.0 NZ B:LYS247 4.0 84.1 1.0 CG B:GLU245 4.3 55.7 1.0 CB B:ASP231 4.4 49.4 1.0 CG2 B:VAL219 4.4 67.2 1.0 CE B:LYS247 4.5 74.8 1.0 O B:VAL246 4.5 57.9 1.0 CA B:VAL219 4.6 73.6 1.0 N B:ASN220 4.9 82.7 1.0

K.Kita, B.Mikami. Structural Analysis of ECOT38I Restriction Endonuclease To Be Published.