Sodium in PDB 4nzd: Interleukin 21 Receptor

The structure of Interleukin 21 Receptor, PDB code: 4nzd was solved by O.T.Hamming, L.Kang, P.Siupka, H.H.Gad, R.Hartmann, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	29.78 / 2.75
Space group	I 2 2 2
Cell size a, b, c (Å), α, β, γ (°)	114.330, 125.260, 178.270, 90.00, 90.00, 90.00
R / Rfree (%)	23.9 / 27.5

The structure of Interleukin 21 Receptor also contains other interesting chemical elements:

Chlorine

(Cl)

11 atoms

The binding sites of Sodium atom in the Interleukin 21 Receptor (pdb code 4nzd). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total 5 binding sites of Sodium where determined in the Interleukin 21 Receptor, PDB code: 4nzd:
Jump to Sodium binding site number: 1; 2; 3; 4; 5;

Sodium binding site 1 out of 5 in the Interleukin 21 Receptor


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Interleukin 21 Receptor within 5.0Å range: probe atom residue distance (Å) B Occ A:Na307 b:55.6 occ:1.00 OH A:TYR137 3.2 51.3 1.0 OD1 A:ASP160 3.2 66.1 1.0 OD2 A:ASP160 3.7 48.3 1.0 CB A:TYR123 3.8 40.9 1.0 CG A:ASP160 3.8 50.4 1.0 CD2 A:LEU135 4.2 27.2 1.0 O A:HOH406 4.2 46.6 1.0 CG A:TYR123 4.5 37.3 1.0 OG A:SER121 4.5 35.1 1.0 CZ A:TYR137 4.5 41.0 1.0 O A:TYR123 4.7 39.0 1.0 CD A:LYS132 4.8 40.3 1.0 CD2 A:TYR123 4.8 39.5 1.0 O A:HOH425 4.8 33.4 1.0 CB A:LEU135 4.9 23.0 1.0 O A:LEU131 4.9 29.8 1.0 CA A:LYS132 4.9 31.1 1.0 CA A:TYR123 5.0 39.5 1.0

Sodium binding site 2 out of 5 in the Interleukin 21 Receptor


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 2 of Interleukin 21 Receptor within 5.0Å range: probe atom residue distance (Å) B Occ A:Na308 b:50.6 occ:1.00 O A:GLY193 4.0 38.5 1.0 O2 A:MAN301 4.3 47.1 1.0 C3 A:MAN301 4.4 47.6 1.0 C2 A:MAN301 4.6 49.8 1.0 O3 A:MAN301 4.8 39.3 1.0 O3 A:BMA305 5.0 83.2 1.0

Sodium binding site 3 out of 5 in the Interleukin 21 Receptor


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 3 of Interleukin 21 Receptor within 5.0Å range: probe atom residue distance (Å) B Occ A:Na309 b:40.2 occ:1.00 CZ2 A:TRP195 4.1 54.2 1.0 CD2 A:LEU156 4.2 15.8 1.0 NE1 A:TRP195 4.3 39.7 1.0 NE2 A:GLN136 4.6 35.5 1.0 CD1 A:LEU156 4.6 25.7 1.0 CE2 A:TRP195 4.6 34.9 1.0 O A:HOH415 4.6 29.2 1.0 OE2 A:GLU138 5.0 38.4 1.0 CG A:LEU156 5.0 30.6 1.0

Sodium binding site 4 out of 5 in the Interleukin 21 Receptor


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 4 of Interleukin 21 Receptor within 5.0Å range: probe atom residue distance (Å) B Occ C:Na307 b:43.9 occ:1.00 O C:GLY84 4.0 30.4 1.0 CA C:GLY84 4.1 30.2 1.0 CG2 C:THR80 4.2 27.7 1.0 C C:GLY84 4.5 40.8 1.0 OG1 C:THR80 4.7 41.8 1.0 CB C:THR80 4.9 37.3 1.0

Sodium binding site 5 out of 5 in the Interleukin 21 Receptor


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 5 of Interleukin 21 Receptor within 5.0Å range: probe atom residue distance (Å) B Occ C:Na308 b:50.1 occ:1.00 C3 C:MAN301 4.5 37.2 1.0 C2 C:MAN301 4.6 42.3 1.0 O4 C:MAN301 4.6 52.7 1.0 O2 C:MAN301 4.9 38.0 1.0

O.T.Hamming, L.Kang, P.Siupka, H.H.Gad, R.Hartmann. Interleukin 21 Receptor Structure and Function To Be Published.