Zinc in PDB 2e46: Crystal Structure Analysis of the Clock Protein EA4

The structure of Crystal Structure Analysis of the Clock Protein EA4, PDB code: 2e46 was solved by S.-Y.Park, T.Hiraki, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	19.76 / 2.30
Space group	P 41 21 2
Cell size a, b, c (Å), α, β, γ (°)	59.500, 59.500, 112.072, 90.00, 90.00, 90.00
R / Rfree (%)	20.8 / 28.5

The structure of Crystal Structure Analysis of the Clock Protein EA4 also contains other interesting chemical elements:

Copper

(Cu)

2 atoms

The binding sites of Zinc atom in the Crystal Structure Analysis of the Clock Protein EA4 (pdb code 2e46). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total only one binding site of Zinc was determined in the Crystal Structure Analysis of the Clock Protein EA4, PDB code: 2e46:

Zinc binding site 1 out of 1 in the Crystal Structure Analysis of the Clock Protein EA4


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Crystal Structure Analysis of the Clock Protein EA4 within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn172 b:41.7 occ:1.00 ND1 A:HIS75 2.1 48.7 1.0 ND1 A:HIS67 2.1 31.3 1.0 ND1 A:HIS84 2.1 42.0 1.0 OD1 A:ASP87 2.1 44.3 1.0 CE1 A:HIS84 2.3 40.6 1.0 OD2 A:ASP87 2.5 43.6 1.0 CG A:ASP87 2.5 40.0 1.0 CE1 A:HIS75 2.9 47.4 1.0 CG A:HIS67 3.0 35.1 1.0 CE1 A:HIS67 3.2 46.6 1.0 CG A:HIS75 3.2 42.7 1.0 CB A:HIS67 3.3 37.2 1.0 CG A:HIS84 3.4 40.5 1.0 CB A:HIS75 3.6 43.6 1.0 O A:LYS140 3.6 64.0 1.0 NE2 A:HIS84 3.6 38.6 1.0 CA A:HIS75 4.0 42.7 1.0 CB A:ASP87 4.1 33.3 1.0 CB A:HIS84 4.1 37.9 1.0 NE2 A:HIS75 4.1 48.1 1.0 CD2 A:HIS84 4.2 40.4 1.0 CD2 A:HIS67 4.2 37.9 1.0 CD2 A:HIS75 4.2 47.1 1.0 NE2 A:HIS67 4.3 44.6 1.0 C A:LYS140 4.7 64.7 1.0 CA A:ASP87 4.7 34.4 1.0 CA A:THR141 4.8 62.7 1.0 N A:HIS75 4.8 40.2 1.0 CA A:HIS67 4.8 36.5 1.0 C A:THR141 4.9 61.9 1.0 N A:GLY76 4.9 42.8 1.0

T.Hiraki, N.Shibayama, J.R.M.Tame, S.Akashi, S.-Y.Park. The Clock Protein EA4 Ticks Away with Movement of A Mobile Copper Ion To Be Published.