Zinc in PDB 1qx2: X-Ray Structure of Calcium-Loaded Calbindomodulin (A Calbindin D9K Re- Engineered to Undergo A Conformational Opening) at 1.44 A Resolution

The structure of X-Ray Structure of Calcium-Loaded Calbindomodulin (A Calbindin D9K Re- Engineered to Undergo A Conformational Opening) at 1.44 A Resolution, PDB code: 1qx2 was solved by C.G.Bunick, M.R.Nelson, S.Mangahas, L.S.Mizoue, G.J.Bunick, W.J.Chazin, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	28.40 / 1.44
Space group	C 2 2 21
Cell size a, b, c (Å), α, β, γ (°)	59.540, 62.174, 69.463, 90.00, 90.00, 90.00
R / Rfree (%)	15.6 / 19.4

The structure of X-Ray Structure of Calcium-Loaded Calbindomodulin (A Calbindin D9K Re- Engineered to Undergo A Conformational Opening) at 1.44 A Resolution also contains other interesting chemical elements:

Calcium

(Ca)

4 atoms

The binding sites of Zinc atom in the X-Ray Structure of Calcium-Loaded Calbindomodulin (A Calbindin D9K Re- Engineered to Undergo A Conformational Opening) at 1.44 A Resolution (pdb code 1qx2). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 2 binding sites of Zinc where determined in the X-Ray Structure of Calcium-Loaded Calbindomodulin (A Calbindin D9K Re- Engineered to Undergo A Conformational Opening) at 1.44 A Resolution, PDB code: 1qx2:
Jump to Zinc binding site number: 1; 2;

Zinc binding site 1 out of 2 in the X-Ray Structure of Calcium-Loaded Calbindomodulin (A Calbindin D9K Re- Engineered to Undergo A Conformational Opening) at 1.44 A Resolution


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of X-Ray Structure of Calcium-Loaded Calbindomodulin (A Calbindin D9K Re- Engineered to Undergo A Conformational Opening) at 1.44 A Resolution within 5.0Å range: probe atom residue distance (Å) B Occ B:Zn1003 b:15.4 occ:1.00 OE2 B:GLU5 1.9 13.1 1.0 O A:HOH1114 1.9 29.2 1.0 OD2 A:ASP47 2.1 18.2 1.0 CD B:GLU5 2.8 12.6 1.0 OE1 B:GLU5 3.1 15.2 1.0 CG A:ASP47 3.2 16.4 1.0 CB A:ASP47 3.8 13.5 1.0 OE1 A:GLU51 3.9 19.8 1.0 O B:HOH1052 4.1 24.8 1.0 OD1 A:ASP47 4.2 22.2 1.0 CG B:GLU5 4.2 10.0 1.0 O A:ASP47 4.5 12.8 1.0 CA A:ASP47 4.6 12.6 1.0 O A:HOH1092 4.6 32.2 1.0 C A:ASP47 4.7 12.1 1.0 CD A:GLU51 4.9 17.6 1.0

Zinc binding site 2 out of 2 in the X-Ray Structure of Calcium-Loaded Calbindomodulin (A Calbindin D9K Re- Engineered to Undergo A Conformational Opening) at 1.44 A Resolution


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of X-Ray Structure of Calcium-Loaded Calbindomodulin (A Calbindin D9K Re- Engineered to Undergo A Conformational Opening) at 1.44 A Resolution within 5.0Å range: probe atom residue distance (Å) B Occ B:Zn1004 b:17.2 occ:1.00 OE1 B:GLU11 2.1 17.1 1.0 OE2 B:GLU11 2.3 21.5 1.0 CD B:GLU11 2.5 14.6 1.0 CG B:GLU11 4.1 11.7 1.0 CG B:LYS7 4.2 13.8 1.0 NZ B:LYS7 4.5 21.0 0.8 CB B:GLU11 4.8 9.1 1.0 O B:HOH1017 4.9 10.4 1.0

C.G.Bunick, M.R.Nelson, S.Mangahas, M.J.Hunter, J.H.Sheehan, L.S.Mizoue, G.J.Bunick, W.J.Chazin. Designing Sequence to Control Protein Function in An Ef-Hand Protein J.Am.Chem.Soc. V. 126 5990 2004.
ISSN: ISSN 0002-7863
PubMed: 15137763
DOI: 10.1021/JA0397456