Chlorine in PDB 5op3: Designed Ankyrin Repeat Protein (Darpin) Ndnh-1 Selected By Directed Evolution Against Lysozyme

The structure of Designed Ankyrin Repeat Protein (Darpin) Ndnh-1 Selected By Directed Evolution Against Lysozyme, PDB code: 5op3 was solved by G.Fischer, B.J.Hogan, G.Houlihan, S.Edmond, T.T.K.Huovinen, F.Hollfelder, M.Hyvonen, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	34.86 / 1.36
Space group	H 3
Cell size a, b, c (Å), α, β, γ (°)	120.746, 120.746, 24.653, 90.00, 90.00, 120.00
R / Rfree (%)	13.3 / 16.1

The structure of Designed Ankyrin Repeat Protein (Darpin) Ndnh-1 Selected By Directed Evolution Against Lysozyme also contains other interesting chemical elements:

Calcium

(Ca)

1 atom

The binding sites of Chlorine atom in the Designed Ankyrin Repeat Protein (Darpin) Ndnh-1 Selected By Directed Evolution Against Lysozyme (pdb code 5op3). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total only one binding site of Chlorine was determined in the Designed Ankyrin Repeat Protein (Darpin) Ndnh-1 Selected By Directed Evolution Against Lysozyme, PDB code: 5op3:

Chlorine binding site 1 out of 1 in the Designed Ankyrin Repeat Protein (Darpin) Ndnh-1 Selected By Directed Evolution Against Lysozyme


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Designed Ankyrin Repeat Protein (Darpin) Ndnh-1 Selected By Directed Evolution Against Lysozyme within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl203 b:39.0 occ:1.00 HE A:ARG31 2.3 22.8 1.0 HH11 A:ARG31 2.8 19.7 1.0 O A:HOH424 2.8 19.9 1.0 HB3 A:ARG31 3.0 23.6 1.0 NE A:ARG31 3.1 19.0 1.0 HB2 A:ARG31 3.5 23.6 1.0 NH1 A:ARG31 3.5 16.4 1.0 HD13 A:ILE32 3.5 23.4 1.0 HD11 A:ILE32 3.6 23.4 1.0 CB A:ARG31 3.7 19.7 1.0 CZ A:ARG31 3.8 16.8 1.0 HD2 A:ARG31 4.0 27.9 1.0 CD1 A:ILE32 4.0 19.5 1.0 CD A:ARG31 4.1 23.2 1.0 HG12 A:ILE32 4.1 19.7 1.0 HH12 A:ARG31 4.3 19.7 1.0 CG A:ARG31 4.5 23.0 1.0 CG1 A:ILE32 4.6 16.4 1.0 N A:ILE32 4.7 13.7 1.0 H A:ILE32 4.7 16.5 1.0 C A:ARG31 4.7 14.6 1.0 HA A:ILE32 4.8 16.8 1.0 O A:ASP28 4.8 14.6 1.0 CA A:ARG31 4.8 14.8 1.0 HD12 A:ILE32 4.8 23.4 1.0 HD3 A:ARG31 4.9 27.9 1.0

G.Fischer, M.Hyvonen. Designed Ankyrin Repeat Protein (Darpin) Ndnh-1 Selected By Directed Evolution Against Lysozyme To Be Published.