Chlorine in PDB 7ey3: Double Cysteine Mutations in T1 Lipase

All present enzymatic activity of Double Cysteine Mutations in T1 Lipase:
3.1.1.3;

The structure of Double Cysteine Mutations in T1 Lipase, PDB code: 7ey3 was solved by S.H.Hamdan, T.C.Leow, N.M.Yahaya, M.S.M.Ali, M.A.Jonet, S.N.A.Mohamadaris, J.Maiangwa, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	33.46 / 2.04
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	118.174, 81.496, 100.046, 90, 96.94, 90
R / Rfree (%)	18.8 / 22.2

The structure of Double Cysteine Mutations in T1 Lipase also contains other interesting chemical elements:

Calcium	(Ca)	2 atoms
Sodium	(Na)	2 atoms
Zinc	(Zn)	2 atoms

The binding sites of Chlorine atom in the Double Cysteine Mutations in T1 Lipase (pdb code 7ey3). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total 2 binding sites of Chlorine where determined in the Double Cysteine Mutations in T1 Lipase, PDB code: 7ey3:
Jump to Chlorine binding site number: 1; 2;

Chlorine binding site 1 out of 2 in the Double Cysteine Mutations in T1 Lipase


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Double Cysteine Mutations in T1 Lipase within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl2004 b:19.2 occ:1.00 O A:HOH2232 3.0 27.9 1.0 NH1 A:ARG227 3.2 18.1 1.0 N A:ARG214 3.4 17.0 1.0 O A:ARG214 3.4 15.1 1.0 NH2 A:ARG227 3.6 16.6 1.0 NE2 A:GLN216 3.7 27.4 1.0 O A:GLY212 3.7 16.8 1.0 CA A:LEU213 3.7 17.0 1.0 CZ A:ARG227 3.8 19.6 1.0 C A:LEU213 4.0 16.9 1.0 CD2 A:LEU213 4.1 15.8 1.0 C A:ARG214 4.3 16.9 1.0 CA A:ARG214 4.3 16.9 1.0 CB A:LEU213 4.5 17.6 1.0 CD A:GLN216 4.6 30.0 1.0 C A:GLY212 4.6 22.1 1.0 N A:LEU213 4.6 16.6 1.0 CG A:GLN216 4.8 21.3 1.0 CB A:ARG214 4.8 22.1 1.0 CG A:LEU213 4.9 18.7 1.0

Chlorine binding site 2 out of 2 in the Double Cysteine Mutations in T1 Lipase


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 2 of Double Cysteine Mutations in T1 Lipase within 5.0Å range: probe atom residue distance (Å) B Occ B:Cl404 b:23.1 occ:1.00 NH1 B:ARG227 3.0 20.6 1.0 NE2 B:GLN216 3.4 31.4 1.0 O B:ARG214 3.4 20.7 1.0 N B:ARG214 3.5 19.2 1.0 NH2 B:ARG227 3.6 23.4 1.0 CZ B:ARG227 3.7 20.6 1.0 O B:GLY212 3.7 24.7 1.0 CA B:LEU213 3.7 23.3 1.0 C B:LEU213 4.1 20.7 1.0 CD2 B:LEU213 4.2 19.3 1.0 C B:ARG214 4.3 24.7 1.0 CD B:GLN216 4.4 36.1 1.0 CA B:ARG214 4.4 24.9 1.0 CB B:LEU213 4.5 18.3 1.0 C B:GLY212 4.6 20.9 1.0 N B:LEU213 4.6 22.8 1.0 CG B:GLN216 4.9 27.9 1.0 NE B:ARG227 5.0 17.7 1.0 CG B:LEU213 5.0 18.9 1.0

S.H.Hamdan, T.C.Leow. Double Cysteine Mutations in T1 Lipase To Be Published.