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Chlorine in PDB 3hsd: Crystal Structure of E. Coli Hppk(Y53A)

Enzymatic activity of Crystal Structure of E. Coli Hppk(Y53A)

All present enzymatic activity of Crystal Structure of E. Coli Hppk(Y53A):
2.7.6.3;

Protein crystallography data

The structure of Crystal Structure of E. Coli Hppk(Y53A), PDB code: 3hsd was solved by J.Blaszczyk, Y.Li, H.Yan, X.Ji, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.61 / 1.65
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 42.040, 47.470, 72.530, 90.00, 108.89, 90.00
R / Rfree (%) 16 / 21.5

Other elements in 3hsd:

The structure of Crystal Structure of E. Coli Hppk(Y53A) also contains other interesting chemical elements:

Magnesium (Mg) 5 atoms

Chlorine Binding Sites:

The binding sites of Chlorine atom in the Crystal Structure of E. Coli Hppk(Y53A) (pdb code 3hsd). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total 3 binding sites of Chlorine where determined in the Crystal Structure of E. Coli Hppk(Y53A), PDB code: 3hsd:
Jump to Chlorine binding site number: 1; 2; 3;

Chlorine binding site 1 out of 3 in 3hsd

Go back to Chlorine Binding Sites List in 3hsd
Chlorine binding site 1 out of 3 in the Crystal Structure of E. Coli Hppk(Y53A)


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Crystal Structure of E. Coli Hppk(Y53A) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cl191

b:17.4
occ:1.00
O A:HOH456 3.0 29.1 1.0
NZ A:LYS119 3.3 19.5 1.0
CG A:ASP139 3.5 20.1 1.0
N A:ASP139 3.6 12.7 1.0
CD A:PRO138 3.7 8.6 1.0
OD1 A:ASP139 3.7 18.0 1.0
CG A:PRO114 3.7 8.2 1.0
CE A:LYS119 3.7 14.4 1.0
OD2 A:ASP139 3.7 19.7 1.0
CB A:PHE137 3.8 10.6 1.0
CB A:ASP139 3.8 15.7 1.0
N A:PRO138 3.9 8.5 1.0
CB A:PRO138 4.3 10.6 1.0
CD2 A:PHE137 4.3 9.5 1.0
CG A:PRO138 4.3 11.3 1.0
CA A:ASP139 4.3 14.6 1.0
CG A:PHE137 4.4 9.9 1.0
CD A:PRO114 4.4 7.3 1.0
C A:PRO138 4.5 15.6 1.0
CA A:PRO138 4.5 12.6 1.0
O A:HOH424 4.5 30.9 1.0
C A:PHE137 4.5 10.4 1.0
CB A:PRO114 4.7 11.1 1.0
CA A:PHE137 4.7 9.1 1.0

Chlorine binding site 2 out of 3 in 3hsd

Go back to Chlorine Binding Sites List in 3hsd
Chlorine binding site 2 out of 3 in the Crystal Structure of E. Coli Hppk(Y53A)


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 2 of Crystal Structure of E. Coli Hppk(Y53A) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cl192

b:11.8
occ:1.00
O B:HOH265 2.9 14.0 1.0
O B:HOH277 3.1 15.3 1.0
O B:HOH253 3.1 16.2 1.0
NE1 A:TRP158 3.2 8.1 1.0
O B:HOH358 3.4 16.8 1.0
CG B:ARG110 3.8 10.8 1.0
CB A:LEU15 3.8 7.2 1.0
CD2 A:LEU15 4.0 10.0 1.0
CA B:ARG110 4.0 8.1 1.0
CD1 A:TRP158 4.1 9.1 1.0
CE2 A:TRP158 4.2 5.8 1.0
CB B:ARG110 4.3 8.7 1.0
O B:GLU109 4.4 8.1 1.0
CG A:LEU15 4.5 6.8 1.0
CZ2 A:TRP158 4.6 7.4 1.0
N B:ARG110 4.6 6.8 1.0
C B:GLU109 4.7 7.4 1.0
CG B:GLU109 4.8 7.6 1.0
CD B:ARG110 4.8 9.0 1.0
NE B:ARG110 4.9 8.6 1.0
OE2 B:GLU109 4.9 10.2 1.0

Chlorine binding site 3 out of 3 in 3hsd

Go back to Chlorine Binding Sites List in 3hsd
Chlorine binding site 3 out of 3 in the Crystal Structure of E. Coli Hppk(Y53A)


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 3 of Crystal Structure of E. Coli Hppk(Y53A) within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Cl191

b:15.1
occ:1.00
NZ B:LYS119 3.3 16.8 1.0
O B:HOH520 3.3 27.6 1.0
CG B:ASP139 3.5 12.9 1.0
OD1 B:ASP139 3.5 9.7 1.0
N B:ASP139 3.6 8.2 1.0
CB B:PHE137 3.8 7.0 1.0
CB B:ASP139 3.8 11.8 1.0
CD B:PRO138 3.8 6.0 1.0
CE B:LYS119 3.9 15.6 1.0
OD2 B:ASP139 3.9 13.7 1.0
CG B:PRO114 3.9 7.9 1.0
N B:PRO138 3.9 6.8 1.0
O B:HOH580 4.1 38.8 1.0
CA B:ASP139 4.3 7.5 1.0
CB B:PRO138 4.3 8.0 1.0
C B:PRO138 4.4 6.6 1.0
CD2 B:PHE137 4.4 8.5 1.0
CA B:PRO138 4.4 6.3 1.0
CG B:PRO138 4.4 6.4 1.0
CG B:PHE137 4.4 6.5 1.0
C B:PHE137 4.5 6.1 1.0
O B:HOH322 4.5 25.6 1.0
CD B:PRO114 4.7 8.2 1.0
CB B:PRO114 4.7 8.7 1.0
CA B:PHE137 4.7 7.5 1.0

Reference:

Y.Li, J.Blaszczyk, X.Ji, H.Yan. Pterin-Binding Site Mutation Y53A, N55A or F123A and Activity of E. Coli Hppk. To Be Published.
Page generated: Fri Jul 11 06:04:57 2025

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