Atomistry » Fluorine » PDB 6tc8-6tug » 6teq
Atomistry »
  Fluorine »
    PDB 6tc8-6tug »
      6teq »

Fluorine in PDB 6teq: Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose

Protein crystallography data

The structure of Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose, PDB code: 6teq was solved by T.Keenan, F.Parmeggiani, C.Q.Fontenelle, J.Malassis, J.Vendeville, W.A.Offen, P.Both, K.Huang, A.Marchesi, A.Heyam, C.Young, S.Charnock, G.J.Davies, B.Linclau, S.L.Flitsch, M.A.Fascione, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 94.55 / 1.44
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 52.218, 164.386, 115.874, 90.00, 95.94, 90.00
R / Rfree (%) 16.9 / 20.3

Other elements in 6teq:

The structure of Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose also contains other interesting chemical elements:

Chlorine (Cl) 7 atoms

Fluorine Binding Sites:

The binding sites of Fluorine atom in the Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose (pdb code 6teq). This binding sites where shown within 5.0 Angstroms radius around Fluorine atom.
In total 8 binding sites of Fluorine where determined in the Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose, PDB code: 6teq:
Jump to Fluorine binding site number: 1; 2; 3; 4; 5; 6; 7; 8;

Fluorine binding site 1 out of 8 in 6teq

Go back to Fluorine Binding Sites List in 6teq
Fluorine binding site 1 out of 8 in the Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose


Mono view


Stereo pair view

A full contact list of Fluorine with other atoms in the F binding site number 1 of Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose within 5.0Å range:
probe atom residue distance (Å) B Occ
A:F609

b:15.5
occ:0.60
F2 A:GAF609 0.0 15.5 0.6
F2 A:2FG610 0.1 25.5 0.4
C2 A:2FG610 1.3 20.5 0.4
C2 A:GAF609 1.4 14.7 0.6
O A:HOH709 2.3 16.3 1.0
C1 A:GAF609 2.3 14.9 0.6
C3 A:GAF609 2.3 11.9 0.6
C3 A:2FG610 2.4 17.7 0.4
C1 A:2FG610 2.4 20.1 0.4
O1 A:GAF609 2.6 17.8 0.6
O1 A:2FG610 2.8 17.0 0.4
O3 A:GAF609 2.9 14.7 0.6
O3 A:2FG610 2.9 20.4 0.4
O A:HOH786 2.9 24.3 1.0
OD2 A:ASP191 3.2 15.8 1.0
OG1 A:THR187 3.2 22.5 1.0
O A:HOH874 3.3 16.0 1.0
O A:HOH902 3.5 39.4 1.0
O A:HOH804 3.5 31.2 1.0
O5 A:GAF609 3.6 15.6 0.6
O5 A:2FG610 3.6 20.2 0.4
C4 A:GAF609 3.7 13.5 0.6
C4 A:2FG610 3.7 18.8 0.4
CG A:ASP191 3.7 13.1 1.0
OD1 A:ASP191 4.0 13.1 1.0
CB A:THR187 4.1 20.1 1.0
C5 A:GAF609 4.1 12.3 0.6
C5 A:2FG610 4.1 18.4 0.4
OH A:TYR248 4.3 17.3 1.0
CA A:THR187 4.3 20.4 1.0
O4 A:2FG610 4.4 19.2 0.4
O4 A:GAF609 4.4 14.1 0.6
N A:GLY188 4.5 16.3 1.0
O A:HOH707 4.5 22.6 1.0
CZ A:TYR248 4.6 18.1 1.0
CE1 A:TYR248 4.8 16.6 1.0
CB A:ASP191 4.9 12.9 1.0
C A:THR187 4.9 16.8 1.0
O A:SER186 4.9 20.5 1.0
O A:HOH923 5.0 23.9 1.0

Fluorine binding site 2 out of 8 in 6teq

Go back to Fluorine Binding Sites List in 6teq
Fluorine binding site 2 out of 8 in the Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose


Mono view


Stereo pair view

A full contact list of Fluorine with other atoms in the F binding site number 2 of Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose within 5.0Å range:
probe atom residue distance (Å) B Occ
A:F610

b:25.5
occ:0.40
F2 A:2FG610 0.0 25.5 0.4
F2 A:GAF609 0.1 15.5 0.6
C2 A:2FG610 1.4 20.5 0.4
C2 A:GAF609 1.4 14.7 0.6
C1 A:GAF609 2.3 14.9 0.6
O A:HOH709 2.3 16.3 1.0
C1 A:2FG610 2.3 20.1 0.4
C3 A:GAF609 2.4 11.9 0.6
C3 A:2FG610 2.4 17.7 0.4
O1 A:GAF609 2.4 17.8 0.6
O1 A:2FG610 2.7 17.0 0.4
O A:HOH786 2.9 24.3 1.0
O3 A:GAF609 2.9 14.7 0.6
O3 A:2FG610 3.0 20.4 0.4
OD2 A:ASP191 3.1 15.8 1.0
O A:HOH874 3.3 16.0 1.0
O A:HOH804 3.3 31.2 1.0
OG1 A:THR187 3.3 22.5 1.0
O A:HOH902 3.5 39.4 1.0
O5 A:GAF609 3.6 15.6 0.6
O5 A:2FG610 3.6 20.2 0.4
CG A:ASP191 3.7 13.1 1.0
C4 A:GAF609 3.7 13.5 0.6
C4 A:2FG610 3.8 18.8 0.4
OD1 A:ASP191 3.9 13.1 1.0
C5 A:GAF609 4.0 12.3 0.6
C5 A:2FG610 4.1 18.4 0.4
CB A:THR187 4.2 20.1 1.0
OH A:TYR248 4.4 17.3 1.0
CA A:THR187 4.4 20.4 1.0
O4 A:2FG610 4.4 19.2 0.4
O4 A:GAF609 4.4 14.1 0.6
O A:HOH707 4.5 22.6 1.0
N A:GLY188 4.6 16.3 1.0
CZ A:TYR248 4.7 18.1 1.0
CB A:ASP191 4.9 12.9 1.0
O A:HOH923 4.9 23.9 1.0
CE1 A:TYR248 4.9 16.6 1.0
NH1 A:ARG40 4.9 14.5 1.0
O A:HOH702 4.9 23.2 0.5

Fluorine binding site 3 out of 8 in 6teq

Go back to Fluorine Binding Sites List in 6teq
Fluorine binding site 3 out of 8 in the Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose


Mono view


Stereo pair view

A full contact list of Fluorine with other atoms in the F binding site number 3 of Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose within 5.0Å range:
probe atom residue distance (Å) B Occ
B:F609

b:26.1
occ:0.60
F2 B:2FG609 0.0 26.1 0.6
F2 B:GAF610 0.0 17.1 0.4
C2 B:GAF610 1.4 14.0 0.4
C2 B:2FG609 1.4 22.4 0.6
C1 B:GAF610 2.3 13.4 0.4
C1 B:2FG609 2.3 21.9 0.6
O B:HOH706 2.4 16.3 1.0
C3 B:GAF610 2.5 13.6 0.4
C3 B:2FG609 2.5 20.4 0.6
O1 B:2FG609 2.7 22.6 0.6
O1 B:GAF610 2.7 13.5 0.4
O B:HOH829 2.9 25.5 1.0
O B:HOH905 2.9 36.5 1.0
O3 B:GAF610 3.0 12.3 0.4
O3 B:2FG609 3.0 18.8 0.6
OD2 B:ASP191 3.1 17.0 1.0
OG1 B:THR187 3.2 23.8 1.0
O B:HOH739 3.4 29.8 1.0
O B:HOH896 3.4 15.3 1.0
O5 B:GAF610 3.5 13.1 0.4
O5 B:2FG609 3.5 23.9 0.6
C4 B:GAF610 3.8 12.6 0.4
CG B:ASP191 3.8 13.1 1.0
C4 B:2FG609 3.8 19.1 0.6
OD1 B:ASP191 3.9 13.6 1.0
C5 B:GAF610 4.0 13.0 0.4
C5 B:2FG609 4.1 19.4 0.6
CB B:THR187 4.1 22.1 1.0
OH B:TYR248 4.2 18.2 1.0
CA B:THR187 4.4 17.1 1.0
O4 B:GAF610 4.4 14.3 0.4
O4 B:2FG609 4.4 22.2 0.6
O B:HOH774 4.5 25.1 1.0
N B:GLY188 4.5 17.4 1.0
CZ B:TYR248 4.5 17.6 1.0
CE1 B:TYR248 4.7 17.0 1.0
O B:HOH701 4.9 20.6 0.5
O B:HOH881 4.9 25.0 1.0
CB B:ASP191 4.9 14.0 1.0
NH1 B:ARG40 5.0 15.7 1.0

Fluorine binding site 4 out of 8 in 6teq

Go back to Fluorine Binding Sites List in 6teq
Fluorine binding site 4 out of 8 in the Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose


Mono view


Stereo pair view

A full contact list of Fluorine with other atoms in the F binding site number 4 of Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose within 5.0Å range:
probe atom residue distance (Å) B Occ
B:F610

b:17.1
occ:0.40
F2 B:GAF610 0.0 17.1 0.4
F2 B:2FG609 0.0 26.1 0.6
C2 B:GAF610 1.4 14.0 0.4
C2 B:2FG609 1.4 22.4 0.6
C1 B:GAF610 2.3 13.4 0.4
C1 B:2FG609 2.3 21.9 0.6
O B:HOH706 2.4 16.3 1.0
C3 B:GAF610 2.5 13.6 0.4
C3 B:2FG609 2.5 20.4 0.6
O1 B:2FG609 2.7 22.6 0.6
O1 B:GAF610 2.8 13.5 0.4
O B:HOH829 2.9 25.5 1.0
O B:HOH905 2.9 36.5 1.0
O3 B:GAF610 3.0 12.3 0.4
O3 B:2FG609 3.0 18.8 0.6
OG1 B:THR187 3.2 23.8 1.0
OD2 B:ASP191 3.2 17.0 1.0
O B:HOH896 3.4 15.3 1.0
O B:HOH739 3.4 29.8 1.0
O5 B:GAF610 3.5 13.1 0.4
O5 B:2FG609 3.5 23.9 0.6
C4 B:GAF610 3.8 12.6 0.4
C4 B:2FG609 3.8 19.1 0.6
CG B:ASP191 3.8 13.1 1.0
OD1 B:ASP191 4.0 13.6 1.0
C5 B:GAF610 4.1 13.0 0.4
C5 B:2FG609 4.1 19.4 0.6
CB B:THR187 4.1 22.1 1.0
OH B:TYR248 4.2 18.2 1.0
CA B:THR187 4.3 17.1 1.0
O4 B:GAF610 4.4 14.3 0.4
O4 B:2FG609 4.4 22.2 0.6
O B:HOH774 4.5 25.1 1.0
N B:GLY188 4.5 17.4 1.0
CZ B:TYR248 4.5 17.6 1.0
CE1 B:TYR248 4.7 17.0 1.0
O B:HOH701 4.9 20.6 0.5
CB B:ASP191 4.9 14.0 1.0
O B:HOH881 4.9 25.0 1.0
C B:THR187 5.0 17.7 1.0
O B:SER186 5.0 23.6 1.0

Fluorine binding site 5 out of 8 in 6teq

Go back to Fluorine Binding Sites List in 6teq
Fluorine binding site 5 out of 8 in the Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose


Mono view


Stereo pair view

A full contact list of Fluorine with other atoms in the F binding site number 5 of Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose within 5.0Å range:
probe atom residue distance (Å) B Occ
C:F615

b:20.9
occ:0.60
F2 C:GAF615 0.0 20.9 0.6
F2 C:2FG616 0.0 17.0 0.4
C2 C:2FG616 1.4 17.2 0.4
C2 C:GAF615 1.4 19.0 0.6
O C:HOH711 2.3 14.4 1.0
C1 C:GAF615 2.3 16.8 0.6
C1 C:2FG616 2.4 16.6 0.4
C3 C:2FG616 2.4 16.1 0.4
C3 C:GAF615 2.4 17.7 0.6
O1 C:GAF615 2.7 20.6 0.6
O3 C:2FG616 2.8 14.6 0.4
O1 C:2FG616 2.9 22.3 0.4
O3 C:GAF615 2.9 18.0 0.6
O C:HOH834 2.9 23.7 1.0
O2 C:GOL608 3.1 30.8 0.5
OG1 C:THR187 3.1 21.6 1.0
O C:HOH845 3.2 16.9 1.0
OD2 C:ASP191 3.3 17.1 1.0
O C:HOH750 3.5 30.0 1.0
O5 C:GAF615 3.5 19.1 0.6
O5 C:2FG616 3.6 17.3 0.4
C4 C:2FG616 3.7 14.8 0.4
C4 C:GAF615 3.8 16.0 0.6
CG C:ASP191 3.8 15.1 1.0
C2 C:GOL608 3.9 24.7 0.5
OD1 C:ASP191 4.0 14.1 1.0
CB C:THR187 4.0 19.8 1.0
C5 C:GAF615 4.1 16.4 0.6
C5 C:2FG616 4.1 15.2 0.4
OH C:TYR248 4.2 16.1 1.0
CA C:THR187 4.3 19.3 1.0
C1 C:GOL608 4.3 21.2 0.5
O4 C:GAF615 4.3 15.5 0.6
O4 C:2FG616 4.3 14.7 0.4
N C:GLY188 4.4 18.2 1.0
O C:HOH710 4.5 20.1 1.0
CZ C:TYR248 4.6 15.9 1.0
O C:GLY188 4.7 19.1 1.0
CE1 C:TYR248 4.8 18.6 1.0
C C:THR187 4.9 17.8 1.0
CB C:ASP191 4.9 15.8 1.0
O C:HOH701 4.9 23.1 0.5
O C:SER186 5.0 21.9 1.0

Fluorine binding site 6 out of 8 in 6teq

Go back to Fluorine Binding Sites List in 6teq
Fluorine binding site 6 out of 8 in the Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose


Mono view


Stereo pair view

A full contact list of Fluorine with other atoms in the F binding site number 6 of Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose within 5.0Å range:
probe atom residue distance (Å) B Occ
C:F616

b:17.0
occ:0.40
F2 C:2FG616 0.0 17.0 0.4
F2 C:GAF615 0.0 20.9 0.6
C2 C:2FG616 1.4 17.2 0.4
C2 C:GAF615 1.4 19.0 0.6
O C:HOH711 2.3 14.4 1.0
C1 C:GAF615 2.3 16.8 0.6
C1 C:2FG616 2.3 16.6 0.4
C3 C:2FG616 2.4 16.1 0.4
C3 C:GAF615 2.4 17.7 0.6
O1 C:GAF615 2.6 20.6 0.6
O1 C:2FG616 2.8 22.3 0.4
O3 C:2FG616 2.9 14.6 0.4
O3 C:GAF615 2.9 18.0 0.6
O C:HOH834 2.9 23.7 1.0
O2 C:GOL608 3.1 30.8 0.5
OG1 C:THR187 3.2 21.6 1.0
O C:HOH845 3.2 16.9 1.0
OD2 C:ASP191 3.2 17.1 1.0
O C:HOH750 3.4 30.0 1.0
O5 C:GAF615 3.5 19.1 0.6
O5 C:2FG616 3.5 17.3 0.4
C4 C:2FG616 3.7 14.8 0.4
C4 C:GAF615 3.7 16.0 0.6
CG C:ASP191 3.8 15.1 1.0
C2 C:GOL608 4.0 24.7 0.5
OD1 C:ASP191 4.0 14.1 1.0
C5 C:GAF615 4.1 16.4 0.6
C5 C:2FG616 4.1 15.2 0.4
CB C:THR187 4.1 19.8 1.0
OH C:TYR248 4.2 16.1 1.0
C1 C:GOL608 4.3 21.2 0.5
CA C:THR187 4.3 19.3 1.0
O4 C:GAF615 4.3 15.5 0.6
O4 C:2FG616 4.3 14.7 0.4
N C:GLY188 4.4 18.2 1.0
O C:HOH710 4.5 20.1 1.0
CZ C:TYR248 4.6 15.9 1.0
O C:GLY188 4.8 19.1 1.0
CE1 C:TYR248 4.8 18.6 1.0
C C:THR187 4.9 17.8 1.0
CB C:ASP191 4.9 15.8 1.0
O C:HOH701 4.9 23.1 0.5
O1 C:GOL608 5.0 26.5 0.5
O C:HOH853 5.0 22.8 1.0

Fluorine binding site 7 out of 8 in 6teq

Go back to Fluorine Binding Sites List in 6teq
Fluorine binding site 7 out of 8 in the Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose


Mono view


Stereo pair view

A full contact list of Fluorine with other atoms in the F binding site number 7 of Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose within 5.0Å range:
probe atom residue distance (Å) B Occ
D:F705

b:24.5
occ:0.60
F2 D:2FG705 0.0 24.5 0.6
F2 D:GAF706 0.0 20.6 0.4
C2 D:GAF706 1.3 18.0 0.4
C2 D:2FG705 1.3 24.0 0.6
C1 D:2FG705 2.3 26.9 0.6
C1 D:GAF706 2.3 18.4 0.4
C3 D:GAF706 2.4 17.5 0.4
O D:HOH805 2.4 19.0 1.0
C3 D:2FG705 2.4 22.1 0.6
O1 D:2FG705 2.6 31.9 0.6
O1 D:GAF706 2.8 17.4 0.4
O3 D:GAF706 2.9 16.2 0.4
O3 D:2FG705 2.9 20.5 0.6
O D:HOH967 2.9 30.0 1.0
O D:HOH883 3.0 30.2 0.6
OG1 D:THR187 3.1 24.9 1.0
OD2 D:ASP191 3.2 21.2 1.0
O D:HOH909 3.4 18.3 1.0
O5 D:GAF706 3.5 16.8 0.4
O D:HOH871 3.5 22.5 0.5
O5 D:2FG705 3.6 25.2 0.6
C4 D:GAF706 3.7 16.0 0.4
C4 D:2FG705 3.8 19.5 0.6
CG D:ASP191 3.8 17.9 1.0
CB D:THR187 4.0 24.2 1.0
OD1 D:ASP191 4.0 16.7 1.0
C5 D:GAF706 4.1 17.4 0.4
C5 D:2FG705 4.1 22.2 0.6
OH D:TYR248 4.2 20.7 1.0
CA D:THR187 4.3 19.7 1.0
O4 D:GAF706 4.3 17.4 0.4
O4 D:2FG705 4.4 19.8 0.6
O D:HOH803 4.4 29.2 1.0
N D:GLY188 4.4 20.8 1.0
CZ D:TYR248 4.5 20.4 1.0
CE1 D:TYR248 4.7 21.2 1.0
C D:THR187 4.9 21.1 1.0
CB D:ASP191 4.9 16.9 1.0
O D:HOH891 5.0 29.6 1.0
O D:SER186 5.0 28.1 1.0

Fluorine binding site 8 out of 8 in 6teq

Go back to Fluorine Binding Sites List in 6teq
Fluorine binding site 8 out of 8 in the Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose


Mono view


Stereo pair view

A full contact list of Fluorine with other atoms in the F binding site number 8 of Crystal Structure of A Galactokinase From Bifidobacterium Infantis in Complex with 2-Deoxy-2-Fluoro-Galactose within 5.0Å range:
probe atom residue distance (Å) B Occ
D:F706

b:20.6
occ:0.40
F2 D:GAF706 0.0 20.6 0.4
F2 D:2FG705 0.0 24.5 0.6
C2 D:GAF706 1.3 18.0 0.4
C2 D:2FG705 1.4 24.0 0.6
C1 D:2FG705 2.3 26.9 0.6
C1 D:GAF706 2.3 18.4 0.4
O D:HOH805 2.4 19.0 1.0
C3 D:GAF706 2.4 17.5 0.4
C3 D:2FG705 2.5 22.1 0.6
O1 D:2FG705 2.7 31.9 0.6
O1 D:GAF706 2.8 17.4 0.4
O3 D:GAF706 2.9 16.2 0.4
O3 D:2FG705 2.9 20.5 0.6
O D:HOH967 2.9 30.0 1.0
O D:HOH883 2.9 30.2 0.6
OG1 D:THR187 3.1 24.9 1.0
OD2 D:ASP191 3.2 21.2 1.0
O D:HOH909 3.4 18.3 1.0
O D:HOH871 3.5 22.5 0.5
O5 D:GAF706 3.6 16.8 0.4
O5 D:2FG705 3.6 25.2 0.6
C4 D:GAF706 3.7 16.0 0.4
C4 D:2FG705 3.8 19.5 0.6
CG D:ASP191 3.8 17.9 1.0
CB D:THR187 4.0 24.2 1.0
OD1 D:ASP191 4.1 16.7 1.0
C5 D:GAF706 4.1 17.4 0.4
C5 D:2FG705 4.1 22.2 0.6
OH D:TYR248 4.2 20.7 1.0
CA D:THR187 4.3 19.7 1.0
O4 D:GAF706 4.4 17.4 0.4
O4 D:2FG705 4.4 19.8 0.6
O D:HOH803 4.4 29.2 1.0
N D:GLY188 4.4 20.8 1.0
CZ D:TYR248 4.5 20.4 1.0
CE1 D:TYR248 4.7 21.2 1.0
C D:THR187 4.9 21.1 1.0
CB D:ASP191 4.9 16.9 1.0
O D:SER186 4.9 28.1 1.0
O D:HOH891 5.0 29.6 1.0

Reference:

T.Keenan, F.Parmeggiani, C.Q.Fontenelle, J.Malassis, J.Vendeville, W.A.Offen, P.Both, K.Huang, A.Marchesi, A.Heyam, C.Young, S.Charnock, G.J.Davies, B.Linclau, S.L.Flitsch, M.A.Fascione. Substrate Promiscuity of Wild-Type Sugar Kinases: Chemo-Enzymatic Synthesis of Multi-Fluorinated Monosaccharide-1-Phosphates. To Be Published.
Page generated: Tue Jul 15 15:55:21 2025

Last articles

Zn in 9QM9
Zn in 9S44
Zn in 9OFE
Zn in 9OFC
Zn in 9OFD
Zn in 9OF1
Zn in 9OFB
Zn in 9N0J
Zn in 9M5X
Zn in 9LGI
© Copyright 2008-2020 by atomistry.com
Home   |    Site Map   |    Copyright   |    Contact us   |    Privacy