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Chlorine in PDB 1yq2: Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1)

Enzymatic activity of Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1)

All present enzymatic activity of Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1):
3.2.1.23;

Protein crystallography data

The structure of Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1), PDB code: 1yq2 was solved by T.Skalova, J.Dohnalek, V.Spiwok, P.Lipovova, E.Vondrackova, H.Petrokova, H.Strnad, B.Kralova, J.Hasek, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 40.00 / 1.90
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 140.091, 205.698, 140.458, 90.00, 102.34, 90.00
R / Rfree (%) 15.7 / 19.5

Other elements in 1yq2:

The structure of Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1) also contains other interesting chemical elements:

Magnesium (Mg) 6 atoms
Sodium (Na) 12 atoms

Chlorine Binding Sites:

The binding sites of Chlorine atom in the Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1) (pdb code 1yq2). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total 6 binding sites of Chlorine where determined in the Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1), PDB code: 1yq2:
Jump to Chlorine binding site number: 1; 2; 3; 4; 5; 6;

Chlorine binding site 1 out of 6 in 1yq2

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Chlorine binding site 1 out of 6 in the Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1)


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cl8011

b:30.5
occ:1.00
 N A:ARG812 3.1 12.8 1.0
NH1 A:ARG761 3.3 24.9 1.0
NH2 A:ARG761 3.5 23.7 1.0
CA A:THR811 3.6 14.1 1.0
C A:THR811 3.8 14.1 1.0
CZ A:ARG761 3.9 25.3 1.0
CB A:THR811 4.0 15.1 1.0
CB A:ARG812 4.0 11.7 1.0
CA A:ARG812 4.1 11.6 1.0
O F:HOH9173 4.1 20.2 1.0
O A:ARG812 4.1 10.6 1.0
O A:LEU810 4.4 15.2 1.0
C A:ARG812 4.6 10.7 1.0
CG2 A:THR811 4.7 14.7 1.0
O A:HOH9778 4.7 40.3 1.0
N A:THR811 4.8 14.3 1.0
O A:HOH9022 5.0 11.5 1.0

Chlorine binding site 2 out of 6 in 1yq2

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Chlorine binding site 2 out of 6 in the Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1)


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 2 of Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1) within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Cl8012

b:28.0
occ:1.00
 O B:HOH9903 3.1 37.0 1.0
N B:ARG812 3.1 11.1 1.0
NH2 B:ARG761 3.3 26.9 1.0
NH1 B:ARG761 3.4 20.8 1.0
CA B:THR811 3.6 12.1 1.0
O B:HOH2067 3.8 42.9 1.0
CZ B:ARG761 3.8 26.1 1.0
C B:THR811 3.9 12.1 1.0
CB B:ARG812 3.9 11.5 1.0
CA B:ARG812 4.1 11.1 1.0
CB B:THR811 4.1 12.8 1.0
O B:ARG812 4.2 12.2 1.0
O E:HOH9023 4.2 14.5 1.0
O B:LEU810 4.5 11.2 1.0
C B:ARG812 4.6 10.9 1.0
O B:HOH9818 4.7 37.2 1.0
CG2 B:THR811 4.8 14.7 1.0
N B:THR811 4.8 10.4 1.0

Chlorine binding site 3 out of 6 in 1yq2

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Chlorine binding site 3 out of 6 in the Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1)


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 3 of Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1) within 5.0Å range:
probe atom residue distance (Å) B Occ
C:Cl8013

b:30.7
occ:1.00
 N C:ARG812 3.0 10.4 1.0
NH2 C:ARG761 3.2 27.0 1.0
CA C:THR811 3.5 11.8 1.0
NH1 C:ARG761 3.6 25.1 1.0
C C:THR811 3.8 11.2 1.0
CZ C:ARG761 3.9 25.2 1.0
CB C:ARG812 3.9 11.1 1.0
O D:HOH9857 4.0 34.3 1.0
CA C:ARG812 4.0 11.0 1.0
CB C:THR811 4.0 12.5 1.0
O C:ARG812 4.1 10.1 1.0
O D:HOH9195 4.3 21.6 1.0
O C:LEU810 4.4 13.0 1.0
C C:ARG812 4.6 11.1 1.0
CG2 C:THR811 4.8 13.4 1.0
N C:THR811 4.8 11.2 1.0
O C:HOH9537 4.9 41.5 1.0
O C:THR811 5.0 11.4 1.0

Chlorine binding site 4 out of 6 in 1yq2

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Chlorine binding site 4 out of 6 in the Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1)


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 4 of Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1) within 5.0Å range:
probe atom residue distance (Å) B Occ
D:Cl8014

b:28.9
occ:1.00
 N D:ARG812 3.1 10.6 1.0
NH1 D:ARG761 3.4 25.9 1.0
NH2 D:ARG761 3.4 22.4 1.0
CA D:THR811 3.6 12.2 1.0
C D:THR811 3.8 11.9 1.0
CZ D:ARG761 3.8 26.6 1.0
CB D:ARG812 4.0 10.7 1.0
CA D:ARG812 4.1 10.5 1.0
CB D:THR811 4.2 12.8 1.0
O D:ARG812 4.2 10.7 1.0
O C:HOH9271 4.2 17.4 1.0
O D:LEU810 4.5 12.0 1.0
C D:ARG812 4.6 10.8 1.0
CG2 D:THR811 4.9 13.4 1.0
N D:THR811 4.9 11.2 1.0

Chlorine binding site 5 out of 6 in 1yq2

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Chlorine binding site 5 out of 6 in the Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1)


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 5 of Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1) within 5.0Å range:
probe atom residue distance (Å) B Occ
E:Cl8015

b:31.5
occ:1.00
 N E:ARG812 3.1 10.9 1.0
NH2 E:ARG761 3.3 26.0 1.0
NH1 E:ARG761 3.6 27.6 1.0
CA E:THR811 3.6 11.2 1.0
C E:THR811 3.9 10.7 1.0
CZ E:ARG761 3.9 25.5 1.0
CB E:ARG812 4.0 10.1 1.0
CA E:ARG812 4.1 10.6 1.0
CB E:THR811 4.1 10.7 1.0
O B:HOH9283 4.2 15.7 1.0
O E:ARG812 4.2 10.5 1.0
O E:LEU810 4.5 12.7 1.0
C E:ARG812 4.7 10.6 1.0
O E:HOH9830 4.8 41.8 1.0
CG2 E:THR811 4.8 12.9 1.0
N E:THR811 4.8 10.8 1.0

Chlorine binding site 6 out of 6 in 1yq2

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Chlorine binding site 6 out of 6 in the Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1)


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 6 of Beta-Galactosidase From Arthrobacter Sp. C2-2 (Isoenzyme C2- 2-1) within 5.0Å range:
probe atom residue distance (Å) B Occ
F:Cl8016

b:32.3
occ:1.00
 N F:ARG812 3.2 12.8 1.0
NH2 F:ARG761 3.3 27.0 1.0
O A:HOH9558 3.4 46.2 1.0
NH1 F:ARG761 3.4 24.9 1.0
CA F:THR811 3.7 13.1 1.0
CZ F:ARG761 3.8 26.6 1.0
C F:THR811 3.9 12.8 1.0
CB F:ARG812 4.0 12.1 1.0
CB F:THR811 4.1 13.3 1.0
CA F:ARG812 4.1 12.6 1.0
O A:HOH9370 4.1 24.7 1.0
O F:ARG812 4.2 13.2 1.0
O F:LEU810 4.5 12.9 1.0
C F:ARG812 4.6 12.4 1.0
CG2 F:THR811 4.7 15.3 1.0
N F:THR811 4.9 12.2 1.0

Reference:

T.Skalova, J.Dohnalek, V.Spiwok, P.Lipovova, E.Vondrackova, H.Petrokova, J.Duskova, H.Strnad, B.Kralova, J.Hasek. Cold-Active Beta-Galactosidase From Arthrobacter Sp. C2-2 Forms Compact 660KDA Hexamers: Crystal Structure at 1.9A Resolution J.Mol.Biol. V. 353 282 2005.
ISSN: ISSN 0022-2836
PubMed: 16171818
DOI: 10.1016/J.JMB.2005.08.028
Page generated: Thu Jul 10 20:45:51 2025

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