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Calcium in PDB 2qrb: Crystal Structure of Chloride Saturated Bovine Lactoperoxidase at 2.5 A Resolution Shows Multiple Halide Binding Sites

Enzymatic activity of Crystal Structure of Chloride Saturated Bovine Lactoperoxidase at 2.5 A Resolution Shows Multiple Halide Binding Sites

All present enzymatic activity of Crystal Structure of Chloride Saturated Bovine Lactoperoxidase at 2.5 A Resolution Shows Multiple Halide Binding Sites:
1.11.1.7;

Protein crystallography data

The structure of Crystal Structure of Chloride Saturated Bovine Lactoperoxidase at 2.5 A Resolution Shows Multiple Halide Binding Sites, PDB code: 2qrb was solved by A.K.Singh, N.Singh, S.Sharma, P.Kaur, T.P.Singh, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 19.47 / 2.50
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 54.435, 80.561, 77.706, 90.00, 102.77, 90.00
R / Rfree (%) 18.9 / 21.9

Other elements in 2qrb:

The structure of Crystal Structure of Chloride Saturated Bovine Lactoperoxidase at 2.5 A Resolution Shows Multiple Halide Binding Sites also contains other interesting chemical elements:

Iron (Fe) 1 atom
Chlorine (Cl) 11 atoms

Calcium Binding Sites:

The binding sites of Calcium atom in the Crystal Structure of Chloride Saturated Bovine Lactoperoxidase at 2.5 A Resolution Shows Multiple Halide Binding Sites (pdb code 2qrb). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Crystal Structure of Chloride Saturated Bovine Lactoperoxidase at 2.5 A Resolution Shows Multiple Halide Binding Sites, PDB code: 2qrb:

Calcium binding site 1 out of 1 in 2qrb

Go back to Calcium Binding Sites List in 2qrb
Calcium binding site 1 out of 1 in the Crystal Structure of Chloride Saturated Bovine Lactoperoxidase at 2.5 A Resolution Shows Multiple Halide Binding Sites


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of Chloride Saturated Bovine Lactoperoxidase at 2.5 A Resolution Shows Multiple Halide Binding Sites within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca607

b:12.0
occ:1.00
 O A:ASP110 2.5 9.1 1.0
OD1 A:ASP110 2.5 19.3 1.0
OD1 A:ASP188 2.5 15.7 1.0
O A:PHE186 2.6 11.6 1.0
OG1 A:THR184 2.6 13.8 1.0
OG A:SER190 2.7 12.6 1.0
O A:THR184 2.7 12.2 1.0
C A:ASP110 3.5 11.6 1.0
C A:THR184 3.5 12.2 1.0
CG A:ASP188 3.5 13.1 1.0
CB A:SER190 3.5 14.2 1.0
CG A:ASP110 3.6 18.1 1.0
C A:PHE186 3.8 10.9 1.0
CB A:THR184 3.8 12.7 1.0
OD2 A:ASP188 3.9 14.1 1.0
CA A:THR184 4.0 12.4 1.0
N A:ASP188 4.0 11.2 1.0
N A:THR184 4.1 13.5 1.0
CA A:ASP110 4.2 12.3 1.0
N A:PHE186 4.3 11.1 1.0
N A:SER190 4.3 13.7 1.0
CB A:ASP110 4.4 15.8 1.0
OD2 A:ASP110 4.5 18.3 1.0
N A:LEU111 4.5 10.1 1.0
N A:SER185 4.5 13.0 1.0
C A:SER185 4.5 11.5 1.0
CA A:SER190 4.6 13.1 1.0
CA A:PHE186 4.6 9.7 1.0
CB A:ASP188 4.7 12.0 1.0
CA A:LEU111 4.7 9.1 1.0
N A:LEU187 4.7 11.2 1.0
O A:HOH639 4.7 5.9 1.0
CA A:LEU187 4.7 11.9 1.0
CA A:ASP188 4.8 11.6 1.0
N A:ALA189 4.9 11.7 1.0
CD2 A:LEU111 4.9 5.1 1.0
CG2 A:THR184 4.9 11.0 1.0
CA A:SER185 4.9 11.6 1.0
C A:LEU187 4.9 11.5 1.0
O A:SER185 5.0 11.6 1.0

Reference:

A.K.Singh, N.Singh, S.Sharma, P.Kaur, T.P.Singh. Crystal Structure of Chloride Saturated Bovine Lactoperoxidase at 2.5 A Resolution Shows Multiple Halide Binding Sites To Be Published.
Page generated: Tue Jul 8 07:56:52 2025

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