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Calcium in PDB 1mkt: Carboxylic Ester Hydrolase, 1.72 Angstrom Trigonal Form of the Bovine Recombinant PLA2 Enzyme

Enzymatic activity of Carboxylic Ester Hydrolase, 1.72 Angstrom Trigonal Form of the Bovine Recombinant PLA2 Enzyme

All present enzymatic activity of Carboxylic Ester Hydrolase, 1.72 Angstrom Trigonal Form of the Bovine Recombinant PLA2 Enzyme:
3.1.1.4;

Protein crystallography data

The structure of Carboxylic Ester Hydrolase, 1.72 Angstrom Trigonal Form of the Bovine Recombinant PLA2 Enzyme, PDB code: 1mkt was solved by M.Sundaralingam, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 8.00 / 1.72
Space group P 31 2 1
Cell size a, b, c (Å), α, β, γ (°) 46.780, 46.780, 102.890, 90.00, 90.00, 120.00
R / Rfree (%) 19.5 / 28.4

Calcium Binding Sites:

The binding sites of Calcium atom in the Carboxylic Ester Hydrolase, 1.72 Angstrom Trigonal Form of the Bovine Recombinant PLA2 Enzyme (pdb code 1mkt). 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 Carboxylic Ester Hydrolase, 1.72 Angstrom Trigonal Form of the Bovine Recombinant PLA2 Enzyme, PDB code: 1mkt:

Calcium binding site 1 out of 1 in 1mkt

Go back to Calcium Binding Sites List in 1mkt
Calcium binding site 1 out of 1 in the Carboxylic Ester Hydrolase, 1.72 Angstrom Trigonal Form of the Bovine Recombinant PLA2 Enzyme


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Carboxylic Ester Hydrolase, 1.72 Angstrom Trigonal Form of the Bovine Recombinant PLA2 Enzyme within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca124

b:20.1
occ:1.00
 O A:GLY32 2.2 29.1 1.0
O A:TYR28 2.2 18.6 1.0
O A:GLY30 2.3 23.6 1.0
OD2 A:ASP49 2.3 17.4 1.0
O A:HOH202 2.5 22.9 1.0
O A:HOH203 2.5 27.3 1.0
OD1 A:ASP49 2.6 15.8 1.0
CG A:ASP49 2.8 18.6 1.0
C A:GLY32 3.4 30.4 1.0
C A:TYR28 3.4 16.3 1.0
C A:GLY30 3.5 23.8 1.0
N A:GLY30 3.8 22.7 1.0
N A:GLY32 3.9 31.3 1.0
CA A:GLY32 4.1 30.3 1.0
C A:LEU31 4.2 30.4 1.0
CA A:TYR28 4.2 17.6 1.0
O A:HOH205 4.4 30.2 1.0
CB A:ASP49 4.4 15.4 1.0
CA A:GLY30 4.4 22.8 1.0
O A:HOH226 4.4 35.5 1.0
N A:GLY33 4.4 30.0 1.0
O A:HOH289 4.4 41.8 1.0
N A:CYS29 4.5 15.4 1.0
O A:LEU31 4.5 34.1 1.0
N A:LEU31 4.5 27.2 1.0
O A:HOH241 4.5 31.4 1.0
O A:HOH266 4.5 50.5 1.0
CB A:TYR28 4.6 15.1 1.0
CA A:GLY33 4.6 31.2 1.0
C A:CYS29 4.6 20.0 1.0
CA A:CYS29 4.7 16.4 1.0
CA A:LEU31 4.7 29.9 1.0

Reference:

K.Sekar, C.Sekharudu, M.D.Tsai, M.Sundaralingam. 1.72 A Resolution Refinement of the Trigonal Form of Bovine Pancreatic Phospholipase A2. Acta Crystallogr.,Sect.D V. 54 342 1998.
ISSN: ISSN 0907-4449
PubMed: 9761901
DOI: 10.1107/S0907444997012493
Page generated: Mon Jul 7 17:19:19 2025

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