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Calcium in PDB 1oz6: X-Ray Structure of Acidic Phospholipase A2 From Indian Saw- Scaled Viper (Echis Carinatus) with A Potent Platelet Aggregation Inhibitory Activity

Enzymatic activity of X-Ray Structure of Acidic Phospholipase A2 From Indian Saw- Scaled Viper (Echis Carinatus) with A Potent Platelet Aggregation Inhibitory Activity

All present enzymatic activity of X-Ray Structure of Acidic Phospholipase A2 From Indian Saw- Scaled Viper (Echis Carinatus) with A Potent Platelet Aggregation Inhibitory Activity:
3.1.1.4;

Protein crystallography data

The structure of X-Ray Structure of Acidic Phospholipase A2 From Indian Saw- Scaled Viper (Echis Carinatus) with A Potent Platelet Aggregation Inhibitory Activity, PDB code: 1oz6 was solved by J.Jasti, M.Paramasivam, A.Srinivasan, T.P.Singh, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.00 / 2.60
Space group P 21 21 2
Cell size a, b, c (Å), α, β, γ (°) 63.963, 57.876, 33.682, 90.00, 90.00, 90.00
R / Rfree (%) 19.2 / 25.7

Calcium Binding Sites:

The binding sites of Calcium atom in the X-Ray Structure of Acidic Phospholipase A2 From Indian Saw- Scaled Viper (Echis Carinatus) with A Potent Platelet Aggregation Inhibitory Activity (pdb code 1oz6). 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 X-Ray Structure of Acidic Phospholipase A2 From Indian Saw- Scaled Viper (Echis Carinatus) with A Potent Platelet Aggregation Inhibitory Activity, PDB code: 1oz6:

Calcium binding site 1 out of 1 in 1oz6

Go back to Calcium Binding Sites List in 1oz6
Calcium binding site 1 out of 1 in the X-Ray Structure of Acidic Phospholipase A2 From Indian Saw- Scaled Viper (Echis Carinatus) with A Potent Platelet Aggregation Inhibitory Activity


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of X-Ray Structure of Acidic Phospholipase A2 From Indian Saw- Scaled Viper (Echis Carinatus) with A Potent Platelet Aggregation Inhibitory Activity within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca134

b:18.4
occ:1.00
 O A:TYR28 2.5 22.7 1.0
O A:HOH224 2.5 47.9 1.0
O A:GLY32 2.6 33.4 1.0
OD2 A:ASP49 2.7 18.4 1.0
O A:GLY30 2.7 31.0 1.0
OD1 A:ASP49 2.9 17.4 1.0
CG A:ASP49 3.2 17.9 1.0
C A:TYR28 3.4 20.1 1.0
C A:GLY32 3.8 32.1 1.0
N A:GLY32 3.8 31.8 1.0
C A:GLY30 3.9 30.2 1.0
CA A:TYR28 4.1 19.0 1.0
C A:TRP31 4.2 32.8 1.0
O A:CYS29 4.3 16.2 1.0
C A:CYS29 4.3 20.1 1.0
O A:HOH139 4.3 1.1 1.0
CA A:TRP31 4.3 32.5 1.0
O A:HOH145 4.4 24.0 1.0
O A:HOH207 4.4 34.4 1.0
CA A:GLY32 4.4 32.0 1.0
N A:CYS29 4.4 19.6 1.0
N A:GLY30 4.6 23.2 1.0
N A:TRP31 4.6 32.0 1.0
CA A:CYS29 4.6 19.4 1.0
CB A:TYR28 4.6 16.9 1.0
CB A:ASP49 4.7 17.6 1.0
O A:CYS45 4.8 14.9 1.0
N A:GLY33 4.8 31.6 1.0
O A:HOH173 4.9 19.6 1.0
CA A:GLY30 4.9 27.3 1.0
CA A:GLY33 5.0 29.6 1.0

Reference:

J.Jasti, M.Paramasivam, A.Srinivasan, T.P.Singh. Structure of An Acidic Phospholipase A2 From Indian Saw-Scaled Viper (Echis Carinatus) at 2.6 A Resolution Reveals A Novel Intermolecular Interaction. Acta Crystallogr.,Sect.D V. 60 66 2004.
ISSN: ISSN 0907-4449
PubMed: 14684894
DOI: 10.1107/S090744490302208X
Page generated: Sat Dec 12 03:13:24 2020

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