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Sodium in PDB 6kqu: Crystal Structure of Phospholipase A2

Enzymatic activity of Crystal Structure of Phospholipase A2

All present enzymatic activity of Crystal Structure of Phospholipase A2:
3.1.1.4;

Protein crystallography data

The structure of Crystal Structure of Phospholipase A2, PDB code: 6kqu was solved by S.Hou, T.Xu, J.Liu, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 18.80 / 2.00
Space group P 21 2 2
Cell size a, b, c (Å), α, β, γ (°) 48.839, 61.117, 63.404, 90.00, 90.00, 90.00
R / Rfree (%) 19.7 / 23.9

Other elements in 6kqu:

The structure of Crystal Structure of Phospholipase A2 also contains other interesting chemical elements:

Chlorine (Cl) 6 atoms
Calcium (Ca) 1 atom

Sodium Binding Sites:

The binding sites of Sodium atom in the Crystal Structure of Phospholipase A2 (pdb code 6kqu). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total only one binding site of Sodium was determined in the Crystal Structure of Phospholipase A2, PDB code: 6kqu:

Sodium binding site 1 out of 1 in 6kqu

Go back to Sodium Binding Sites List in 6kqu
Sodium binding site 1 out of 1 in the Crystal Structure of Phospholipase A2


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Crystal Structure of Phospholipase A2 within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Na209

b:8.1
occ:1.00
OG1 A:THR81 2.9 10.6 1.0
O A:HOH391 3.4 18.8 1.0
CB A:THR81 3.7 10.0 1.0
CG2 A:THR81 4.5 10.4 1.0
N A:THR81 4.9 9.9 1.0
CA A:THR81 4.9 9.9 1.0

Reference:

S.Hou, Y.Zhang, J.Xu, J.Bai, J.Liu, J.Xie, T.Xu. Residue ASN21 Acts As A Switch For Calcium Binding to Modulate the Enzymatic Activity of Human Phospholipase A2 Group Iie. Biochimie V. 176 117 2020.
ISSN: ISSN 0300-9084
PubMed: 32659444
DOI: 10.1016/J.BIOCHI.2020.07.003
Page generated: Tue Oct 8 11:34:07 2024

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