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Calcium in PDB 2w68: Enhancing the Receptor Affinity of the Sialic Acid-Binding Domain of Vibrio Cholerae Sialidase Through Multivalency

Enzymatic activity of Enhancing the Receptor Affinity of the Sialic Acid-Binding Domain of Vibrio Cholerae Sialidase Through Multivalency

All present enzymatic activity of Enhancing the Receptor Affinity of the Sialic Acid-Binding Domain of Vibrio Cholerae Sialidase Through Multivalency:
3.2.1.18;

Protein crystallography data

The structure of Enhancing the Receptor Affinity of the Sialic Acid-Binding Domain of Vibrio Cholerae Sialidase Through Multivalency, PDB code: 2w68 was solved by H.Connaris, P.R.Crocker, G.L.Taylor, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 28.88 / 2.50
Space group C 2 2 21
Cell size a, b, c (Å), α, β, γ (°) 138.600, 197.620, 82.980, 90.00, 90.00, 90.00
R / Rfree (%) 21.5 / 25.6

Calcium Binding Sites:

The binding sites of Calcium atom in the Enhancing the Receptor Affinity of the Sialic Acid-Binding Domain of Vibrio Cholerae Sialidase Through Multivalency (pdb code 2w68). 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 Enhancing the Receptor Affinity of the Sialic Acid-Binding Domain of Vibrio Cholerae Sialidase Through Multivalency, PDB code: 2w68:

Calcium binding site 1 out of 1 in 2w68

Go back to Calcium Binding Sites List in 2w68
Calcium binding site 1 out of 1 in the Enhancing the Receptor Affinity of the Sialic Acid-Binding Domain of Vibrio Cholerae Sialidase Through Multivalency


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Enhancing the Receptor Affinity of the Sialic Acid-Binding Domain of Vibrio Cholerae Sialidase Through Multivalency within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca1211

b:32.9
occ:0.50
OG A:SER82 3.6 30.4 1.0
CB A:ASN84 4.1 33.8 1.0
NE2 A:GLN85 4.3 26.7 1.0
ND2 A:ASN84 4.4 41.6 1.0
CG A:GLN85 4.4 27.8 1.0
CD A:GLN85 4.5 26.1 1.0
CB A:SER82 4.6 31.1 1.0
CG A:ASN84 4.8 39.4 1.0
N A:GLN85 4.9 31.6 1.0

Reference:

H.Connaris, P.R.Crocker, G.L.Taylor. Enhancing the Receptor Affinity of the Sialic Acid- Binding Domain of Vibrio Cholerae Sialidase Through Multivalency J.Biol.Chem. V. 284 7339 2009.
ISSN: ISSN 0021-9258
PubMed: 19124471
DOI: 10.1074/JBC.M807398200
Page generated: Fri Jul 12 18:31:36 2024

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