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Calcium in PDB 3gzk: Structure of A. Acidocaldarius Cellulase Cela

Enzymatic activity of Structure of A. Acidocaldarius Cellulase Cela

All present enzymatic activity of Structure of A. Acidocaldarius Cellulase Cela:
3.2.1.4;

Protein crystallography data

The structure of Structure of A. Acidocaldarius Cellulase Cela, PDB code: 3gzk was solved by S.Morera, K.Eckert, A.Vigouroux, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 19.73 / 1.80
Space group P 21 21 2
Cell size a, b, c (Å), α, β, γ (°) 84.920, 129.300, 49.040, 90.00, 90.00, 90.00
R / Rfree (%) 18.3 / 21.3

Other elements in 3gzk:

The structure of Structure of A. Acidocaldarius Cellulase Cela also contains other interesting chemical elements:

Zinc (Zn) 1 atom

Calcium Binding Sites:

The binding sites of Calcium atom in the Structure of A. Acidocaldarius Cellulase Cela (pdb code 3gzk). 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 Structure of A. Acidocaldarius Cellulase Cela, PDB code: 3gzk:

Calcium binding site 1 out of 1 in 3gzk

Go back to Calcium Binding Sites List in 3gzk
Calcium binding site 1 out of 1 in the Structure of A. Acidocaldarius Cellulase Cela


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure of A. Acidocaldarius Cellulase Cela within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca538

b:14.5
occ:1.00
OD2 A:ASP302 2.3 16.4 1.0
O A:ALA344 2.4 16.1 1.0
OE2 A:GLU308 2.4 17.4 1.0
O A:GLU304 2.5 17.3 1.0
O A:HOH651 2.5 15.4 1.0
OD2 A:ASP307 2.5 13.2 1.0
OE1 A:GLU308 2.5 17.9 1.0
OD1 A:ASP307 2.6 14.8 1.0
CD A:GLU308 2.8 15.3 1.0
CG A:ASP307 2.9 14.7 1.0
CG A:ASP302 3.3 18.1 1.0
C A:ALA344 3.6 15.1 1.0
C A:GLU304 3.6 17.4 1.0
OD1 A:ASP302 3.6 17.9 1.0
O A:HOH601 4.2 16.9 1.0
CG A:GLU308 4.3 15.7 1.0
CA A:ASP345 4.4 14.5 1.0
CB A:ASP307 4.4 14.6 1.0
CA A:LEU305 4.4 16.6 1.0
N A:ASP345 4.4 14.8 1.0
N A:LEU305 4.4 16.6 1.0
O A:HOH569 4.5 18.1 1.0
CB A:GLU304 4.5 18.1 1.0
CA A:GLU304 4.6 17.9 1.0
CA A:ALA344 4.6 14.7 1.0
OD2 A:ASP345 4.6 16.9 1.0
N A:GLU308 4.6 14.3 1.0
CG A:GLU304 4.7 18.3 1.0
CB A:ASP302 4.7 17.4 1.0
O A:HOH547 4.7 15.6 1.0
CD2 A:LEU305 4.8 16.2 1.0
N A:VAL346 4.9 13.5 1.0
N A:GLU304 5.0 18.1 1.0
CG2 A:VAL346 5.0 14.6 1.0
C A:LEU305 5.0 16.4 1.0
N A:ASP307 5.0 15.3 1.0

Reference:

K.Eckert, A.Vigouroux, L.Lo Leggio, S.Morera. Crystal Structures of A. Acidocaldarius Endoglucanase CEL9A in Complex with Cello-Oligosaccharides: Strong -1 and -2 Subsites Mimic Cellobiohydrolase Activity J.Mol.Biol. V. 394 61 2009.
ISSN: ISSN 0022-2836
PubMed: 19729024
DOI: 10.1016/J.JMB.2009.08.060
Page generated: Sat Dec 12 04:13:34 2020

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