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Calcium in PDB 1q2e: Cellobiohydrolase CEL7A with Loop Deletion 245-252 and Bound Non- Hydrolysable Cellotetraose

Enzymatic activity of Cellobiohydrolase CEL7A with Loop Deletion 245-252 and Bound Non- Hydrolysable Cellotetraose

All present enzymatic activity of Cellobiohydrolase CEL7A with Loop Deletion 245-252 and Bound Non- Hydrolysable Cellotetraose:
3.2.1.91;

Protein crystallography data

The structure of Cellobiohydrolase CEL7A with Loop Deletion 245-252 and Bound Non- Hydrolysable Cellotetraose, PDB code: 1q2e was solved by J.Stahlberg, M.Harris, T.A.Jones, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.00 / 1.75
Space group P 21 21 2
Cell size a, b, c (Å), α, β, γ (°) 83.340, 84.310, 110.350, 90.00, 90.00, 90.00
R / Rfree (%) 22.6 / 23.9

Calcium Binding Sites:

The binding sites of Calcium atom in the Cellobiohydrolase CEL7A with Loop Deletion 245-252 and Bound Non- Hydrolysable Cellotetraose (pdb code 1q2e). 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 Cellobiohydrolase CEL7A with Loop Deletion 245-252 and Bound Non- Hydrolysable Cellotetraose, PDB code: 1q2e:

Calcium binding site 1 out of 1 in 1q2e

Go back to Calcium Binding Sites List in 1q2e
Calcium binding site 1 out of 1 in the Cellobiohydrolase CEL7A with Loop Deletion 245-252 and Bound Non- Hydrolysable Cellotetraose


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Cellobiohydrolase CEL7A with Loop Deletion 245-252 and Bound Non- Hydrolysable Cellotetraose within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca499

b:54.3
occ:1.00
 OE2 B:GLU295 2.2 8.0 1.0
CD B:GLU295 3.2 8.3 1.0
OG B:SER297 3.4 8.0 1.0
OE1 B:GLU295 3.6 7.8 1.0
CB B:SER297 3.7 7.6 1.0
O B:HOH1294 3.7 9.6 1.0
O B:HOH1106 3.8 9.9 1.0
OE2 B:GLU325 4.2 6.9 1.0
CG B:GLU295 4.4 7.8 1.0
OE1 B:GLU325 4.8 8.1 1.0
CD B:GLU325 4.9 8.2 1.0
CB B:ALA299 4.9 6.2 1.0

Reference:

I.Von Ossowski, J.Stahlberg, A.Koivula, K.Piens, D.Becker, H.Boer, R.Harle, M.Harris, C.Divne, S.Mahdi, Y.Zhao, H.Driguez, M.Claeyssens, M.L.Sinnott, T.T.Teeri. Engineering the Exo-Loop of Trichoderma Reesei Cellobiohydrolase, CEL7A. A Comparison with Phanerochaete Chrysosporium CEL7D J.Mol.Biol. V. 333 817 2003.
ISSN: ISSN 0022-2836
PubMed: 14568538
DOI: 10.1016/S0022-2836(03)00881-7
Page generated: Mon Jul 7 18:21:19 2025

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