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Chlorine in PDB 2zal: Crystal Structure of E. Coli Isoaspartyl Aminopeptidase/L-Asparaginase in Complex with L-Aspartate

Enzymatic activity of Crystal Structure of E. Coli Isoaspartyl Aminopeptidase/L-Asparaginase in Complex with L-Aspartate

All present enzymatic activity of Crystal Structure of E. Coli Isoaspartyl Aminopeptidase/L-Asparaginase in Complex with L-Aspartate:
3.4.19.5; 3.5.1.1;

Protein crystallography data

The structure of Crystal Structure of E. Coli Isoaspartyl Aminopeptidase/L-Asparaginase in Complex with L-Aspartate, PDB code: 2zal was solved by K.Michalska, K.Brzezinski, M.Jaskolski, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.00 / 1.90
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 49.890, 77.280, 147.530, 90.00, 90.00, 90.00
R / Rfree (%) 15.7 / 18.8

Other elements in 2zal:

The structure of Crystal Structure of E. Coli Isoaspartyl Aminopeptidase/L-Asparaginase in Complex with L-Aspartate also contains other interesting chemical elements:

Calcium (Ca) 5 atoms
Sodium (Na) 2 atoms

Chlorine Binding Sites:

The binding sites of Chlorine atom in the Crystal Structure of E. Coli Isoaspartyl Aminopeptidase/L-Asparaginase in Complex with L-Aspartate (pdb code 2zal). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total only one binding site of Chlorine was determined in the Crystal Structure of E. Coli Isoaspartyl Aminopeptidase/L-Asparaginase in Complex with L-Aspartate, PDB code: 2zal:

Chlorine binding site 1 out of 1 in 2zal

Go back to Chlorine Binding Sites List in 2zal
Chlorine binding site 1 out of 1 in the Crystal Structure of E. Coli Isoaspartyl Aminopeptidase/L-Asparaginase in Complex with L-Aspartate


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Crystal Structure of E. Coli Isoaspartyl Aminopeptidase/L-Asparaginase in Complex with L-Aspartate within 5.0Å range:
probe atom residue distance (Å) B Occ
C:Cl807

b:22.5
occ:1.00
O C:HOH836 3.0 25.3 1.0
NE2 C:GLN23 3.2 5.5 1.0
CD2 C:LEU22 3.9 2.9 1.0
CG C:GLN23 3.9 7.6 1.0
CB C:LEU22 3.9 4.7 1.0
CD C:GLN23 4.1 9.0 1.0
CG C:LEU22 4.2 4.5 1.0
N C:GLN23 4.4 5.6 1.0
CA C:LEU22 4.8 4.8 1.0
C C:LEU22 4.8 4.8 1.0
CB C:GLN23 4.9 6.0 1.0
O C:HOH820 5.0 29.7 1.0

Reference:

K.Michalska, K.Brzezinski, M.Jaskolski. Crystal Structure of Isoaspartyl Aminopeptidase in Complex with L-Aspartate J.Biol.Chem. V. 280 28484 2005.
ISSN: ISSN 0021-9258
PubMed: 15946951
DOI: 10.1074/JBC.M504501200
Page generated: Fri Jul 11 02:53:04 2025

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