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Chlorine in PDB 2ej1: Crystal Structure of CEL44A, Gh Family 44 Endoglucanase From Clostridium Thermocellum

Enzymatic activity of Crystal Structure of CEL44A, Gh Family 44 Endoglucanase From Clostridium Thermocellum

All present enzymatic activity of Crystal Structure of CEL44A, Gh Family 44 Endoglucanase From Clostridium Thermocellum:
3.2.1.151; 3.2.1.4;

Protein crystallography data

The structure of Crystal Structure of CEL44A, Gh Family 44 Endoglucanase From Clostridium Thermocellum, PDB code: 2ej1 was solved by Y.Kitago, S.Karita, N.Watanabe, K.Sakka, I.Tanaka, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 19.71 / 1.80
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 47.898, 59.095, 171.330, 90.00, 90.00, 90.00
R / Rfree (%) 16.2 / 18.5

Other elements in 2ej1:

The structure of Crystal Structure of CEL44A, Gh Family 44 Endoglucanase From Clostridium Thermocellum also contains other interesting chemical elements:

Calcium (Ca) 1 atom
Zinc (Zn) 1 atom

Chlorine Binding Sites:

The binding sites of Chlorine atom in the Crystal Structure of CEL44A, Gh Family 44 Endoglucanase From Clostridium Thermocellum (pdb code 2ej1). 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 CEL44A, Gh Family 44 Endoglucanase From Clostridium Thermocellum, PDB code: 2ej1:

Chlorine binding site 1 out of 1 in 2ej1

Go back to Chlorine Binding Sites List in 2ej1
Chlorine binding site 1 out of 1 in the Crystal Structure of CEL44A, Gh Family 44 Endoglucanase From Clostridium Thermocellum


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 CEL44A, Gh Family 44 Endoglucanase From Clostridium Thermocellum within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Cl702

b:11.2
occ:1.00
 N A:ALA188 3.1 9.0 1.0
N A:TYR233 3.2 8.8 1.0
CB A:ALA188 3.3 10.1 1.0
CA A:GLN186 3.3 8.8 1.0
C A:GLN186 3.4 8.9 1.0
N A:PRO187 3.6 8.0 1.0
CA A:LEU232 3.6 8.2 1.0
CA A:ALA188 3.7 9.1 1.0
CD2 A:TYR233 3.7 12.0 1.0
CB A:GLN186 3.7 9.1 1.0
CD A:PRO187 3.8 8.5 1.0
CB A:ALA237 3.8 12.6 1.0
O A:GLN186 3.8 8.5 1.0
CD2 A:LEU232 3.9 9.8 1.0
C A:LEU232 3.9 9.4 1.0
CB A:TYR233 3.9 10.3 1.0
N A:LEU189 4.1 9.4 1.0
C A:PRO187 4.1 9.2 1.0
CA A:TYR233 4.2 9.5 1.0
CG A:PRO187 4.2 9.1 1.0
C A:ALA188 4.2 9.9 1.0
CB A:LEU232 4.2 8.1 1.0
CG A:TYR233 4.3 11.6 1.0
O A:ALA231 4.3 9.0 1.0
CA A:PRO187 4.4 9.8 1.0
CG A:GLN186 4.6 10.9 1.0
N A:LEU232 4.6 8.9 1.0
N A:GLN186 4.7 9.3 1.0
CG A:LEU189 4.7 11.0 1.0
CG A:LEU232 4.7 9.2 1.0
CE2 A:TYR233 4.7 12.8 1.0
C A:ALA231 4.9 9.9 1.0

Reference:

Y.Kitago, S.Karita, N.Watanabe, M.Kamiya, T.Aizawa, K.Sakka, I.Tanaka. Crystal Structure of CEL44A, A Glycoside Hydrolase Family 44 Endoglucanase From Clostridium Thermocellum. J.Biol.Chem. V. 282 35703 2007.
ISSN: ISSN 0021-9258
PubMed: 17905739
DOI: 10.1074/JBC.M706835200
Page generated: Thu Jul 10 22:00:25 2025

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