Chlorine in PDB 8u4f: Crystal Structure of BLCEL9A From Glycoside Hydrolase Family 9 in Complex with Cellohexaose

Enzymatic activity of Crystal Structure of BLCEL9A From Glycoside Hydrolase Family 9 in Complex with Cellohexaose

All present enzymatic activity of Crystal Structure of BLCEL9A From Glycoside Hydrolase Family 9 in Complex with Cellohexaose:
3.2.1.4;

Protein crystallography data

The structure of Crystal Structure of BLCEL9A From Glycoside Hydrolase Family 9 in Complex with Cellohexaose, PDB code: 8u4f was solved by E.A.Araujo, I.Polikarpov, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

*Resolution Low / High (Å)*	49.12 / 2.01
*Space group*	C 1 2 1
*Cell size a, b, c (Å), α, β, γ (°)*	133.505, 67.641, 100.64, 90, 124.83, 90
*R / R_free (%)*	17.8 / 22.7

Other elements in 8u4f:

The structure of Crystal Structure of BLCEL9A From Glycoside Hydrolase Family 9 in Complex with Cellohexaose also contains other interesting chemical elements:

Calcium	(Ca)	2 atoms
Sodium	(Na)	1 atom

Chlorine Binding Sites:

The binding sites of Chlorine atom in the Crystal Structure of BLCEL9A From Glycoside Hydrolase Family 9 in Complex with Cellohexaose (pdb code 8u4f). 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 BLCEL9A From Glycoside Hydrolase Family 9 in Complex with Cellohexaose, PDB code: 8u4f:

Chlorine binding site 1 out of 1 in 8u4f

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Chlorine Binding Sites List in 8u4f

Chlorine binding site 1 out of 1 in the Crystal Structure of BLCEL9A From Glycoside Hydrolase Family 9 in Complex with Cellohexaose

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 BLCEL9A From Glycoside Hydrolase Family 9 in Complex with Cellohexaose within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Cl708 b:32.4 occ:1.00	O	A:HOH1282	3.2	26.8	1.0
	N	A:SER563	3.2	24.5	1.0
	N	A:ALA564	3.2	20.8	1.0
	CB	A:SER563	3.5	26.0	1.0
	CA	A:GLY561	3.6	20.6	1.0
	N	A:GLN562	3.7	18.7	1.0
	CA	A:SER563	3.7	22.3	1.0
	C	A:GLY561	3.7	22.2	1.0
	O	A:HOH1268	3.8	20.5	1.0
	C	A:SER563	3.9	24.9	1.0
	CB	A:ALA564	3.9	22.5	1.0
	CA	A:ALA564	4.1	23.4	1.0
	C	A:GLN562	4.2	23.4	1.0
	OG	A:SER563	4.3	31.9	1.0
	O	A:GLY561	4.4	19.6	1.0
	CA	A:GLN562	4.5	24.7	1.0
	O	A:HOH928	4.5	26.3	1.0
	O	A:GLY560	4.6	18.4	1.0
	N	A:GLY561	4.6	18.4	1.0
	O	A:HOH1503	4.6	36.2	1.0
	C	A:GLY560	5.0	18.1	1.0

Reference:

E.A.De Araujo, A.A.Cortez, V.O.A.Pellegrini, M.M.Vacilotto, A.F.Cruz, P.R.Batista, I.Polikarpov. Molecular Mechanism of Cellulose Depolymerization By the Two-Domain BLCEL9A Enzyme From the Glycoside Hydrolase Family 9. Carbohydr Polym V. 329 21739 2024.
ISSN: ESSN 1879-1344
PubMed: 38286536
DOI: 10.1016/J.CARBPOL.2023.121739

Page generated: Sun Jul 13 14:42:09 2025

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