4XHX image
Deposition Date 2015-01-06
Release Date 2016-01-20
Last Version Date 2024-01-10
Entry Detail
PDB ID:
4XHX
Keywords:
HYDROLASE
Title:
Crystal structure of the NanB sialidase from streptococcus pneumoniae in complex with Optactin and 2-[(3-Chlorobenzyl)ammonio]ethanesulfonate
Biological Source:
Source Organism:
Streptococcus pneumoniae serotype 4 (strain ATCC BAA-334 / TIGR4) (Taxon ID: 170187)
Host Organism:
Escherichia coli BL21(DE3)
Method Details:
Experimental Method:
X-RAY DIFFRACTION
Resolution:
2.10 Å
R-Value Free:
0.22
R-Value Work:
0.16
R-Value Observed:
0.17
Space Group:
P 21 21 21
4XHX validation report
Macromolecular Entities
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Sialidase B
Gene (Uniprot):nanB
Mutagens:D643G
Chain IDs:A
Chain Length:658
Number of Molecules:1
Biological Source:Streptococcus pneumoniae serotype 4 (strain ATCC BAA-334 / TIGR4)
UniProt ID:Q54727 Pfam ID:PF02973, PF02012, PF13088 EC:3.2.1.18
Ligand Molecules
DMS
JKK
OPX
Primary Citation
The Hunt for Serendipitous Allosteric Sites: Discovery of a novel allosteric inhibitor of the bacterial sialidase NanB
To be published ? ? ? (?)
Primary Citation of related structures
4XHX