English Statistics Help FAQ Contact Us
Download >>
Links

PDBj (Protein Data Bank Japan) maintains a centralized PDB archive of macromolecular structures and provides integrated tools, in collaboration with the RCSB, the BMRB in USA and the PDBe in EU. PDBj is supported by JST-NBDC and Osaka University.

MineSummary [1c7t]

Summary Structural Experimental Function Sequence Neighbor Download Link

<Asymmetric unit>

More images...
View in 3D molecule viewer
( jV3 / Jmol ) *1
<Biological unit>
jv_1c7t.jpg
View in 3D molecule viewer
( jV3 ) *1
PDB ID1c7t  sequence information (FASTA format)   
RELATED PDB ID1qba, 1qbb, 1qbc, 1c7s
DescriptorBETA-N-ACETYLHEXOSAMINIDASE (E.C.3.2.1.52)
TitleBETA-N-ACETYLHEXOSAMINIDASE MUTANT E540D COMPLEXED WITH DI-N ACETYL-D-GLUCOSAMINE (CHITOBIASE)
Functional KeywordsGLYCOSYL HYDROLASE, BETA-N-ACETYLHEXOSAMINIDASE, CHITINOLYSIN, A/B(TIM)-BARREL, SITE DIRECTED MUTAGENESIS, PROTON DONOR, X-RAY DIFFRACTION, CO-CRYSTAL STRUCTURE
Biological sourceSerratia marcescens
Cellular location [UNP - Q54468] Periplasm
Total number of polymer chains1
Total molecular weight96780.5 (the details in Structural Details Page)
AuthorsPrag, G. , Papanikolau, Y. , Tavlas, G. , Vorgias, C.E. , Petratos, K. , Oppenheim, A.B. (deposition date : 2000-03-17, release date : 2000-09-20)
Primary citationPrag, G. , Papanikolau, Y. , Tavlas, G. , Vorgias, C.E. , Petratos, K. , Oppenheim, A.B.
Structures of chitobiase mutants complexed with the substrate Di-N-acetyl-d-glucosamine: the catalytic role of the conserved acidic pair, aspartate 539 and glutamate 540.
J. Mol. Biol., 300:611 - 617, 2000.(PubMed : 10884356)  (DOI: 10.1006/jmbi.2000.3906)
Experimental methodX-RAY DIFFRACTION ( 1.90[Å] )
Other Database Information
Yorodumi , CATH , CE , FSSP , SCOP , VAST , UniProt ( Q54468 ) , eF-site , KEGG ( EC 3.2.1.52 ) , PISA