1C7S | Hydrolase | date | Mar 14, 2000 |
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title | Beta-N-Acetylhexosaminidase Mutant D539a Complexed With Di-N Beta-D-Glucosamine (Chitobiase) | ||||||||||||||
authors | G.Prag, Y.Papanikolau, G.Tavlas, C.E.Vorgias, K.Petratos, A.B.Opp | ||||||||||||||
compound | source | ||||||||||||||
Molecule: Beta-N-Acetylhexosaminidase Chain: A Fragment: Mature Protein, Periplasmatic Targeting Sequence 1-27 Cleaved Off During Maturation; Synonym: N-Acetyl-Beta-D-Glucosaminidase, Chitobiase Ec: 3.2.1.52 Engineered: Yes Mutation: Yes Other_details: Complexed With Dinag |
Organism_scientific: Serratia Marcescens Organism_taxid: 615 Strain: A9301 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Xl1-Blue Expression_system_cellular_location: Periplasm Expression_system_plasmid: Pkk177-3 | ||||||||||||||
symmetry | Space Group: P 21 21 2 |
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crystal cell |
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method | X-Ray Diffraction | resolution | 1.80 Å | ||||||||||||
ligand | NAG, SO4 | enzyme | Hydrolase E.C.3.2.1.52 BRENDA | ||||||||||||
related structures | by homologous chain: 1QBA | ||||||||||||||
Gene Ontology |
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Primary reference | 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., Prag G, Papanikolau Y, Tavlas G, Vorgias CE, Petratos K, Oppenheim AB, J Mol Biol 2000 Jul 14;300(3):611-7. PMID:10884356 |
Data retrieval |
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Structure-derived information |
- Domain d1c7sa4, region A:201-337 [Jmol] [rasmolscript] [script source] - Domain d1c7sa2, region A:28-200 [Jmol] [rasmolscript] [script source] - Domain d1c7sa3, region A:338-780 [Jmol] [rasmolscript] [script source] - Domain d1c7sa1, region A:781-885 [Jmol] [rasmolscript] [script source] |
Sequence-derived information |
Other resources with information on 1C7S |
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OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science |