Entry Database : PDB / ID : 1np0 Structure visualization Downloads & linksTitle Human lysosomal beta-hexosaminidase isoform B in complex with intermediate analogue NAG-thiazoline Components(Beta-hexosaminidase subunit beta chain ...) x 2 Beta-hexosaminidase subunit beta DetailsKeywords HYDROLASE / (beta/alpha)8-barrel / homodimer / family 20 glycosidaseFunction / homology Function and homology informationFunction Domain/homology Component
beta-N-acetylhexosaminidase complex / Defective HEXB causes GM2G2 / chondroitin sulfate catabolic process / Keratan sulfate degradation / dermatan sulfate catabolic process / penetration of zona pellucida / CS/DS degradation / Hyaluronan uptake and degradation / male courtship behavior / cortical granule ... beta-N-acetylhexosaminidase complex / Defective HEXB causes GM2G2 / chondroitin sulfate catabolic process / Keratan sulfate degradation / dermatan sulfate catabolic process / penetration of zona pellucida / CS/DS degradation / Hyaluronan uptake and degradation / male courtship behavior / cortical granule / glycosaminoglycan metabolic process / acetylglucosaminyltransferase activity / astrocyte cell migration / beta-N-acetylhexosaminidase activity / hyaluronan catabolic process / phospholipid biosynthetic process / maintenance of location in cell / beta-N-acetylhexosaminidase / N-acetyl-beta-D-galactosaminidase activity / lipid storage / Glycosphingolipid catabolism / ganglioside catabolic process / oligosaccharide catabolic process / azurophil granule / oogenesis / lysosome organization / neuromuscular process controlling balance / single fertilization / myelination / lysosomal lumen / acrosomal vesicle / skeletal system development / locomotory behavior / sensory perception of sound / intracellular calcium ion homeostasis / neuron cellular homeostasis / azurophil granule lumen / regulation of cell shape / lysosome / Neutrophil degranulation / positive regulation of transcription by RNA polymerase II / extracellular exosome / extracellular region / identical protein binding / membrane Similarity search - Function Beta-hexosaminidase, eukaryotic type, N-terminal / beta-acetyl hexosaminidase like / Beta-hexosaminidase / Glycoside hydrolase family 20, catalytic domain / Glycosyl hydrolase family 20, catalytic domain / Beta-hexosaminidase-like, domain 2 / Glycoside hydrolase superfamily Similarity search - Domain/homologyBiological species Homo sapiens (human)Method X-RAY DIFFRACTION / SYNCHROTRON / FOURIER SYNTHESIS / Resolution : 2.5 Å DetailsAuthors Mark, B.L. / Mahuran, D.J. / Cherney, M.M. / Zhao, D. / Knapp, S. / James, M.N.G. CitationJournal : J.Mol.Biol. / Year : 2003Title : Crystal structure of Human beta-hexosaminidase B: Understanding the molecular basis of Sandhoff and Tay-Sachs diseaseAuthors : Mark, B.L. / Mahuran, D.J. / Cherney, M.M. / Zhao, D. / Knapp, S. / James, M.N.G. History Deposition Jan 16, 2003 Deposition site : RCSB / Processing site : RCSBRevision 1.0 Apr 29, 2003 Provider : repository / Type : Initial releaseRevision 1.1 Apr 29, 2008 Group : Version format complianceRevision 1.2 Jul 13, 2011 Group : Advisory / Derived calculations / Version format complianceRevision 2.0 Aug 16, 2017 Group : Advisory / Atomic model ... Advisory / Atomic model / Database references / Derived calculations / Polymer sequence / Source and taxonomy / Structure summary Category : atom_site / entity ... atom_site / entity / entity_name_com / entity_poly / entity_poly_seq / entity_src_nat / pdbx_distant_solvent_atoms / pdbx_struct_assembly / pdbx_struct_assembly_gen / pdbx_struct_assembly_prop / pdbx_struct_sheet_hbond / pdbx_unobs_or_zero_occ_residues / struct_conf / struct_conn / struct_ref / struct_ref_seq / struct_sheet_range / struct_site_gen Item : _atom_site.B_iso_or_equiv / _atom_site.Cartn_x ... _atom_site.B_iso_or_equiv / _atom_site.Cartn_x / _atom_site.Cartn_y / _atom_site.Cartn_z / _atom_site.auth_asym_id / _atom_site.label_asym_id / _atom_site.label_entity_id / _atom_site.label_seq_id / _pdbx_struct_assembly.oligomeric_count / _pdbx_struct_assembly.oligomeric_details / _pdbx_struct_assembly_gen.asym_id_list / _pdbx_struct_assembly_prop.value / _pdbx_struct_sheet_hbond.range_1_auth_asym_id / _pdbx_struct_sheet_hbond.range_1_label_asym_id / _pdbx_struct_sheet_hbond.range_1_label_seq_id / _pdbx_struct_sheet_hbond.range_2_auth_asym_id / _pdbx_struct_sheet_hbond.range_2_label_asym_id / _pdbx_struct_sheet_hbond.range_2_label_seq_id / _struct_conf.beg_auth_asym_id / _struct_conf.beg_label_asym_id / _struct_conf.beg_label_seq_id / _struct_conf.end_auth_asym_id / _struct_conf.end_label_asym_id / _struct_conf.end_label_seq_id / _struct_conn.ptnr1_auth_asym_id / _struct_conn.ptnr1_label_asym_id / _struct_conn.ptnr1_label_seq_id / _struct_conn.ptnr2_auth_asym_id / _struct_conn.ptnr2_label_asym_id / _struct_conn.ptnr2_label_seq_id / _struct_sheet_range.beg_auth_asym_id / _struct_sheet_range.beg_label_asym_id / _struct_sheet_range.beg_label_seq_id / _struct_sheet_range.end_auth_asym_id / _struct_sheet_range.end_label_asym_id / _struct_sheet_range.end_label_seq_id / _struct_site_gen.auth_asym_id / _struct_site_gen.label_asym_id / _struct_site_gen.label_seq_id Revision 3.0 Jul 29, 2020 Group : Atomic model / Data collection ... Atomic model / Data collection / Derived calculations / Structure summary Category : atom_site / chem_comp ... atom_site / chem_comp / entity / pdbx_branch_scheme / pdbx_chem_comp_identifier / pdbx_entity_branch / pdbx_entity_branch_descriptor / pdbx_entity_branch_link / pdbx_entity_branch_list / pdbx_entity_nonpoly / pdbx_nonpoly_scheme / pdbx_struct_assembly_gen / struct_asym / struct_conn / struct_site / struct_site_gen Item : _atom_site.B_iso_or_equiv / _atom_site.Cartn_x ... _atom_site.B_iso_or_equiv / _atom_site.Cartn_x / _atom_site.Cartn_y / _atom_site.Cartn_z / _atom_site.auth_asym_id / _atom_site.auth_atom_id / _atom_site.auth_comp_id / _atom_site.auth_seq_id / _atom_site.label_asym_id / _atom_site.label_atom_id / _atom_site.label_comp_id / _atom_site.label_entity_id / _atom_site.type_symbol / _chem_comp.name / _chem_comp.type / _entity.formula_weight / _entity.pdbx_description / _entity.pdbx_number_of_molecules / _entity.type / _pdbx_struct_assembly_gen.asym_id_list / _struct_conn.pdbx_leaving_atom_flag / _struct_conn.pdbx_role / _struct_conn.ptnr1_auth_asym_id / _struct_conn.ptnr1_auth_seq_id / _struct_conn.ptnr1_label_asym_id / _struct_conn.ptnr2_auth_asym_id / _struct_conn.ptnr2_auth_seq_id / _struct_conn.ptnr2_label_asym_id Description : Carbohydrate remediation / Provider : repository / Type : RemediationRevision 3.1 Aug 16, 2023 Group : Data collection / Database references ... Data collection / Database references / Refinement description / Structure summary Category : chem_comp / chem_comp_atom ... chem_comp / chem_comp_atom / chem_comp_bond / database_2 / pdbx_initial_refinement_model Item : _chem_comp.pdbx_synonyms / _database_2.pdbx_DOI / _database_2.pdbx_database_accession
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