ENSG00000049860


Homo sapiens

Features
Gene ID: ENSG00000049860
  
Biological name :HEXB
  
Synonyms : HEXB / hexosaminidase subunit beta / P07686
  
Possible biological names infered from orthology :
  
Species: Homo sapiens
  
Chr. number: 5
Strand: 1
Band: q13.3
Gene start: 74640023
Gene end: 74722647
  
Corresponding Affymetrix probe sets: 201944_at (Human Genome U133 Plus 2.0 Array)   
  
Cross references: Ensembl peptide - ENSP00000423713
Ensembl peptide - ENSP00000424550
Ensembl peptide - ENSP00000424939
Ensembl peptide - ENSP00000426285
Ensembl peptide - ENSP00000426384
Ensembl peptide - ENSP00000261416
NCBI entrez gene - 3074     See in Manteia.
OMIM - 606873
RefSeq - NM_000521
RefSeq - NM_001292004
RefSeq Peptide - NP_000512
RefSeq Peptide - NP_001278933
swissprot - Q5URX0
swissprot - D6REQ8
swissprot - H0Y9B6
swissprot - H0Y9M3
swissprot - H0YA83
swissprot - P07686
Ensembl - ENSG00000049860
  
Related genetic diseases (OMIM): 268800 - Sandhoff disease, infantile, juvenile, and adult forms, 268800
See expression report in BioGPS
See gene description in Wikigenes
See gene description in GeneCards
See co-cited genes in PubMed


Ortholog prediction (from Ensembl)
Ortholog nameID Species
 hexbENSDARG00000034368Danio rerio
 HEXBENSGALG00000014933Gallus gallus
 HexbENSMUSG00000021665Mus musculus


Paralog prediction (from Ensembl)
Paralog nameIDSimilarity(%)
HEXA / P06865 / hexosaminidase subunit alphaENSG0000021361452
AC009690.1ENSG0000026072916


Protein motifs (from Interpro)
Interpro ID Name
 IPR015883  Glycoside hydrolase family 20, catalytic domain
 IPR017853  Glycoside hydrolase superfamily
 IPR025705  Beta-hexosaminidase
 IPR029018  Beta-hexosaminidase-like, domain 2
 IPR029019  Beta-hexosaminidase, eukaryotic type, N-terminal


Gene Ontology (GO)
TypeGO IDTermEv.Code
 biological_processGO:0001501 skeletal system development IEA
 biological_processGO:0005975 carbohydrate metabolic process IEA
 biological_processGO:0006687 glycosphingolipid metabolic process IEA
 biological_processGO:0006689 ganglioside catabolic process IEA
 biological_processGO:0006874 cellular calcium ion homeostasis IEA
 biological_processGO:0007040 lysosome organization IEA
 biological_processGO:0007338 single fertilization IEA
 biological_processGO:0007341 penetration of zona pellucida IEA
 biological_processGO:0007605 sensory perception of sound IEA
 biological_processGO:0007626 locomotory behavior IEA
 biological_processGO:0008049 male courtship behavior IEA
 biological_processGO:0008152 metabolic process IEA
 biological_processGO:0008360 regulation of cell shape IEA
 biological_processGO:0008654 phospholipid biosynthetic process IEA
 biological_processGO:0009313 oligosaccharide catabolic process IEA
 biological_processGO:0019915 lipid storage IEA
 biological_processGO:0019953 sexual reproduction IEA
 biological_processGO:0030203 glycosaminoglycan metabolic process IEA
 biological_processGO:0030207 chondroitin sulfate catabolic process TAS
 biological_processGO:0030214 hyaluronan catabolic process TAS
 biological_processGO:0031323 regulation of cellular metabolic process IEA
 biological_processGO:0042340 keratan sulfate catabolic process TAS
 biological_processGO:0042552 myelination IEA
 biological_processGO:0043312 neutrophil degranulation TAS
 biological_processGO:0043615 astrocyte cell migration IEA
 biological_processGO:0044267 cellular protein metabolic process IEA
 biological_processGO:0045944 positive regulation of transcription by RNA polymerase II IEA
 biological_processGO:0048477 oogenesis IEA
 biological_processGO:0050885 neuromuscular process controlling balance IEA
 biological_processGO:0050905 neuromuscular process IEA
 cellular_componentGO:0001669 acrosomal vesicle IEA
 cellular_componentGO:0005576 extracellular region TAS
 cellular_componentGO:0005615 extracellular space IEA
 cellular_componentGO:0005764 lysosome IEA
 cellular_componentGO:0016020 membrane IEA
 cellular_componentGO:0035578 azurophil granule lumen TAS
 cellular_componentGO:0042582 azurophil granule IDA
 cellular_componentGO:0043202 lysosomal lumen TAS
 cellular_componentGO:0070062 extracellular exosome HDA
 molecular_functionGO:0004553 hydrolase activity, hydrolyzing O-glycosyl compounds IEA
 molecular_functionGO:0004563 beta-N-acetylhexosaminidase activity IEA
 molecular_functionGO:0005515 protein binding IPI
 molecular_functionGO:0008375 acetylglucosaminyltransferase activity IDA
 molecular_functionGO:0016787 hydrolase activity IEA
 molecular_functionGO:0016798 hydrolase activity, acting on glycosyl bonds IEA
 molecular_functionGO:0042803 protein homodimerization activity IEA
 molecular_functionGO:0046982 protein heterodimerization activity IDA
 molecular_functionGO:0102148 N-acetyl-beta-D-galactosaminidase activity IEA


Pathways (from Reactome)
Pathway description
Glycosphingolipid metabolism
Keratan sulfate degradation
CS/DS degradation
Hyaluronan uptake and degradation
Defective HEXB causes GM2G2
Neutrophil degranulation


Phenotype (from MGI, Zfin or HPO)
IDPhenotypeDefinition Genetic BG
 HP:0000020 Urinary incontinence "Loss of the ability to control the urinary bladder leading to involuntary urination." [HPO:sdoelken]
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 HP:0000158 Macroglossia "Increased length and width of the tongue." [pmid:19125428]
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 HP:0000256 Macrocephaly "The presence of an abnormally large `skull` (FMA:46565)." [HPO:probinson]
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 HP:0000280 Coarse facial features 
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 HP:0000618 Blindness 
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 HP:0000802 Impotence 
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 HP:0000966 Hypohidrosis "Abnormally diminished capacity to sweat." [HPO:curators]
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 HP:0000975 Hyperhidrosis "An abnormally increased perspiration." [HPO:probinson]
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 HP:0001251 Ataxia "Ataxia is a nonspecific neurological sign and symptom consisting of gross lack of coordination of muscle movements. Ataxia is caused by dysfunction of one or more parts of the nervous system including the cerebellum, the sensory nervous system, the vestibular system, or the cerebral cortex." [HPO:curators]
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 HP:0001260 Dysarthria "Dysarthric speech is a general description referring to a neurological speech disorder characterized by poor articulation. Depending on the involved neurological structures, dysarthria may be further classified as spastic, flaccid, ataxic, hyperkinetic and hypokinetic, or mixed." [HPO:curators]
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 HP:0001278 Orthostatic hypotension "A form of hypotension characterized by a sudden fall in blood pressure that occurs when a person assumes a standing position." [HPO:curators]
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 HP:0001324 Muscle weakness "Reduced strength of muscles." [HPO:curators]
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 HP:0001347 Hyperreflexia "The presence of overactive or overresponsive reflexes." [HPO:curators]
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 HP:0001433 Hepatosplenomegaly 
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 HP:0001640 Cardiomegaly 
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 HP:0002028 Chronic diarrhea 
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 HP:0002380 Fasciculations "Fasciculations are observed as small, local, involuntary muscle contractions (twitching) visible under the skin. Fasciculations result from increased irritability of an axon (which in turn is often a manifestation of disease of a motor neuron). This leads to sporadic discharges of all the muscle fibers controlled by the axon in isolation from other motor units." [HPO:curators]
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 HP:0002574 Episodic abdominal pain 
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 HP:0003202 Amyotrophy "The presence of muscular atrophy (which is also known as amyotrophy)." [HPO:curators]
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 HP:0004343 Abnormality of glycosphingolipid metabolism 
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 HP:0006901 Impaired thermal sensitivity 
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 HP:0007272 Progressive psychomotor deterioration 
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 HP:0010729 Cherry red spot of the macula 
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Interacting proteins (from Reactome)
Interactor ID Name Interaction type
 ENSG00000049860 HEXB / P07686 / hexosaminidase subunit beta  / complex
 ENSG00000213614 HEXA / P06865 / hexosaminidase subunit alpha  / complex
 ENSG00000196743 GM2A / P17900 / GM2 ganglioside activator  / reaction






 

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