galactosamine (N-acetyl)-6-sulfatase

Summary
Gene Symbol
  • GALNS
Aliases
  • GALNAC6S
  • GAS
  • GalN6S
  • Morquio syndrome
  • N-acetylgalactosamine-6-sulfatase
  • chondroitinase
  • chondroitinsulfatase
  • galactose-6-sulfate sulfatase
  • mucopolysaccharidosis type IVA
Organism
Homo sapiens (human)
NCBI Gene
2588
HGNC
4122
KEGG Gene ID
hsa:2588
PubChem
2588
Alliance of Genome Resources
Annotation
Keyword
  • 3D-structure
  • Calcium
  • Direct protein sequencing
  • Disease variant
  • Disulfide bond
  • Dwarfism
  • Glycoprotein
  • Hydrolase
  • Lysosome
  • Metal-binding
  • Mucopolysaccharidosis
  • Reference proteome
  • Signal
Proteins
Displaying all 3 entries
UniProt Protein Name
Q96I49
P34059
  • Chondroitinsulfatase
  • Galactose-6-sulfate sulfatase
  • N-acetylgalactosamine-6-sulfate sulfatase
Q6YL38
Gene Ontology (GO)
OrthoDB (Group)
Group level
Eukaryota
Group Name
arylsulfatase i
Functional Category
  • E: Amino acid transport and metabolism
  • Q: Secondary metabolites biosynthesis, transport and catabolism
  • T: Signal transduction mechanisms
Human Protein Atlas
ENSG00000141012

soft tissue soft tissue blood blood blood blood blood blood blood blood blood blood blood blood blood blood lymph node lymph node lymph node lymph node lymph node lymph node lymph node lymph node lymph node lymph node lymph node kidney kidney adrenal gland adrenal gland breast breast duodenum stomach small intestine colon rectum appendix esophagus eye eye salivary gland nasopharynx nasopharynx tongue tonsil tonsil tonsil hair skin adipose tissue adipose tissue adipose tissue spinal cord oral mucosa lung lung heart bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus liver pancreas thyroid gland parathyroid gland parathyroid gland parathyroid gland parathyroid gland parathyroid gland spleen gallbladder ductus deferens ductus deferens seminal vesicle seminal vesicle seminal vesicle seminal vesicle testis testis epididymis epididymis brain smooth muscle urinary bladder prostate bone marrow skeletal muscle skeletal muscle skeletal muscle skeletal muscle skeletal muscle thymus thymus cartilage sole of foot sole of foot soft tissue blood blood blood blood blood blood blood blood blood blood blood blood lymph node lymph node lymph node lymph node lymph node lymph node lymph node lymph node lymph node lymph node lymph node lactating breast lactating breast kidney kidney adrenal gland adrenal gland duodenum stomach small intestine colon rectum appendix esophagus eye eye salivary gland salivary gland salivary gland salivary gland salivary gland salivary gland nasopharynx tongue tonsil tonsil hair skin adipose tissue adipose tissue adipose tissue adipose tissue adipose tissue adipose tissue adipose tissue spinal cord oral mucosa lung lung heart bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus bronchus liver pancreas thyroid gland parathyroid gland parathyroid gland parathyroid gland parathyroid gland parathyroid gland spleen gallbladder brain skeletal muscle skeletal muscle skeletal muscle skeletal muscle skeletal muscle thymus thymus smooth muscle urinary bladder vagina ovary ovary fallopian tube fallopian tube endometrium placenta cervix cervix bone marrow cartilage sole of foot sole of foot olfactory region cerebral cortex cerebellum medulla pons midbrain pituitary gland hypothalamus amygdala thalamus choroid plexus choroid plexus corpus callosum basal ganglia substantia nigra dorsal raphe dorsal raphe dorsal raphe dorsal raphe dorsal raphe dorsal raphe caudate hippocampus retina retina

Tissue with high expression from Human Protein Atlas. Tissues that are highly expressed are highlighted.

KEGG BRITE Database
Orthology
K01132
Name
N-acetylgalactosamine-6-sulfatase [EC:3.1.6.4]
References
Reactions
Displaying 1 entry
KEGG Reaction Enzyme Acceptor Product
R07806
Disease
Disease Ontology
Displaying all 3 entries
DO ID Disease Name Source
DOID:0111391 mucopolysaccharidosis IVA
DOID:0111392 mucopolysaccharidosis type IVB
DOID:12804 mucopolysaccharidosis IV
The Human Phenotype Ontology
Displaying entries 11 - 20 of 47 in total
HPO ID HPO Term
HP:0000768 Pectus carinatum
HP:0000884 Prominent sternum
HP:0000904 Flaring of rib cage
HP:0000926 Platyspondyly
HP:0000939 Osteoporosis
HP:0000943 Dysostosis multiplex
HP:0001223 Pointed proximal second through fifth metacarpals
HP:0001249 Intellectual disability
HP:0001270 Motor delay
HP:0001382 Joint hypermobility
Displaying 1 entry
Disease ID Disease Name
OMIM:253000
  • mucopolysaccharidosis type 4A

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Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: December 8, 2025