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FAM20B glycosaminoglycan xylosylkinase

Summary

Gene Symbol

fam20b

Organism

Danio rerio (zebrafish)

External Links

NCBI Gene

557060

KEGG Gene ID

PubChem

557060

Alliance of Genome Resources

ZFIN:ZDB-GENE-040724-125

Annotation

Keyword

ATP-binding
Disulfide bond
Glycoprotein
Golgi apparatus
Kinase
Manganese
Metal-binding
Reference proteome
Signal-anchor
Transmembrane helix

Proteins

Displaying 1 entry
UniProt	Protein Name
Q5RH51	Xylose kinase

Annotation information from UniProt.

Gene Ontology (GO)

Displaying **all 3** entries
GO Term	Evidence Code	PMID
proteoglycan biosynthetic process	IMP
proteoglycan biosynthetic process	IBA
embryonic cranial skeleton morphogenesis	IMP

GO Hierarchy

biological process

cellular process [inference]

metabolic process [inference]

biosynthetic process [inference]

macromolecule biosynthetic process [inference]

glycoprotein biosynthetic process [inference]

proteoglycan biosynthetic process

carbohydrate derivative biosynthetic process [inference]

glycoprotein biosynthetic process [inference]

proteoglycan biosynthetic process

macromolecule metabolic process [inference]

macromolecule biosynthetic process [inference]

glycoprotein biosynthetic process [inference]

proteoglycan biosynthetic process

protein metabolic process [inference]

glycoprotein metabolic process [inference]

proteoglycan metabolic process [inference]

proteoglycan biosynthetic process

glycoprotein biosynthetic process [inference]

proteoglycan biosynthetic process

primary metabolic process [inference]

protein metabolic process [inference]

glycoprotein metabolic process [inference]

proteoglycan metabolic process [inference]

proteoglycan biosynthetic process

glycoprotein biosynthetic process [inference]

proteoglycan biosynthetic process

carbohydrate derivative metabolic process [inference]

glycoprotein metabolic process [inference]

proteoglycan metabolic process [inference]

proteoglycan biosynthetic process

glycoprotein biosynthetic process [inference]

proteoglycan biosynthetic process

carbohydrate derivative biosynthetic process [inference]

glycoprotein biosynthetic process [inference]

proteoglycan biosynthetic process

developmental process [inference]

anatomical structure morphogenesis [inference]

animal organ morphogenesis [inference]

embryonic organ morphogenesis [inference]

embryonic skeletal system morphogenesis [inference]

embryonic cranial skeleton morphogenesis

skeletal system morphogenesis [inference]

embryonic skeletal system morphogenesis [inference]

embryonic cranial skeleton morphogenesis

embryonic morphogenesis [inference]

embryonic organ morphogenesis [inference]

embryonic skeletal system morphogenesis [inference]

embryonic cranial skeleton morphogenesis

Displaying **all 4** entries
GO Term	Evidence Code	PMID
Golgi membrane	ISS
Golgi membrane	IEA
Golgi apparatus	ISS
Golgi apparatus	IBA

GO Hierarchy

cellular component

cellular anatomical structure [inference]

membrane [inference]

organelle membrane [inference]

bounding membrane of organelle [inference]

Golgi membrane

organelle [inference]

membrane-bounded organelle [inference]

intracellular membrane-bounded organelle [inference]

Golgi apparatus

intracellular organelle [inference]

intracellular membrane-bounded organelle [inference]

Golgi apparatus

Displaying **all 4** entries
GO Term	Evidence Code	PMID
ATP binding
kinase activity
phosphotransferase activity, alcohol group as acceptor	IBA
metal ion binding

GO Hierarchy

molecular function

catalytic activity [inference]

transferase activity [inference]

transferase activity, transferring phosphorus-containing groups [inference]

binding [inference]

small molecule binding [inference]

ion binding [inference]

anion binding [inference]

purine ribonucleoside triphosphate binding [inference]

ATP binding

cation binding [inference]

metal ion binding

heterocyclic compound binding [inference]

nucleotide binding [inference]

purine nucleotide binding [inference]

adenyl nucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

ribonucleotide binding [inference]

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

purine ribonucleoside triphosphate binding [inference]

ATP binding

carbohydrate derivative binding [inference]

ribonucleotide binding [inference]

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

nucleoside phosphate binding [inference]

nucleotide binding [inference]

purine nucleotide binding [inference]

adenyl nucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

ribonucleotide binding [inference]

purine ribonucleotide binding [inference]

adenyl ribonucleotide binding [inference]

ATP binding

purine ribonucleoside triphosphate binding [inference]

ATP binding

Gene Ontology information from NCBI Gene and UniProt.

OrthoDB (Group)

Group level

Eukaryota

Group Name

glycosaminoglycan xylosylkinase

Functional Category

G: Carbohydrate transport and metabolism
O: Posttranslational modification, protein turnover, chaperones
Q: Secondary metabolites biosynthesis, transport and catabolism

Displaying **all 5** entries
Gene Ontology
ATP binding
metal ion binding
nucleotide binding
phosphotransferase activity, alcohol group as acceptor
proteoglycan biosynthetic process

Displaying **all 2** entries
InterPro
FAM20, C-terminal
FAM20

Ortholog

Displaying **all 3** entries
Species	Gene ID	Alliance of Genome Resources
Mus musculus	215015	MGI:2443990
Drosophila melanogaster	41797	FB:FBgn0038268
Homo sapiens	9917	HGNC:23017

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Last updated: April 6, 2026

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Acknowledgements