Skip to content
Use your HSA or FSA funds

Gene

B3GALNT1

beta-1,3-N-acetylgalactosaminyltransferase 1 (Globoside blood group)

Summary

Cytogenetic location
3q26.1
Coordinates
Chromosome 3: 161,083,883–161,105,349 (GRCh38)
Exons
5 exons across 21.5 kb
Protein
331 amino acids
Also known as
beta3Gal-T3, galT3, GLOB, B3GALANT1
Previous symbols
B3GALT3
MANE Select transcript
ENST00000320474.10NM_003781.4
Locus type
gene with protein product
  • Very high
  • Confident
  • Low
  • Very low

Reference genomeGRCh38

Positions on gene and variant pages follow this choice, in this browser.

Curated reports relevant to this gene

No Genome Test report reads B3GALNT1 yet. The test sequences your whole genome, so your data includes it all the same.

How B3GALNT1 is laid out

  • Coding sequence
  • Untranslated region
  • Intron
  • Direction of transcription
  • Stretches short reads find hard
Chromosome 3, with a bracket where B3GALNT1 sits. B3GALNT1 and 5 genes near it on chromosome 3, from 160,594,616 to 161,594,615.Chromosome 33q26.1p26.3p26.2p26.1p25.3p25.2p25.1p24.3p24.2p24.1p23p22.3p22.2p22.1p21.33p21.32p21.31p21.2p21.1p14.3p14.2p14.1p13p12.3p12.2p12.1p11.2p11.1q11.1q11.2q12.1q12.2q12.3q13.11q13.12q13.13q13.2q13.31q13.32q13.33q21.1q21.2q21.3q22.1q22.2q22.3q23q24q25.1q25.2q25.31q25.32q25.33q26.1q26.2q26.31q26.32q26.33q27.1q27.2q27.3q28q29160.6 Mb160.8 Mb161 Mb161.2 Mb161.4 MbARL14: 160,677,160–160,678,448, forward strandARL14PPM1L: 160,755,526–161,078,902, forward strandPPM1LB3GALNT1: 161,083,883–161,105,349, reverse strandB3GALNT1NMD3: 161,104,675–161,284,991, forward strandNMD3SPTSSB: 161,344,798–161,372,941, reverse strandSPTSSBOTOL1: 161,496,808–161,503,942, forward strandOTOL1Diagram of B3GALNT1: 5 exons on the reverse strand of chromosome 3Exon 5: 161,083,883–161,086,788, 2,906 basesExon 4: 161,101,139–161,101,233, 95 basesExon 3: 161,103,427–161,103,517, 91 basesExon 2: 161,104,319–161,104,406, 88 basesExon 1: 161,105,235–161,105,349, 115 bases543215′3′

Exons of the gene's MANE Select transcript (release v1.5), from NCBI and EMBL-EBI, on the GRCh38 reference genome.

Chromosome bands from UCSC's GRCh38 ideogram (2022-10-29).

Nearby genes from Ensembl release 116, on GRCh38.

Exons make up 3.3 kb of the gene's 21.5 kb; 996 of those bases code for the protein.

Where this comes from

  • HGNC: the gene's symbol, name, other symbols and location.
  • MANE Select v1.5, from NCBI and EMBL-EBI: the transcript, its exons and coding sequence.
  • The Human Phenotype Ontology, release 2026-09-01: the traits linked to the gene. Find out more at hpo.jax.org.

Cite this page

APA

Dante Labs. (n.d.). B3GALNT1 gene: beta-1,3-N-acetylgalactosaminyltransferase 1 (Globoside blood group). Retrieved 17 October 2026, from https://dantelabs.com/genes/b3galnt1

Vancouver

Dante Labs. B3GALNT1 gene: beta-1,3-N-acetylgalactosaminyltransferase 1 (Globoside blood group) [Internet]. [cited 17 October 2026]. Available from: https://dantelabs.com/genes/b3galnt1

One test. A lifetime of answers.

From $449Free shipping · Results in 6–8 weeks

Get my Genome Test