Skip to content
Use your HSA or FSA funds

Gene

TMEM255B

transmembrane protein 255B

Summary

Cytogenetic location
13q34
Coordinates
Chromosome 13: 113,759,226–113,816,995 (GRCh38)
Exons
9 exons across 57.8 kb
Protein
326 amino acids
Also known as
MGC20579
Previous symbols
FAM70B
MANE Select transcript
ENST00000375353.5NM_182614.4
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 TMEM255B yet. The test sequences your whole genome, so your data includes it all the same.

How TMEM255B is laid out

  • Coding sequence
  • Untranslated region
  • Intron
  • Direction of transcription
  • Stretches short reads find hard
Chromosome 13, with a bracket where TMEM255B sits. TMEM255B and 14 genes near it on chromosome 13, from 113,288,111 to 114,288,110.Chromosome 1313q34p13p12p11.2p11.1q11q12.11q12.12q12.13q12.2q12.3q13.1q13.2q13.3q14.11q14.12q14.13q14.2q14.3q21.1q21.2q21.31q21.32q21.33q22.1q22.2q22.3q31.1q31.2q31.3q32.1q32.2q32.3q33.1q33.2q33.3q34113.4 Mb113.6 Mb113.8 Mb114 Mb114.2 MbLAMP1: 113,297,088–113,324,413, forward strandLAMP1GRTP1: 113,320,007–113,364,165, reverse strandGRTP1ADPRHL1: 113,399,611–113,453,914, reverse strandADPRHL1DCUN1D2: 113,455,289–113,490,984, reverse strandDCUN1D2SLC9D1: 113,490,719–113,554,590, forward strandSLC9D1TFDP1: 113,584,525–113,641,509, forward strandTFDP1ATP4B: 113,648,804–113,658,198, reverse strandATP4BGRK1: 113,667,219–113,740,559, forward strandGRK1TMEM255B: 113,759,226–113,816,995, forward strandTMEM255BGAS6: 113,820,468–113,864,123, reverse strandGAS6C13orf46: 113,953,705–113,974,076, reverse strandC13orf46RASA3: 113,977,783–114,132,775, reverse strandRASA3CFAP97D2: 114,154,691–114,223,085, forward strandCFAP97D2CDC16: 114,234,856–114,273,445, forward strandCDC16UPF3A: 114,281,442–114,305,817, forward strandUPF3ADiagram of TMEM255B: 9 exons on the forward strand of chromosome 13Exon 1: 113,759,226–113,759,315, 90 basesExon 2: 113,766,115–113,766,257, 143 basesExon 3: 113,769,098–113,769,160, 63 basesExon 4: 113,795,148–113,795,237, 90 basesExon 5: 113,799,339–113,799,419, 81 basesExon 6: 113,800,827–113,800,912, 86 basesExon 7: 113,801,653–113,801,812, 160 basesExon 8: 113,804,885–113,805,028, 144 basesExon 9: 113,811,736–113,816,995, 5,260 bases1246895′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 6.1 kb of the gene's 57.8 kb; 981 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.

Cite this page

APA

Dante Labs. (n.d.). TMEM255B gene: transmembrane protein 255B. Retrieved 17 October 2026, from https://dantelabs.com/genes/tmem255b

Vancouver

Dante Labs. TMEM255B gene: transmembrane protein 255B [Internet]. [cited 17 October 2026]. Available from: https://dantelabs.com/genes/tmem255b

One test. A lifetime of answers.

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

Get my Genome Test