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Gene

KDM3A

lysine demethylase 3A

Summary

Cytogenetic location
2p11.2
Coordinates
Chromosome 2: 86,441,371–86,492,716 (GRCh38)
Exons
26 exons across 51.3 kb
Protein
1,321 amino acids
Also known as
TSGA, KIAA0742, JHMD2A
Previous symbols
JMJD1, JMJD1A
MANE Select transcript
ENST00000312912.10NM_018433.6
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 KDM3A yet. The test sequences your whole genome, so your data includes it all the same.

How KDM3A is laid out

  • Coding sequence
  • Untranslated region
  • Intron
  • Direction of transcription
Chromosome 2, with a bracket where KDM3A sits. KDM3A and 12 genes near it on chromosome 2, from 85,967,044 to 86,967,043.Chromosome 22p11.2p25.3p25.2p25.1p24.3p24.2p24.1p23.3p23.2p23.1p22.3p22.2p22.1p21p16.3p16.2p16.1p15p14p13.3p13.2p13.1p12p11.2p11.1q11.1q11.2q12.1q12.2q12.3q13q14.1q14.2q14.3q21.1q21.2q21.3q22.1q22.2q22.3q23.1q23.2q23.3q24.1q24.2q24.3q31.1q31.2q31.3q32.1q32.2q32.3q33.1q33.2q33.3q34q35q36.1q36.2q36.3q37.1q37.2q37.386 Mb86.2 Mb86.4 Mb86.6 Mb86.8 MbPOLR1A: 86,020,216–86,106,155, reverse strandPOLR1APTCD3: 86,106,223–86,142,157, forward strandPTCD3IMMT: 86,142,798–86,195,631, reverse strandIMMTMRPL35: 86,199,355–86,222,540, forward strandMRPL35REEP1: 86,210,522–86,338,083, reverse strandREEP1KDM3A: 86,441,371–86,492,716, forward strandKDM3ACHMP3: 86,502,688–86,563,507, reverse strandCHMP3RNF103-CHMP3: 86,505,668–86,721,122, reverse strandRNF103-CHMP3RNF103: 86,602,511–86,623,900, reverse strandRNF103RMND5A: 86,720,053–86,778,049, forward strandRMND5ACD8A: 86,784,455–86,808,396, reverse strandCD8ACD8B: 86,815,339–86,861,977, reverse strandCD8BRGPD1: 86,913,783–87,013,976, forward strandRGPD1Diagram of KDM3A: 26 exons on the forward strand of chromosome 2Exon 1: 86,441,371–86,441,444, 74 basesExon 2: 86,442,018–86,442,233, 216 basesExon 3: 86,449,807–86,449,962, 156 basesExon 4: 86,451,103–86,451,213, 111 basesExon 5: 86,455,085–86,455,187, 103 basesExon 6: 86,456,442–86,456,566, 125 basesExon 7: 86,456,805–86,456,877, 73 basesExon 8: 86,456,983–86,457,071, 89 basesExon 9: 86,464,053–86,464,216, 164 basesExon 10: 86,466,372–86,466,883, 512 basesExon 11: 86,470,204–86,470,408, 205 basesExon 12: 86,474,776–86,474,990, 215 basesExon 13: 86,477,877–86,478,029, 153 basesExon 14: 86,478,170–86,478,265, 96 basesExon 15: 86,478,608–86,478,735, 128 basesExon 16: 86,480,167–86,480,362, 196 basesExon 17: 86,481,930–86,482,102, 173 basesExon 18: 86,482,458–86,482,694, 237 basesExon 19: 86,483,987–86,484,158, 172 basesExon 20: 86,484,942–86,485,029, 88 basesExon 21: 86,485,729–86,485,859, 131 basesExon 22: 86,489,318–86,489,437, 120 basesExon 23: 86,489,520–86,489,659, 140 basesExon 24: 86,490,881–86,491,057, 177 basesExon 25: 86,491,141–86,491,275, 135 basesExon 26: 86,492,039–86,492,716, 678 bases11020265′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 4.7 kb of the gene's 51.3 kb; 3,966 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.). KDM3A gene: lysine demethylase 3A. Retrieved 17 October 2026, from https://dantelabs.com/genes/kdm3a

Vancouver

Dante Labs. KDM3A gene: lysine demethylase 3A [Internet]. [cited 17 October 2026]. Available from: https://dantelabs.com/genes/kdm3a

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