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Gene

NAPSA

napsin A aspartic peptidase

Summary

Cytogenetic location
19q13.33
Coordinates
Chromosome 19: 50,358,477–50,365,639 (GRCh38)
Exons
9 exons across 7.2 kb
Protein
420 amino acids
Also known as
NAP1, NAPA, Kdap, KAP
Previous symbols
NR1H2-AS1
MANE Select transcript
ENST00000253719.7NM_004851.3
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 NAPSA yet. The test sequences your whole genome, so your data includes it all the same.

How NAPSA is laid out

  • Coding sequence
  • Untranslated region
  • Intron
  • Direction of transcription
  • Stretches short reads find hard
Chromosome 19, with a bracket where NAPSA sits. NAPSA and 35 genes near it on chromosome 19, from 49,862,058 to 50,862,057.Chromosome 1919q13.33p13.3p13.2p13.13p13.12p13.11p12p11q11q12q13.11q13.12q13.13q13.2q13.31q13.32q13.33q13.41q13.42q13.4350 Mb50.2 Mb50.4 Mb50.6 Mb50.8 MbPNKP: 49,859,882–49,878,351, reverse strandPNKPAKT1S1: 49,869,023–49,879,470, reverse strandAKT1S1TBC1D17: 49,877,501–49,888,751, forward strandIL4I1: 49,889,654–49,929,926, reverse strandNUP62: 49,906,825–49,929,926, reverse strand: 49,909,501–49,958,391, reverse strandATF5: 49,923,910–49,933,935, forward strandATF5SIGLEC11: 49,948,910–49,961,172, reverse strandSIGLEC11SIGLEC16: 49,969,600–49,975,819, forward strandSIGLEC16VRK3: 49,974,537–50,025,946, reverse strandVRK3ZNF473: 50,025,714–50,053,414, forward strandZNF473IZUMO2: 50,152,537–50,163,281, reverse strandIZUMO2MYH14: 50,188,181–50,310,545, forward strandMYH14KCNC3: 50,311,937–50,333,515, reverse strandKCNC3NR1H2: 50,329,639–50,383,404, forward strandNR1H2NAPSA: 50,358,477–50,365,639, reverse strandNAPSAPOLD1: 50,384,204–50,418,018, forward strandPOLD1: 50,415,799–50,428,409, forward strandSPIB: 50,418,931–50,431,314, forward strandSPIBMYBPC2: 50,432,772–50,466,328, forward strandMYBPC2GARIN5A: 50,466,785–50,476,866, reverse strandGARIN5AEMC10: 50,476,400–50,510,789, forward strandEMC10JOSD2: 50,505,995–50,511,376, reverse strandJOSD2ASPDH: 50,511,568–50,514,696, reverse strandASPDHLRRC4B: 50,516,892–50,568,435, reverse strandLRRC4BSYT3: 50,621,307–50,640,040, reverse strandSYT3C19orf81: 50,648,792–50,659,310, forward strandC19orf81SHANK1: 50,659,255–50,719,802, reverse strandSHANK1CLEC11A: 50,723,283–50,725,719, forward strandCLEC11AGPR32: 50,770,464–50,771,732, forward strandGPR32SMIM47: 50,776,141–50,793,142, reverse strandSMIM47ACP4: 50,790,415–50,795,219, forward strandACP4KLK1: 50,819,146–50,823,787, reverse strandKLK1KLK15: 50,825,289–50,837,213, reverse strandKLK15KLK3: 50,854,915–50,860,767, forward strandKLK3KLK2: 50,861,568–50,880,567, forward strandKLK2Diagram of NAPSA: 9 exons on the reverse strand of chromosome 19Exon 9: 50,358,477–50,358,780, 304 basesExon 8: 50,359,011–50,359,109, 99 basesExon 7: 50,359,503–50,359,647, 145 basesExon 6: 50,359,740–50,359,862, 123 basesExon 5: 50,360,941–50,361,140, 200 basesExon 4: 50,361,663–50,361,781, 119 basesExon 3: 50,361,969–50,362,092, 124 basesExon 2: 50,362,172–50,362,313, 142 basesExon 1: 50,365,539–50,365,639, 101 bases9876543215′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 1.4 kb of the gene's 7.2 kb; 1,263 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.). NAPSA gene: napsin A aspartic peptidase. Retrieved 17 October 2026, from https://dantelabs.com/genes/napsa

Vancouver

Dante Labs. NAPSA gene: napsin A aspartic peptidase [Internet]. [cited 17 October 2026]. Available from: https://dantelabs.com/genes/napsa

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