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Aliases for SEPHS1 Gene

Aliases for SEPHS1 Gene

  • Selenophosphate Synthetase 1 2 3
  • SPS1 3 4 6
  • Selenophosphate Synthase 1 3 4
  • Selenium Donor Protein 1 3 4
  • EC 4 64
  • SELD 3 4
  • SPS 3 4
  • Selenophosphate Synthetase 1 Delta E2 3
  • Selenophosphate Synthetase 1 Delta E8 3
  • Selenophosphate Synthetase 1 Major 3
  • Selenophosphate Synthetase 1 +E9a 3
  • Selenophosphate Synthetase 1 +E9 3
  • Selenide, Water Dikinase 1 3

External Ids for SEPHS1 Gene

Summaries for SEPHS1 Gene

Entrez Gene Summary for SEPHS1 Gene

  • This gene encodes an enzyme that synthesizes selenophosphate from selenide and ATP. Selenophosphate is the selenium donor used to synthesize selenocysteine, which is co-translationally incorporated into selenoproteins at in-frame UGA codons. [provided by RefSeq, Sep 2010]

GeneCards Summary for SEPHS1 Gene

SEPHS1 (Selenophosphate Synthetase 1) is a Protein Coding gene. Diseases associated with SEPHS1 include schizophrenia. Among its related pathways are Metabolism and Selenocompound metabolism. GO annotations related to this gene include protein homodimerization activity and GTP binding.

UniProtKB/Swiss-Prot for SEPHS1 Gene

  • Synthesizes selenophosphate from selenide and ATP.

Gene Wiki entry for SEPHS1 Gene

No data available for Tocris Summary , PharmGKB "VIP" Summary , fRNAdb sequence ontologies and piRNA Summary for SEPHS1 Gene

Genomics for SEPHS1 Gene

Genomic Location for SEPHS1 Gene

13,317,424 bp from pter
13,348,298 bp from pter
30,875 bases
Minus strand

Genomic View for SEPHS1 Gene

UCSC Golden Path with GeneCards custom track
Cytogenetic band:
Genomic Location for SEPHS1 Gene
GeneLoc Logo Genomic Neighborhood Exon StructureGene Density

RefSeq DNA sequence for SEPHS1 Gene

Regulatory Elements for SEPHS1 Gene

Proteins for SEPHS1 Gene

  • Protein details for SEPHS1 Gene (UniProtKB/Swiss-Prot)

    Protein Symbol:
    Recommended name:
    Selenide, water dikinase 1
    Protein Accession:
    Secondary Accessions:
    • B4DWK0
    • D3DRS9
    • D6PSQ9
    • Q5T5U8
    • Q5T5U9
    • Q9BVT4

    Protein attributes for SEPHS1 Gene

    392 amino acids
    Molecular mass:
    42911 Da
    Quaternary structure:
    • Homodimer (isoform 1, isoform 2, isoform 3 and isoform 4). Heterodimer of isoform 1 and isoform 3. Heterodimer of isoform 2 and isoform 4.
    • Sequence=AAA87567.1; Type=Frameshift; Positions=377; Evidence={ECO:0000305};

    Three dimensional structures from OCA and Proteopedia for SEPHS1 Gene

    Alternative splice isoforms for SEPHS1 Gene


neXtProt entry for SEPHS1 Gene

Proteomics data for SEPHS1 Gene at MOPED

Post-translational modifications for SEPHS1 Gene

  • Modification sites at PhosphoSitePlus
  • Ubiquitination at Lys139

Other Protein References for SEPHS1 Gene

Domains for SEPHS1 Gene


  • Belongs to the selenophosphate synthase 1 family. Class II subfamily.:
    • P49903
genes like me logo Genes that share domains with SEPHS1: view

No data available for Gene Families for SEPHS1 Gene

Function for SEPHS1 Gene

Molecular function for SEPHS1 Gene

UniProtKB/Swiss-Prot CatalyticActivity: ATP + selenide + H(2)O = AMP + selenophosphate + phosphate
UniProtKB/Swiss-Prot EnzymeRegulation: Activated by phosphate ions and by potassium ions.
UniProtKB/Swiss-Prot Function: Synthesizes selenophosphate from selenide and ATP.

Enzyme Numbers (IUBMB) for SEPHS1 Gene

Gene Ontology (GO) - Molecular Function for SEPHS1 Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0003824 catalytic activity --
GO:0004756 selenide, water dikinase activity IEA --
GO:0005515 protein binding IPI 20471958
GO:0005524 ATP binding IEA --
GO:0005525 GTP binding TAS 7665581
genes like me logo Genes that share ontologies with SEPHS1: view

miRNA for SEPHS1 Gene

No data available for Phenotypes , Animal Models , Transcription Factor Targeting and HOMER Transcription for SEPHS1 Gene

Localization for SEPHS1 Gene

Subcellular locations from UniProtKB/Swiss-Prot for SEPHS1 Gene

Isoform 1: Cell membrane. Nucleus membrane.
Isoform 2: Cytoplasm.
Isoform 3: Cytoplasm.
Isoform 4: Cytoplasm.

Subcellular locations from

Jensen Localization Image for SEPHS1 Gene COMPARTMENTS Subcellular localization image for SEPHS1 gene
Compartment Confidence
cytosol 3
nucleus 2

Gene Ontology (GO) - Cellular Components for SEPHS1 Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0005634 nucleus --
GO:0005737 cytoplasm IEA --
GO:0005886 plasma membrane IEA --
GO:0031965 nuclear membrane IEA --
genes like me logo Genes that share ontologies with SEPHS1: view

Pathways for SEPHS1 Gene

genes like me logo Genes that share pathways with SEPHS1: view

Pathways by source for SEPHS1 Gene

2 KEGG pathways for SEPHS1 Gene

Gene Ontology (GO) - Biological Process for SEPHS1 Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0006464 cellular protein modification process TAS 7665581
GO:0016310 phosphorylation IEA --
genes like me logo Genes that share ontologies with SEPHS1: view

Compounds for SEPHS1 Gene

(8) HMDB Compounds for SEPHS1 Gene

Compound Synonyms Cas Number PubMed IDs
Adenosine monophosphate
  • 5'-AMP
Adenosine triphosphate
  • 5'-(tetrahydrogen triphosphate) Adenosine
Hydrogen selenide
  • Dihydrogen monoselenide
Not Available
  • NFB Orthophosphate
Phosphoroselenoic acid
  • Monoselenophosphoric acid

(8) Novoseek inferred chemical compound relationships for SEPHS1 Gene

Compound -log(P) Hits PubMed IDs
selenophosphate 99.1 61
selenocysteine 91.5 14
selenium 84 44
selenite 64.6 5
atp 48.3 15
genes like me logo Genes that share compounds with SEPHS1: view

Transcripts for SEPHS1 Gene

Unigene Clusters for SEPHS1 Gene

Selenophosphate synthetase 1:
Representative Sequences:

Alternative Splicing Database (ASD) splice patterns (SP) for SEPHS1 Gene

ExUns: 1 ^ 2 ^ 3a · 3b ^ 4 ^ 5a · 5b ^ 6a · 6b ^ 7 ^ 8 ^ 9a · 9b ^ 10a · 10b
SP1: - -
SP2: -
SP4: -
SP5: -

Relevant External Links for SEPHS1 Gene

GeneLoc Exon Structure for
ECgene alternative splicing isoforms for

Expression for SEPHS1 Gene

mRNA expression in normal human tissues for SEPHS1 Gene

mRNA expression in embryonic tissues and stem cells from LifeMap Discovery

Integrated Proteomics: protein expression from ProteomicsDB, PaxDb, MOPED, and MaxQB for SEPHS1 Gene

SOURCE GeneReport for Unigene cluster for SEPHS1 Gene Hs.124027

mRNA Expression by UniProt/SwissProt for SEPHS1 Gene

Tissue specificity: Isoform 1 and isoform 2 are gradually expressed during the cell cycle until G2/M phase and then decreased. Isoform 3 is gradually expressed during the cell cycle until S phase and then decreased.
genes like me logo Genes that share expressions with SEPHS1: view

Orthologs for SEPHS1 Gene

This gene was present in the common ancestor of animals.

Orthologs for SEPHS1 Gene

Organism Taxonomy Gene Similarity Type Details
(Pan troglodytes)
Mammalia SEPHS1 36
  • 99.57 (n)
  • 100 (a)
  • 100 (a)
(Bos Taurus)
Mammalia SEPHS1 36
  • 90.48 (n)
  • 99.74 (a)
  • 100 (a)
(Canis familiaris)
Mammalia SEPHS1 36
  • 90.9 (n)
  • 99.74 (a)
  • 100 (a)
(Mus musculus)
Mammalia Sephs1 36
  • 89.8 (n)
  • 99.49 (a)
Sephs1 16
Sephs1 37
  • 99 (a)
(Monodelphis domestica)
Mammalia SEPHS1 37
  • 99 (a)
(Ornithorhynchus anatinus)
Mammalia SEPHS1 37
  • 99 (a)
(Rattus norvegicus)
Mammalia Sephs1 36
  • 91.16 (n)
  • 99.49 (a)
(Gallus gallus)
Aves SEPHS1 36
  • 82.06 (n)
  • 99.49 (a)
  • 99 (a)
(Anolis carolinensis)
Reptilia SEPHS1 37
  • 98 (a)
African clawed frog
(Xenopus laevis)
Amphibia MGC68922 36
tropical clawed frog
(Silurana tropicalis)
Amphibia sephs1 36
  • 80.53 (n)
  • 98.47 (a)
(Danio rerio)
Actinopterygii sephs1 36
  • 79 (n)
  • 96.68 (a)
sephs1 37
  • 97 (a)
wufc49b09 36
African malaria mosquito
(Anopheles gambiae)
Insecta AgaP_AGAP007967 36
  • 67.03 (n)
  • 71.24 (a)
fruit fly
(Drosophila melanogaster)
Insecta SelD 36
  • 67.66 (n)
  • 72.9 (a)
SelD 37
  • 67 (a)
Sps2 37
  • 43 (a)
(Caenorhabditis elegans)
Secernentea seld-1 36
  • 55.98 (n)
  • 53.82 (a)
seld-1 37
  • 48 (a)
sea squirt
(Ciona savignyi)
Ascidiacea CSA.8569 37
  • 57 (a)
Species with no ortholog for SEPHS1:
  • A. gosspyii yeast (Ashbya gossypii)
  • Actinobacteria (Mycobacterium tuberculosis)
  • Alicante grape (Vitis vinifera)
  • alpha proteobacteria (Wolbachia pipientis)
  • amoeba (Dictyostelium discoideum)
  • Archea (Pyrococcus horikoshii)
  • baker's yeast (Saccharomyces cerevisiae)
  • barley (Hordeum vulgare)
  • beta proteobacteria (Neisseria meningitidis)
  • bread mold (Neurospora crassa)
  • Chromalveolata (Phytophthora infestans)
  • common water flea (Daphnia pulex)
  • corn (Zea mays)
  • E. coli (Escherichia coli)
  • filamentous fungi (Aspergillus nidulans)
  • Firmicute bacteria (Streptococcus pneumoniae)
  • fission yeast (Schizosaccharomyces pombe)
  • green algae (Chlamydomonas reinhardtii)
  • honey bee (Apis mellifera)
  • K. lactis yeast (Kluyveromyces lactis)
  • loblloly pine (Pinus taeda)
  • malaria parasite (Plasmodium falciparum)
  • medicago trunc (Medicago Truncatula)
  • moss (Physcomitrella patens)
  • orangutan (Pongo pygmaeus)
  • pig (Sus scrofa)
  • rainbow trout (Oncorhynchus mykiss)
  • rice (Oryza sativa)
  • rice blast fungus (Magnaporthe grisea)
  • schistosome parasite (Schistosoma mansoni)
  • sea anemone (Nematostella vectensis)
  • sea urchin (Strongylocentrotus purpuratus)
  • sorghum (Sorghum bicolor)
  • soybean (Glycine max)
  • stem rust fungus (Puccinia graminis)
  • sugarcane (Saccharum officinarum)
  • thale cress (Arabidopsis thaliana)
  • tomato (Lycopersicon esculentum)
  • toxoplasmosis (Toxoplasma gondii)
  • Trichoplax (Trichoplax adhaerens)
  • wheat (Triticum aestivum)

Evolution for SEPHS1 Gene

Gene Tree for SEPHS1 (if available)
Gene Tree for SEPHS1 (if available)

Paralogs for SEPHS1 Gene

Selected SIMAP similar genes for SEPHS1 Gene using alignment to 3 proteins:

genes like me logo Genes that share paralogs with SEPHS1: view

No data available for Paralogs for SEPHS1 Gene

Variants for SEPHS1 Gene

Sequence variations from dbSNP and Humsavar for SEPHS1 Gene

SNP ID Clin Chr 10 pos Sequence Context AA Info Type MAF
rs2650 -- 13,318,170(+) AAAGC(A/G)TGCAC utr-variant-3-prime
rs563564 -- 13,317,700(-) TGACT(A/T)CTTGC utr-variant-3-prime
rs584285 -- 13,324,237(-) aagat(A/G)tggag intron-variant
rs647253 -- 13,321,242(+) AGGCA(C/T)GTGTA intron-variant
rs1004621 -- 13,346,584(-) ATTCT(C/G)GTCTC intron-variant, upstream-variant-2KB

Structural Variations from Database of Genomic Variants (DGV) for SEPHS1 Gene

Variant ID Type Subtype PubMed ID
nsv831788 CNV Loss 17160897
dgv127n67 CNV Gain 20364138
esv2733373 CNV Deletion 23290073
esv1010238 CNV Deletion 20482838
esv2733384 CNV Deletion 23290073

Relevant External Links for SEPHS1 Gene

HapMap Linkage Disequilibrium report

Disorders for SEPHS1 Gene

(1) MalaCards Diseases for SEPHS1 Gene

Search for SEPHS1 Gene in MalaCards »

(2) Novoseek inferred disease relationships for SEPHS1 Gene

Disease -log(P) Hits PubMed IDs
adenocarcinoma lung 35.1 2
schizophrenia 0 4

Relevant External Links for SEPHS1

Genetic Association Database (GAD)
Human Genome Epidemiology (HuGE) Navigator
genes like me logo Genes that share disorders with SEPHS1: view

No data available for UniProtKB/Swiss-Prot for SEPHS1 Gene

Publications for SEPHS1 Gene

  1. Cloning and functional characterization of human selenophosphate synthetase, an essential component of selenoprotein synthesis. (PMID: 7665581) Low S.C. … Berry M.J. (J. Biol. Chem. 1995) 2 3 4 23
  2. p53-Mediated enhancement of radiosensitivity by selenophosphate synthetase 1 overexpression. (PMID: 16786570) Chung H.J. … Bae S. (J. Cell. Physiol. 2006) 3 23
  3. Selenophosphate synthetase genes from lung adenocarcinoma cells: Sps1 for recycling L-selenocysteine and Sps2 for selenite assimilation. (PMID: 15534230) Tamura T. … Inagaki K. (Proc. Natl. Acad. Sci. U.S.A. 2004) 3 23
  4. Crystal structures of catalytic intermediates of human selenophosphate synthetase 1. (PMID: 19477186) Wang K.T. … Su X.D. (J. Mol. Biol. 2009) 4 23
  5. Human selenophosphate synthetase 1 has five splice variants with unique interactions, subcellular localizations and expression patterns. (PMID: 20471958) Kim J.Y. … Lee B.J. (Biochem. Biophys. Res. Commun. 2010) 3 4

Products for SEPHS1 Gene

Sources for SEPHS1 Gene

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