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    Sxl Sex lethal [ Drosophila melanogaster (fruit fly) ]

    Gene ID: 3772180, updated on 9-Dec-2024

    Summary

    Official Symbol
    Sxlprovided by FlyBase
    Official Full Name
    Sex lethalprovided by FlyBase
    Primary source
    FLYBASE:FBgn0264270
    Locus tag
    Dmel_CG43770
    See related
    AllianceGenome:FB:FBgn0264270
    Gene type
    protein coding
    RefSeq status
    REVIEWED
    Organism
    Drosophila melanogaster
    Lineage
    Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota; Neoptera; Endopterygota; Diptera; Brachycera; Muscomorpha; Ephydroidea; Drosophilidae; Drosophila; Sophophora
    Also known as
    CG14425; CG18350; CG33070; CG43770; Dm-Sxl; Dmel\CG43770; DmSxl; dSXL; Fl; fs(1)K1274; fs(1)M106; l(1)6Fa; melSxl; Mex156; ORF2; Su(da); Sx1; sxl; SxL; SXL; Sxl-1 Sxl-2; Sxl-Pe; SxlPe; SxlPm
    Old locus tag
    Dmel_CG14425; Dmel_CG18350
    Summary
    Enables nucleic acid binding activity. Involved in several processes, including female germ-line sex determination; oogenesis; and regulation of RNA splicing. Part of protein-containing complex. Is active in cytoplasm and nucleus. Is expressed in several structures, including adult head; adult midgut epithelial cell; antennal lobe local neurons; germline cell; and somatic precursor cell. [provided by Alliance of Genome Resources, Dec 2024]
    Orthologs
    NEW
    Try the new Gene table
    Try the new Transcript table

    Genomic context

    See Sxl in Genome Data Viewer
    Location:
    6F3-6F5; 1-19 cM
    Exon count:
    15
    Annotation release Status Assembly Chr Location
    Release 6.54 current Release 6 plus ISO1 MT (GCF_000001215.4) X NC_004354.4 (7074550..7098053, complement)
    Release 5.57 previous assembly Release 5 (GCF_000001215.2) X NC_004354.3 (6968583..6992089, complement)

    Chromosome X - NC_004354.4Genomic Context describing neighboring genes Neighboring gene uncharacterized protein Neighboring gene nullo Neighboring gene uncharacterized protein Neighboring gene mir-4956 stem loop Neighboring gene long non-coding RNA:CR46494 Neighboring gene uncharacterized protein Neighboring gene uncharacterized protein

    Genomic regions, transcripts, and products

    Bibliography

    GeneRIFs: Gene References Into Functions

    What's a GeneRIF?

    Interactions

    Products Interactant Other Gene Complex Source Pubs Description

    General gene information

    Gene Ontology Provided by FlyBase

    Function Evidence Code Pubs
    enables RNA binding IDA
    Inferred from Direct Assay
    more info
    PubMed 
    enables RNA binding IEA
    Inferred from Electronic Annotation
    more info
     
    enables mRNA 3'-UTR binding IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    enables mRNA 3'-UTR binding IDA
    Inferred from Direct Assay
    more info
    PubMed 
    enables mRNA 3'-UTR binding IPI
    Inferred from Physical Interaction
    more info
    PubMed 
    enables mRNA 5'-UTR binding IDA
    Inferred from Direct Assay
    more info
    PubMed 
    enables mRNA 5'-UTR binding IPI
    Inferred from Physical Interaction
    more info
    PubMed 
    enables mRNA binding IDA
    Inferred from Direct Assay
    more info
    PubMed 
    enables mRNA regulatory element binding translation repressor activity IDA
    Inferred from Direct Assay
    more info
    PubMed 
    enables mRNA regulatory element binding translation repressor activity TAS
    Traceable Author Statement
    more info
    PubMed 
    enables poly(A) binding IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    enables poly(U) RNA binding IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    enables poly(U) RNA binding IDA
    Inferred from Direct Assay
    more info
    PubMed 
    enables poly-pyrimidine tract binding IDA
    Inferred from Direct Assay
    more info
    PubMed 
    enables pre-mRNA binding IDA
    Inferred from Direct Assay
    more info
    PubMed 
    enables protein binding IPI
    Inferred from Physical Interaction
    more info
    PubMed 
    Process Evidence Code Pubs
    involved_in alternative mRNA splicing, via spliceosome IEA
    Inferred from Electronic Annotation
    more info
     
    involved_in epithelium regeneration IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    involved_in female germ-line sex determination IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    involved_in female sex determination IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in female sex determination IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    involved_in germarium-derived cystoblast division IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    involved_in imaginal disc growth IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    involved_in negative regulation of RNA export from nucleus IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in negative regulation of mRNA splicing, via spliceosome TAS
    Traceable Author Statement
    more info
    PubMed 
    involved_in negative regulation of translation IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in negative regulation of translational initiation IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in negative regulation of translational initiation IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    involved_in oocyte differentiation IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in oogenesis TAS
    Traceable Author Statement
    more info
    PubMed 
    involved_in positive regulation of RNA splicing IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in positive regulation of smoothened signaling pathway IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in protein stabilization IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in reciprocal meiotic recombination TAS
    Traceable Author Statement
    more info
    PubMed 
    involved_in regulation of alternative mRNA splicing, via spliceosome IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in regulation of mRNA splicing, via spliceosome TAS
    Traceable Author Statement
    more info
    PubMed 
    involved_in regulation of stem cell division IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    involved_in sex determination IEA
    Inferred from Electronic Annotation
    more info
     
    involved_in sex determination TAS
    Traceable Author Statement
    more info
    PubMed 
    involved_in sex determination, primary response to X:A ratio TAS
    Traceable Author Statement
    more info
    PubMed 
    involved_in sex differentiation TAS
    Traceable Author Statement
    more info
    PubMed 
    involved_in sex-chromosome dosage compensation TAS
    Traceable Author Statement
    more info
    PubMed 
    involved_in somatic sex determination TAS
    Traceable Author Statement
    more info
    PubMed 
    Component Evidence Code Pubs
    is_active_in cytoplasm IDA
    Inferred from Direct Assay
    more info
    PubMed 
    located_in cytoplasm IDA
    Inferred from Direct Assay
    more info
    PubMed 
    is_active_in cytosol IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    is_active_in nucleus IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    is_active_in nucleus IDA
    Inferred from Direct Assay
    more info
    PubMed 
    part_of protein-containing complex IPI
    Inferred from Physical Interaction
    more info
    PubMed 
    part_of ribonucleoprotein complex IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    part_of ribonucleoprotein complex IEA
    Inferred from Electronic Annotation
    more info
     

    General protein information

    Preferred Names
    Sex lethal
    Names
    CG43770-PA
    CG43770-PAA
    CG43770-PAB
    CG43770-PAC
    CG43770-PB
    CG43770-PC
    CG43770-PD
    CG43770-PE
    CG43770-PF
    CG43770-PG
    CG43770-PH
    CG43770-PJ
    CG43770-PK
    CG43770-PL
    CG43770-PM
    CG43770-PN
    CG43770-PO
    CG43770-PP
    CG43770-PQ
    CG43770-PR
    CG43770-PT
    CG43770-PW
    CG43770-PX
    CG43770-PY
    CG43770-PZ
    Sex-kethal
    Sxl-PA
    Sxl-PAA
    Sxl-PAB
    Sxl-PAC
    Sxl-PB
    Sxl-PC
    Sxl-PD
    Sxl-PE
    Sxl-PF
    Sxl-PG
    Sxl-PH
    Sxl-PJ
    Sxl-PK
    Sxl-PL
    Sxl-PM
    Sxl-PN
    Sxl-PO
    Sxl-PP
    Sxl-PQ
    Sxl-PR
    Sxl-PT
    Sxl-PW
    Sxl-PX
    Sxl-PY
    Sxl-PZ
    female lethal
    sex-lethal
    sexlethal

    NCBI Reference Sequences (RefSeq)

    NEW Try the new Transcript table

    Genome Annotation

    The following sections contain reference sequences that belong to a specific genome build. Explain

    Reference assembly

    Genomic

    1. NC_004354.4 Reference assembly

      Range
      7074550..7098053 complement
      Download
      GenBank, FASTA, Sequence Viewer (Graphics)

    mRNA and Protein(s)

    1. NM_001031891.3NP_001027062.1  Sex lethal, isoform O [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_001027062.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      E8NH95
      Conserved Domains (2) summary
      cd12376
      Location:201279
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:115195
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
    2. NM_001272374.1NP_001259303.1  Sex lethal, isoform X [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_001259303.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      M9PGK6
      Conserved Domains (2) summary
      cd12376
      Location:203281
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:117197
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
    3. NM_167114.2NP_727164.2  Sex lethal, isoform H [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_727164.2

      Status: REVIEWED

      UniProtKB/TrEMBL
      E8NH95
      Conserved Domains (2) summary
      cd12376
      Location:203281
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:117197
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
    4. NM_001169215.2NP_001162686.1  Sex lethal, isoform P [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_001162686.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      A0A140B9G0
      Conserved Domains (3) summary
      cd12376
      Location:211289
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:125205
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
      TIGR01659
      Location:16332
      sex-lethal; sex-lethal family splicing factor
    5. NM_001272375.2NP_001259304.1  Sex lethal, isoform Y [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_001259304.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      M9PHB3
      Conserved Domains (3) summary
      cd12376
      Location:211289
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:125205
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
      TIGR01659
      Location:16332
      sex-lethal; sex-lethal family splicing factor
    6. NM_001031893.2NP_001027064.1  Sex lethal, isoform M [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_001027064.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      M9PJB1
    7. NM_001169217.2NP_001162688.1  Sex lethal, isoform R [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_001162688.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      E8NH95
      Conserved Domains (2) summary
      cd12376
      Location:201279
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:115195
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
    8. NM_167111.3NP_727161.3  Sex lethal, isoform W [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_727161.3

      Status: REVIEWED

      UniProtKB/TrEMBL
      E8NH95, F0JAP9
      Conserved Domains (3) summary
      cd12376
      Location:203281
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:117197
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
      TIGR01659
      Location:16324
      sex-lethal; sex-lethal family splicing factor
    9. NM_167112.2NP_727162.2  Sex lethal, isoform D [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_727162.2

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      A4V434, A4V435, A4V436, A4V437, C9QP40, D0IQK2, D3PFI6, E1JJI8, E1JJI9, E1JJJ0, E1JJJ2, E1JJJ3, P19339, P19340, Q0KHV2, Q26466, Q2MGN7, Q2MGN8, Q2MGN9, Q2MGP1, Q7KVU6, Q7YZ92, Q8IRQ1, Q99141, Q9TYF5, Q9W3S6
      UniProtKB/TrEMBL
      E8NH95
      Conserved Domains (3) summary
      cd12376
      Location:211289
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:125205
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
      TIGR01659
      Location:16354
      sex-lethal; sex-lethal family splicing factor
    10. NM_167117.2NP_727167.2  Sex lethal, isoform F [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_727167.2

      Status: REVIEWED

      UniProtKB/TrEMBL
      M9PJB1
    11. NM_001272376.1NP_001259305.1  Sex lethal, isoform Z [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_001259305.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      M9PGW6
    12. NM_167116.2NP_727166.2  Sex lethal, isoform G [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_727166.2

      Status: REVIEWED

      UniProtKB/TrEMBL
      E8NH95
      Conserved Domains (3) summary
      cd12376
      Location:203281
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:117197
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
      TIGR01659
      Location:16346
      sex-lethal; sex-lethal family splicing factor
    13. NM_167113.3NP_727163.2  Sex lethal, isoform E [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_727163.2

      Status: REVIEWED

      UniProtKB/TrEMBL
      E8NH95
      Conserved Domains (3) summary
      cd12376
      Location:171249
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:85165
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
      TIGR01659
      Location:1314
      sex-lethal; sex-lethal family splicing factor
    14. NM_167115.3NP_727165.2  Sex lethal, isoform A [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_727165.2

      Status: REVIEWED

      UniProtKB/TrEMBL
      E8NH95
      Conserved Domains (3) summary
      cd12376
      Location:171249
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:85165
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
      TIGR01659
      Location:1314
      sex-lethal; sex-lethal family splicing factor
    15. NM_001031892.2NP_001027063.1  Sex lethal, isoform N [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_001027063.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      E6PBY4, E8NH95
      Conserved Domains (3) summary
      cd12376
      Location:201279
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:115195
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
      TIGR01659
      Location:18344
      sex-lethal; sex-lethal family splicing factor
    16. NM_001316622.1NP_001303551.1  Sex lethal, isoform AC [Drosophila melanogaster]

      Status: REVIEWED

      UniProtKB/TrEMBL
      E8NH95
      Conserved Domains (3) summary
      cd12376
      Location:188266
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:102182
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
      TIGR01659
      Location:4331
      sex-lethal; sex-lethal family splicing factor
    17. NM_001169218.3NP_001162689.1  Sex lethal, isoform AB [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_001162689.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      E8NH95
      Conserved Domains (3) summary
      cd12376
      Location:179257
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:93173
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
      TIGR01659
      Location:1322
      sex-lethal; sex-lethal family splicing factor
    18. NM_001031894.1NP_001027065.1  Sex lethal, isoform L [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_001027065.1

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      A4V434, A4V435, A4V436, A4V437, C9QP40, D0IQK2, D3PFI6, E1JJI8, E1JJI9, E1JJJ0, E1JJJ2, E1JJJ3, P19339, P19340, Q0KHV2, Q26466, Q2MGN7, Q2MGN8, Q2MGN9, Q2MGP1, Q7KVU6, Q7YZ92, Q8IRQ1, Q99141, Q9TYF5, Q9W3S6
      UniProtKB/TrEMBL
      E8NH95
      Conserved Domains (3) summary
      cd12376
      Location:211289
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:125205
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
      TIGR01659
      Location:16354
      sex-lethal; sex-lethal family splicing factor
    19. NM_167118.2NP_727168.1  Sex lethal, isoform B [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_727168.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      M9PJB1
    20. NM_001272377.1NP_001259306.1  Sex lethal, isoform AA [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_001259306.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      M9PJB1
    21. NM_001169216.2NP_001162687.1  Sex lethal, isoform Q [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_001162687.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      M9PGW6
    22. NM_167110.3NP_727160.2  Sex lethal, isoform J [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_727160.2

      Status: REVIEWED

      UniProtKB/TrEMBL
      E8NH95
      Conserved Domains (3) summary
      cd12376
      Location:203281
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:117197
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
      TIGR01659
      Location:16346
      sex-lethal; sex-lethal family splicing factor
    23. NM_001169219.1NP_001162690.1  Sex lethal, isoform T [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_001162690.1

      Status: REVIEWED

      UniProtKB/Swiss-Prot
      A4V434, A4V435, A4V436, A4V437, C9QP40, D0IQK2, D3PFI6, E1JJI8, E1JJI9, E1JJJ0, E1JJJ2, E1JJJ3, P19339, P19340, Q0KHV2, Q26466, Q2MGN7, Q2MGN8, Q2MGN9, Q2MGP1, Q7KVU6, Q7YZ92, Q8IRQ1, Q99141, Q9TYF5, Q9W3S6
      UniProtKB/TrEMBL
      E8NH95
      Conserved Domains (3) summary
      cd12376
      Location:211289
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:125205
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
      TIGR01659
      Location:16354
      sex-lethal; sex-lethal family splicing factor
    24. NM_001031895.1NP_001027066.1  Sex lethal, isoform K [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_001027066.1

      Status: REVIEWED

      UniProtKB/TrEMBL
      M9PGW6
    25. NM_080052.4NP_524791.3  Sex lethal, isoform C [Drosophila melanogaster]

      See identical proteins and their annotated locations for NP_524791.3

      Status: REVIEWED

      UniProtKB/TrEMBL
      E6PBY4, E8NH95
      Conserved Domains (3) summary
      cd12376
      Location:201279
      RRM2_Hu_like; RNA recognition motif 2 in the Hu proteins family, Drosophila sex-lethal (SXL), and similar proteins
      cd12649
      Location:115195
      RRM1_SXL; RNA recognition motif 1 in Drosophila sex-lethal (SXL) and similar proteins
      TIGR01659
      Location:18344
      sex-lethal; sex-lethal family splicing factor