SFSWAP
Splicing factor, suppressor of white-apricot homolog
Also known as: SFRS8, SFSWA_HUMAN, SWAP
Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene
Protein identityUniProt · HPA
- UniProt accession
- Q12872
- Gene
- SFSWAP
- Ensembl
- ENSG00000061936
- Chromosome
- 12
- Canonical length
- 951 aa
- Protein class
- Plasma proteins, Predicted intracellular proteins
- Subcellular location
- Nucleoplasm,Plasma membrane,Cytosol
OverviewNCBI Gene
This gene encodes a human homolog of Drosophila splicing regulatory protein. This gene autoregulates its expression by control of splicing of its first two introns. In addition, it also regulates the splicing of fibronectin and CD45 genes. Two transcript variants encoding different isoforms have been identified. [provided by RefSeq, May 2012]
Canonical amino-acid sequenceUniProt
951 residues, UniProt reviewed canonical sequence.
>Q12872|SFSWAP
1 MYGASGGRAK PERKSGAKEE AGPGGAGGGG SRVELLVFGY ACKLFRDDER ALAQEQGQHL
61 IPWMGDHKIL IDRYDGRGHL HDLSEYDAEY STWNRDYQLS EEEARIEALC DEERYLALHT
121 DLLEEEARQE EEYKRLSEAL AEDGSYNAVG FTYGSDYYDP SEPTEEEEPS KQREKNEAEN
181 LEENEEPFVA PLGLSVPSDV ELPPTAKMHA IIERTASFVC RQGAQFEIML KAKQARNSQF
241 DFLRFDHYLN PYYKFIQKAM KEGRYTVLAE NKSDEKKKSG VSSDNEDDDD EEDGNYLHPS
301 LFASKKCNRL EELMKPLKVV DPDHPLAALV RKAQADSSTP TPHNADGAPV QPSQVEYTAD
361 STVAAMYYSY YMLPDGTYCL APPPPGIDVT TYYSTLPAGV TVSNSPGVTT TAPPPPGTTP
421 LPPPTTAETS SGATSTTTTT SALAPVAAII PPPPDVQPVI DKLAEYVARN GLKFETSVRA
481 KNDQRFEFLQ PWHQYNAYYE FKKQFFLQKE GGDSMQAVSA PEEAPTDSAP EKPSDAGEDG
541 APEDAAEVGA RAGSGGKKEA SSSKTVPDGK LVKASFAPIS FAIKAKENDL LPLEKNRVKL
601 DDDSDDDEES KEGQESSSSA ANTNPAVAPP CVVVEEKKPQ LTQEELEAKQ AKQKLEDRLA
661 AAAREKLAQA SKESKEKQLQ AERKRKAALF LQTLKNPLPE AEAGKIEESP FSVEESSTTP
721 CPLLTGGRPL PTLEVKPPDR PSSKSKDPPR EEEKEKKKKK HKKRSRTRSR SPKYHSSSKS
781 RSRSHSKAKH SLPSAYRTVR RSRSRSRSPR RRAHSPERRR EERSVPTAYR VSRSPGASRK
841 RTRSRSPHEK KKKRRSRSRT KSKARSQSVS PSKQAAPRPA APAAHSAHSA SVSPVESRGS
901 SQERSRGVSQ EKEAQISSAI VSSVQSKITQ DLMAKVRAML AASKNLQTSA SLocalizationUniProt · AlphaFold · HPA
Whether an antibody against SFSWAP can act on the native protein depends on physical access: surface and secreted proteins are reachable by circulating antibodies, intracellular proteins usually are not.
- Antibody reachability
- Intracellular
- Secreted
- No
- Transmembrane segments
- 0
- Mean surface accessibility (rSASA)
- 0.61
- Highest tissue expression
- 33 nTPM
Expression across tissuesHPA
Tissue
- cerebellum: 33 nTPM
- skin: 31 nTPM
- spinal cord: 31 nTPM
- skeletal muscle: 28 nTPM
- ovary: 28 nTPM
- hippocampal formation: 28 nTPM
Single-cell type
- myonuclei: 139 nCPM
- oligodendrocytes: 138 nCPM
- neutrophil progenitors: 127 nCPM
- thymocytes: 126 nCPM
- erythrocyte progenitors: 123 nCPM
- neutrophils: 113 nCPM
Immune cell
- plasmacytoid DC: 7.2 nTPM
- neutrophil: 5.6 nTPM
- NK-cell: 5.4 nTPM
- classical monocyte: 4.1 nTPM
- naive B-cell: 3.8 nTPM
- naive CD8 T-cell: 3.4 nTPM
Brain region
- white matter: 34 nTPM
- thalamus: 27 nTPM
- cerebral cortex: 27 nTPM
- basal ganglia: 26 nTPM
- medulla oblongata: 25 nTPM
- pons: 24 nTPM
Genetic constraint and essentialitygnomAD · DepMap
Does the body need this protein intact? Low LOEUF or a strong DepMap dependency means loss or blockade of the protein is likely to be felt.
- gnomAD LOEUF (loss-of-function intolerance)
- 0.17
- gnomAD pLI
- 1
- gnomAD missense Z
- 2.8
- DepMap mean gene effect
- -0.78
- DepMap dependency class
- common
Cancer expressionTCGA
Across TCGA tumor cohorts, this protein is over-expressed in roughly 5% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).
OntologyGO
Biological processes
- alternative mRNA splicing, via spliceosome
- mRNA 5'-splice site recognition
- negative regulation of mRNA splicing, via spliceosome
Molecular functions
Cellular components
Protein domainsUniProt · Pfam · InterPro
KeywordsUniProt
InteractionsUniProt · HPA
Protein binding partners of SFSWAP in the human serome: UniProt-annotated complex subunits plus reported interactors. Each links to its own Seroatlas record.
Antibody and autoantibody relevanceSeroatlas analysis
Seroatlas reads SFSWAP as an antibody target. Whether an autoantibody or antibody against SFSWAP could matter depends on whether native SFSWAP is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.
SFSWAP is annotated as predominantly intracellular. Intracellular proteins are common autoantibody markers, becoming visible to the immune system after cell injury or altered processing, but are usually markers of disease rather than direct drivers.
Annotation status
The present source text does not explicitly label SFSWAP as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.
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