SAMD9L
Sterile alpha motif domain-containing protein 9-like
Also known as: C7orf6, FLJ39885, KIAA2005, SAM9L_HUMAN
Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene
Protein identityUniProt · HPA
- UniProt accession
- Q8IVG5
- Gene
- SAMD9L
- Ensembl
- ENSG00000177409
- Chromosome
- 7
- Canonical length
- 1584 aa
- Protein class
- Disease related genes, Human disease related genes, Predicted intracellular proteins
- Subcellular location
- Cytosol
OverviewNCBI Gene
This gene encodes a cytoplasmic protein that acts as a tumor suppressor but also plays a key role in cell proliferation and the innate immune response to viral infection. The encoded protein contains an N-terminal sterile alpha motif domain. Naturally occurring mutations in this gene are associated with myeloid disorders such as juvenile myelomonocytic leukemia, acute myeloid leukemia, and myelodysplastic syndrome. Naturally occurring mutations are also associated with hepatitis-B related hepatocellular carcinoma, normophosphatemic familial tumoral calcinosis, and ataxia-pancytopenia syndrome. [provided by RefSeq, Apr 2017]
Canonical amino-acid sequenceUniProt
1584 residues, UniProt reviewed canonical sequence.
>Q8IVG5|SAMD9L
1 MSKQVSLPEM IKDWTKEHVK KWVNEDLKIN EQYGQILLSE EVTGLVLQEL TEKDLVEMGL
61 PWGPALLIKR SYNKLNSKSP ESDNHDPGQL DNSKPSKTEH QKNPKHTKKE EENSMSSNID
121 YDPREIRDIK QEESILMKEN VLDEVANAKH KKKGKLKPEQ LTCMPYPFDQ FHDSHRYIEH
181 YTLQPETGAL NLIDPIHEFK ALTNTETATE VDIKMKFSNE VFRFASACMN SRTNGTIHFG
241 VKDKPHGEIV GVKITSKAAF IDHFNVMIKK YFEESEINEA KKCIREPRFV EVLLQNNTPS
301 DRFVIEVDTI PKHSICNDKY FYIQMQICKD KIWKQNQNLS LFVREGASSR DILANSKQRD
361 VDFKAFLQNL KSLVASRKEA EEEYGMKAMK KESEGLKLVK LLIGNRDSLD NSYYDWYILV
421 TNKCHPNQIK HLDFLKEIKW FAVLEFDPES MINGVVKAYK ESRVANLHFP NQYEDKTTNM
481 WEKISTLNLY QQPSWIFCNG RSDLKSETYK PLEPHLWQRE RASEVRKLIL FLTDENIMTR
541 GKFLVVFLLL SSVESPGDPL IETFWAFYQA LKGMENMLCI SVNSHIYQRW KDLLQTRMKM
601 EDELTNHSIS TLNIELVNST ILKLKSVTRS SRRFLPARGS SSVILEKKKE DVLTALEILC
661 ENECTETDIE KDKSKFLEFK KSKEEHFYRG GKVSWWNFYF SSENYSSDFV KRDSYEKLKD
721 LIHCWAESPK PIFAKIINLY HHPGCGGTTL AMHVLWDLKK NFRCAVLKNK TTDFAEIAEQ
781 VINLVTYRAK SHQDYIPVLL LVDDFEEQEN VYFLQNAIHS VLAEKDLRYE KTLVIILNCM
841 RSRNPDESAK LADSIALNYQ LSSKEQRAFG AKLKEIEKQH KNCENFYSFM IMKSNFDETY
901 IENVVRNILK GQDVDSKEAQ LISFLALLSS YVTDSTISVS QCEIFLGIIY TSTPWEPESL
961 EDKMGTYSTL LIKTEVAEYG RYTGVRIIHP LIALYCLKEL ERSYHLDKCQ IALNILEENL
1021 FYDSGIGRDK FQHDVQTLLL TRQRKVYGDE TDTLFSPLME ALQNKDIEKV LSAGSRRFPQ
1081 NAFICQALAR HFYIKEKDFN TALDWARQAK MKAPKNSYIS DTLGQVYKSE IKWWLDGNKN
1141 CRSITVNDLT HLLEAAEKAS RAFKESQRQT DSKNYETENW SPQKSQRRYD MYNTACFLGE
1201 IEVGLYTIQI LQLTPFFHKE NELSKKHMVQ FLSGKWTIPP DPRNECYLAL SKFTSHLKNL
1261 QSDLKRCFDF FIDYMVLLKM RYTQKEIAEI MLSKKVSRCF RKYTELFCHL DPCLLQSKES
1321 QLLQEENCRK KLEALRADRF AGLLEYLNPN YKDATTMESI VNEYAFLLQQ NSKKPMTNEK
1381 QNSILANIIL SCLKPNSKLI QPLTTLKKQL REVLQFVGLS HQYPGPYFLA CLLFWPENQE
1441 LDQDSKLIEK YVSSLNRSFR GQYKRMCRSK QASTLFYLGK RKGLNSIVHK AKIEQYFDKA
1501 QNTNSLWHSG DVWKKNEVKD LLRRLTGQAE GKLISVEYGT EEKIKIPVIS VYSGPLRSGR
1561 NIERVSFYLG FSIEGPLAYD IEVILocalizationUniProt · AlphaFold · HPA
Whether an antibody against SAMD9L 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)
- 0.25
- Highest tissue expression
- 34 nTPM
Expression across tissuesHPA
Tissue
- spleen: 34 nTPM
- lymph node: 22 nTPM
- appendix: 22 nTPM
- thymus: 20 nTPM
- lung: 19 nTPM
- tonsil: 14 nTPM
Single-cell type
- microglia: 94 nCPM
- neutrophil progenitors: 85 nCPM
- esophageal apical cells: 58 nCPM
- nk-cells: 56 nCPM
- breast lactating cells: 49 nCPM
- thymocytes: 47 nCPM
Immune cell
- neutrophil: 7.8 nTPM
- basophil: 6.8 nTPM
- eosinophil: 5.4 nTPM
- memory B-cell: 5 nTPM
- gdT-cell: 4.7 nTPM
- non-classical monocyte: 4.6 nTPM
Brain region
- medulla oblongata: 16 nTPM
- spinal cord: 13 nTPM
- white matter: 11 nTPM
- pons: 9.3 nTPM
- thalamus: 8.4 nTPM
- hypothalamus: 7.8 nTPM
DiseaseUniProt · ClinVar · IEDB · PubMed
Four sources answering four different questions about SAMD9L.
Disease | AllUniProt
Conditions SAMD9L is implicated in, by any mechanism.
- Ataxia-pancytopenia syndrome (ATXPC) MIM:159550
- Monosomy 7 myelodysplasia and leukemia syndrome 1 (M7MLS1) MIM:252270
- Spinocerebellar ataxia 49 (SCA49) MIM:619806
Disease | GeneticClinVar
19 pathogenic / likely-pathogenic of 2,451 ClinVar records.
Conditions with pathogenic or likely-pathogenic variants.
- Monosomy 7 myelodysplasia and leukemia syndrome 1
- Ataxia-pancytopenia syndrome
- SAMD9L-related disorder
- Intellectual disability
- interferonopathy
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)
- 0.78
- gnomAD pLI
- 0
- gnomAD missense Z
- 1.63
- DepMap mean gene effect
- -0.04
- DepMap dependency class
- none
Cancer expressionTCGA
Across TCGA tumor cohorts, this protein is over-expressed in roughly 7% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).
OntologyGO
Cellular components
Protein domainsUniProt · Pfam · InterPro
KeywordsUniProt
InteractionsUniProt · HPA
Protein binding partners of SAMD9L 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 SAMD9L as an antibody target. Whether an autoantibody or antibody against SAMD9L could matter depends on whether native SAMD9L is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.
SAMD9L 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 SAMD9L as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.
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