GSC2
Homeobox protein goosecoid-2
Also known as: GSC2_HUMAN, GSCL
Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene
Protein identityUniProt · HPA
- UniProt accession
- O15499
- Gene
- GSC2
- Ensembl
- ENSG00000063515
- Chromosome
- 22
- Canonical length
- 205 aa
- Protein class
- Predicted intracellular proteins, Transcription factors
OverviewNCBI Gene
Goosecoidlike (GSCL), a homeodomain-containing gene, resides in the critical region for VCFS/DGS on 22q11. Velocardiofacial syndrome (VCFS) is a developmental disorder characterized by conotruncal heart defects, craniofacial anomalies, and learning disabilities. VCFS is phenotypically related to DiGeorge syndrome (DGS) and both syndromes are associated with hemizygous 22q11 deletions. Because many of the tissues and structures affected in VCFS/DGS derive from the pharyngeal arches of the developing embryo, it is believed that haploinsufficiency of a gene involved in embryonic development may be responsible for its etiology. The gene is expressed in a limited number of adult tissues, as well as in early human development. [provided by RefSeq, Jul 2008]
Canonical amino-acid sequenceUniProt
205 residues, UniProt reviewed canonical sequence.
>O15499|GSC2
1 MAAAAGGAAS RRGAGRPCPF SIEHILSSLP ERSLPARAAC PPQPAGRQSP AKPEEPGAPE
61 AAPCACCCCC GPRAAPCGPP EAAAGLGARL AWPLRLGPAV PLSLGAPAGG SGALPGAVGP
121 GSQRRTRRHR TIFSEEQLQA LEALFVQNQY PDVSTRERLA GRIRLREERV EVWFKNRRAK
181 WRHQKRASAS ARLLPGVKKS PKGSCLocalizationUniProt · AlphaFold · HPA
Whether an antibody against GSC2 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)
- 0.6
- Highest tissue expression
- 3.5 nTPM
Expression across tissuesHPA
Tissue
- testis: 3.5 nTPM
- retina: 1 nTPM
- skin: 0.1 nTPM
- adipose tissue: 0 nTPM
- adrenal gland: 0 nTPM
- amygdala: 0 nTPM
Single-cell type
- undifferentiated spermatogonia: 5.8 nCPM
- cone photoreceptor cells: 2.1 nCPM
- differentiating spermatogonia: 2 nCPM
- early primary spermatocytes: 0.3 nCPM
- early spermatids: 0.2 nCPM
- late spermatids: 0.2 nCPM
Immune cell
- basophil: 0 nTPM
- classical monocyte: 0 nTPM
- eosinophil: 0 nTPM
- gdT-cell: 0 nTPM
- intermediate monocyte: 0 nTPM
- MAIT T-cell: 0 nTPM
Brain region
- pons: 2.5 nTPM
- midbrain: 1.2 nTPM
- cerebellum: 0.1 nTPM
- cerebral cortex: 0.1 nTPM
- medulla oblongata: 0.1 nTPM
- amygdala: 0 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)
- 1.91
- gnomAD pLI
- 0
- gnomAD missense Z
- -0.55
- DepMap mean gene effect
- -0.06
- DepMap dependency class
- selective
Cancer expressionTCGA
Across TCGA tumor cohorts, this protein is over-expressed in roughly 2% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).
OntologyGO
Biological processes
Molecular functions
- DNA binding
- DNA-binding transcription factor activity
- DNA-binding transcription factor activity, RNA polymerase II-specific
- RNA polymerase II cis-regulatory region sequence-specific DNA binding
- sequence-specific DNA binding
- sequence-specific double-stranded DNA binding
Cellular components
Protein domainsUniProt · Pfam · InterPro
KeywordsUniProt
InteractionsUniProt · HPA
Protein binding partners of GSC2 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 GSC2 as an antibody target. Whether an autoantibody or antibody against GSC2 could matter depends on whether native GSC2 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.
GSC2 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 GSC2 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.
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