ARX Antibody

Code CSB-PA059506
Size US$297
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  • Western blot analysis of extracts from 293 cells, using ARX antibody.
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Product Details

Full Product Name
Rabbit anti-Homo sapiens (Human) ARX Polyclonal antibody
Uniprot No.
Target Names
Alternative Names
Aristaless related homeobox gene antibody; Aristaless-related homeobox antibody; Arx antibody; ARX_HUMAN antibody; Homeobox protein ARX antibody; ISSX antibody; MRX29 antibody; MRX32 antibody; MRX33 antibody; MRX36 antibody; MRX38 antibody; MRX43 antibody; MRX54 antibody; MRXS1 antibody; phox2a antibody; PRTS antibody
Raised in
Species Reactivity
Synthesized peptide derived from internal of Human ARX.
Immunogen Species
Homo sapiens (Human)
Purification Method
The antibody was affinity-purified from rabbit antiserum by affinity-chromatography using epitope-specific immunogen.
It differs from different batches. Please contact us to confirm it.
Rabbit IgG in phosphate buffered saline (without Mg2+ and Ca2+), pH 7.4, 150mM NaCl, 0.02% sodium azide and 50% glycerol.
Tested Applications
Recommended Dilution
Application Recommended Dilution
WB 1:500-1:3000
Troubleshooting and FAQs
Upon receipt, store at -20°C or -80°C. Avoid repeated freeze.
Lead Time
Basically, we can dispatch the products out in 1-3 working days after receiving your orders. Delivery time maybe differs from different purchasing way or location, please kindly consult your local distributors for specific delivery time.

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Target Background

Transcription factor required for normal brain development. May be important for maintenance of specific neuronal subtypes in the cerebral cortex and axonal guidance in the floor plate.
Gene References into Functions
  1. ARX gene mutation c.88G>T is associated with X-Linked intellectual disability. PMID: 29896742
  2. ARX is not associated with endometriosis and cannot be used as a biomarker for ovarian endometriosis. ARX is present in ovarian stroma and cells derived from ovarian stroma as well as in all types of sex cord-stromal tumors of the ovary. PMID: 29275192
  3. Arx and Dnmt1 that are sufficient for achieving targeted generation of beta cells from adult pancreatic alpha cells. PMID: 28215845
  4. We review the reported phenotypes of females with mutations in ARX and highlight the importance of screening ARX in male and female patients with ID, seizures, and in particular with complete ACC. PMID: 28150386
  5. We propose a core pathway of transcription regulators, including Hdac4, involved in chromatin condensation and transcriptional repression, and one of its targets, the transcription factor Twist1, as potential drivers of the ID and infantile spasms in patients with ARX polyalanine expansion mutations PMID: 27798109
  6. ARX inhibition in expanded alpha-cell-derived cells treated with RC did not cause their transdifferentiation into insulin-producing cells. PMID: 26856418
  7. Novel c.34G>T (p.(E12*)) variant was identified in the ARX gene in two male patients with early-onset infantile spasms. This variant reinitiated mRNA translation at the next AUG codon. PMID: 26306640
  8. ARX plays a key role in pancreatic endocrine fate specification of pancreatic polypeptide, somatostatin, glucagon and insulin positive cells from human embryonic stem cells. PMID: 26633894
  9. The data of this study suggested that some of the structural and behavioral anomalies, common in patients with ARX mutations, are specifically due to alterations in pallial progenitor function. PMID: 24794919
  10. Neurodevelopmental disturbances in the patients may not simply arise from increased dosage due to ARX duplication. PMID: 26337422
  11. an expansion of 7 alanines in the first polyalanine tract of both human ARX and mouse Arx altered enteroendocrine differentiation; conclude ARX/Arx is required for the specification of a subset of enteroendocrine cells in both humans and mice PMID: 25171319
  12. ARX duplication does not inevitably have detrimental effects on brain development, in contrast with the effects of ARX haploinsufficiency. PMID: 25044608
  13. indings suggest that the ARX c.429_452dup24 mutation may be a developmental model for Limb Kinetic Apraxia PMID: 24528893
  14. nonmalformation phenotype with intellectual disability and dystonia is caused by a ARX missense mutation located outside the regions coding polyA tracts PMID: 23657928
  15. This study demonistrated that ARX polyalanine expansion modifies glutamatergic neurons excitability and morphology without affecting GABAergic neurons development. PMID: 22628459
  16. aberrations of CDKL5 and ARX combined are an important consideration in the genetic forms of early-onset epilepsy in boys PMID: 23583054
  17. a novel and conserved role of Arx in mammalian endocrine cell development PMID: 22387004
  18. We found a significant deviation from the expected Mendelian 1:1 ratio of transmission in favour of the c.429_452dup ARX mutation. PMID: 22490986
  19. A spectrum of mutations in the Aristaless-Related Homeobox gene (ARX) has been linked to -linked Infantile Spasms Syndrome. PMID: 22565167
  20. Novel ARX mutation in 3 brothers associates with mild developmental delay and early hand preference. PMID: 22922607
  21. One patient in a Turkish family representing non-syndromic X-linked mental retardation shows an abnormal band pattern on agarose gel; sequence analysis of exon 2 of ARX reveals that the patient has the c.428_451 dup(24bp) mutation. PMID: 23072184
  22. The missense mutations in the ARX homeodomain represent loss-of-function mutations, which lead to a reduced or complete loss of DNA binding and as a consequence, a loss of transcriptional repression. PMID: 22194193
  23. The authors suggest that molecular analysis of ARX mutations as a second cause of X-linked intellectual disability (XLID) should be considered as a routine diagnostic procedure in any male who presents with either nonsyndromic or syndromic XLID. PMID: 22642246
  24. These data indicate that mutations in the ARX homeodomain result in not only a loss of DNA binding activity but also loss of transcriptional repression activity. PMID: 22252899
  25. protein mislocalization of the homeodomain mutations correlated with clinical severity of non-syndromic intellectual disability PMID: 21496008
  26. This study confirmed the pivotal role of the aristaless related homeobox in the pathogenesis of epileptic encephalopathies PMID: 21482751
  27. study described a novel ARX mutation in a family, leading to Ohtahara syndrome with abnormal genital and psychomotor development (OAGPD) in a male infant, and neurocognitive/psychiatric phenomena in heterozygous, carrier females PMID: 21426321
  28. ARX polyA expansions are primarily associated with syndromic mental retardation. PMID: 21204215
  29. Contractions in the second polyA tract of ARX are rare, non-pathogenic polymorphisms. PMID: 21204226
  30. 2 male individuals, born from monozygotic twin sisters, with Ohtahara syndrome that evolved into West syndrome phenotype and epileptic encephalopathy; previously unreported missense mutation in exon 5 of ARX gene (c.1604T>A) was found in both children PMID: 21108397
  31. ARX contributes not only to endocrine development, but also to exocrine development of the human pancreas, and its deficiency may lead to the severe phenotypes of X-linked lissencephaly with abnormal genitalia patients. PMID: 20538404
  32. novel frameshift mutations in the terminal exon of the ARX gene (Ala524fsX534 and E536fsX672) were identified in 2 Ohtahara syndrome patients (2 and 13 years, each) from 2 families PMID: 20384723
  33. This review aims to provide a catalog of the currently known mutations in ARX and associated clinical phenotypes. PMID: 20506206
  34. Results describe three cases of mental retardation in two different families where the mutation in aristaless-related homeobox (ARX) gene c.428_451 dup24 was found while X-fragile syndrome screening was made. PMID: 19085879
  35. Findings widen the spectrum of clinical phenotypes because of mutations in the ARX gene, but also emphasize the molecular pathogenetic effect of individual mutations. PMID: 19738637
  36. Expression is specific to the telencephalon and thalamus. Mutations cause mental retardation without brain malformations. PMID: 11971879
  37. data suggest mutations in the ARX gene are important causes of mental retardation, often associated with diverse neurological manifestations PMID: 12142061
  38. A new syndrome of X-linked myoclonic epilepsy with generalized spasticity and intellectual disability in boys (XMESID) has been described and a novel missense mutation (1058C>T) identified in the ARX open reading frame. PMID: 12177367
  39. The expression pattern suggests that ARX is involved in the differentiation and maintenance of specific neuronal cell types in the central nervous system. PMID: 12359145
  40. ARX plays a role in causing X-linked lissencephaly with abnormal genitalia PMID: 12379852
  41. Disruption of the STK9 gene causes severe X-linked infantile spasms and mental retardation. PMID: 12736870
  42. 2 point mutations (790delC & R332C) in 2 X-linked lissencephaly with abnormal genitalia pedigrees affect the homeodomain of the protein & confirm that ARX is a causative gene for XLAG. PMID: 12874405
  43. A hemizygous 24-bp duplication in exon 2 (441_464dup)results in expansion from 12 to 20 alanine residues (A155_W156insAAAAAAAA) in the second of four polyalanine tracts in the ARX protein, causing West syndrome. PMID: 12874418
  44. Thirteen novel mutations found in ARX gene in 20 males with X-linked lissencephaly with abnormal genitalia. PMID: 14722918
  45. expansions in one of the ARX polyA tracts results in nuclear protein aggregation and an increase in cell death; likely underlying the pathogenesis of the associated infantile spasms and mental retardation PMID: 15533998
  46. Mutations in the ARX gene can result in many different phenotypes, including phenotypes associated with severe brain malformations and less severe phenotypes associated with syndromic or non-syndromic forms of x-linked mental retadation. PMID: 15707237
  47. Familial West syndrome and dystonia caused by an Aristaless related homeobox gene mutation (ARX) PMID: 15726411
  48. Four nonsyndromic XLMR families were found to have a 24 base pair duplication mutation in exon 2 of ARX. PMID: 15850492
  49. Results confirm the significant contribution of ARX mutations in the etiology of X-linked mental retardation (XLMR), and imply that screening for c.428-451 dup (24 bp) mutation should be recommended in all patients with suspected XLMR. PMID: 16523516
  50. These results reinforce the idea that ARX mutations are relevant to mental retardation and are indicative that molecular screening of exon 2 should be considered in males with mental retardation of unknown etiology. PMID: 16845484

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Involvement in disease
Lissencephaly, X-linked 2 (LISX2); Epileptic encephalopathy, early infantile, 1 (EIEE1); Partington syndrome (PRTS); Mental retardation, X-linked, ARX-related (MRXARX); Agenesis of the corpus callosum, with abnormal genitalia (ACCAG)
Subcellular Location
Protein Families
Paired homeobox family, Bicoid subfamily
Tissue Specificity
Expressed predominantly in fetal and adult brain and skeletal muscle. Expression is specific to the telencephalon and ventral thalamus. There is an absence of expression in the cerebellum throughout development and also in adult.
Database Links

HGNC: 18060

OMIM: 300004

KEGG: hsa:170302

STRING: 9606.ENSP00000368332

UniGene: Hs.300304

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