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TRAFEX - TRAnscription Factor EXpression survey

What can I do with TRAFEX?

TRAFEX tutorial A description, tutorial and FAQ will soon be available. Click here for a sample search for PTF1A, IPF1, NeuroD1 and Neurog3

TRAFEX is a searchable database of gene expression data. To begin using TRAFEX, scroll down to the the three search options: Predefined Search, Simple Search, and Complex Search. All settings are saved as you navigate from one search option to another.

A global survey of RNA from 14 fetal and 12 adult human organs by RT-PCR determined the expression patterns of 790 genes encoding DNA-binding transcription factors. The data can be searched and sorted to identify sets of transcription factors with expression restricted to a given organ or to particular organ groups. These data are a resource to help define the spectrum of transcription factor control, contribute to the elucidation of transcription factor cascades responsible for the development and maintenance of each organ, and provide a baseline to study the effects of disease or developmental defects.

Contributed by Dr. Ray MacDonald, as published: Kong YM, MacDonald RJ, Wen X, Yang P, Barbera VM, Swift GH. A comprehensive survey of DNA-binding transcription factor gene expression in human fetal and adult organs. Gene Expr Patterns, 2006 pubmed PubMed

Additional analysis is available at genomics.betacell.org


Developmental Stage: Fetal and Adult Fetal Adult

Show differential expression values (Diff = Adult - Fetal)
Show absolute expression values for both Adult and Fetal
Search by Gene Symbol or GeneID:
  • Case insensitive, eg. IPF1 or ipf1
  • Separate multiple symbols/ID' with a comma, eg. FOXA1,SMAD1,256297
  • Enter a partial gene symbol, eg. "nanog" or "fox"
Organ/Tissue:

( "Ctrl" key for multiple selections)

Expression Level:

("Ctrl" key for multiple selections)

Transcription Factor Family:

("Ctrl" key for multiple selections)

Results Formatting: Overlay data point (integer) over color

Pick data colors:
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