About   Help   FAQ
Lef1 Gene Detail
Summary
  • Symbol
    Lef1
  • Name
    lymphoid enhancer binding factor 1
  • Synonyms
    Lef-1, lymphoid enhancer factor 1
  • Feature Type
    protein coding gene
  • IDs
    MGI:96770
    NCBI Gene: 16842
  • Alliance
  • Transcription Start Sites
    43 TSS
Location &
Maps
more
  • Sequence Map
    Chr3:130904120-131018005 bp, + strand
    From Ensembl annotation of GRCm39
  • View this region in JBrowse
  • Genome Browsers
  • Genetic Map
    Chromosome 3, 60.78 cM
  • Mapping Data
    8 experiments
Strain
Comparison
more
  • SNPs within 2kb
    3509 from dbSNP Build 142
  • Strain Annotations
    19
  • RFLP
For selected strains:
Strain Gene Model ID Feature Type Coordinates Select Strains
C57BL/6J MGI_C57BL6J_96770
protein coding gene Chr3:130903972-131018006 (+)
129S1/SvImJ ENSMUSG00200002983
protein coding gene Chr3:127677742-127791917 (+)
A/J ENSMUSG00195007983
protein coding gene Chr3:127792008-127906088 (+)
AKR/J ENSMUSG00220021111
protein coding gene Chr3:126234010-126346639 (+)
BALB/cJ ENSMUSG00180003489
protein coding gene Chr3:127720960-127835028 (+)
C3H/HeJ ENSMUSG00175012588
protein coding gene Chr3:127292825-127407006 (+)
C57BL/6NJ ENSMUSG00215011991
protein coding gene Chr3:128053708-128167733 (+)
CAROLI/EiJ MGP_CAROLIEiJ_G0025637
protein coding gene Chr3:124699862-124813265 (+)
CAST/EiJ ENSTCUG00005003703
protein coding gene Chr3:128377448-128490612 (+)
CBA/J ENSMUSG00210003372
protein coding gene Chr3:127895504-128009549 (+)
DBA/2J ENSMUSG00185025207
protein coding gene Chr3:128514531-128628705 (+)
FVB/NJ ENSMUSG00205025377
protein coding gene Chr3:126847677-126960324 (+)
JF1/MsJ ENSUMUG00000012664
protein coding gene Chr3:127267284-127382133 (+)
LP/J ENSMUSG00230003012
protein coding gene Chr3:130497984-130612130 (+)
NOD/ShiLtJ ENSMUSG00190001138
protein coding gene Chr3:128911777-129024404 (+)
NZO/HlLtJ ENSMUSG00225005462
protein coding gene Chr3:132943365-133056944 (+)
PWK/PhJ ENSLUMG00010014736
protein coding gene Chr3:127261965-127374827 (+)
SPRET/EiJ ENSMSPG00010011981
protein coding gene Chr3:128222374-128334065 (+)
WSB/EiJ ENSIUOG00005015921
protein coding gene Chr3:128049015-128163122 (+)



Homology
more
  • Human Ortholog
    LEF1, lymphoid enhancer binding factor 1
  • Vertebrate Orthologs
    3
Vertebrate Orthology Source
Alliance of Genome Resources
  • Human Ortholog
    LEF1, lymphoid enhancer binding factor 1
  • Synonyms
    ECTD1, ECTD17, LEF-1, TCF10, TCF1ALPHA, TCF7L3
  • Links
    NCBI Gene ID: 51176
    UniProt: Q9UJU2

  • Chr Location
    4q25; chr4:108047545-108168956 (-)  GRCh38

Human Diseases
more
  • Diseases
    1 with human LEF1 associations

Human Disease Mouse Models
      
IDs
Click on a disease name to see all genes associated with that disease.

  • References
    1 with disease annotations
Mutations,
Alleles, and
Phenotypes
less
  • Phenotype Summary
    52 phenotypes from 5 alleles in 7 genetic backgrounds
    14 phenotypes from multigenic genotypes
    107 phenotype references
Phenotype Overview

adipose tissue
behavior/neurological
cardiovascular system
cellular
craniofacial
digestive/alimentary system
embryo
endocrine/exocrine glands
growth/size/body
hearing/vestibular/ear
hematopoietic system
homeostasis/metabolism
integument
immune system
limbs/digits/tail
liver/biliary system
mortality/aging
muscle
nervous system
pigmentation
renal/urinary system
reproductive system
respiratory system
skeleton
taste/olfaction
neoplasm
vision/eye

Click cells to view annotations.
Mice homozygous for a null allele are small and die postnatally showing lack of teeth, mammary and uterine glands, whiskers, body hair, dermal-associated fat, and a dentate gyrus, as well as defects in hippocampus morphology, hair follicle development, retinal vasculature, and vascular regression.
Gene Ontology
(GO)
Classifications
less
  • All GO Annotations
  • GO References
Molecular Function

carbohydrate derivative binding
cytoskeletal protein binding
DNA binding
enzyme regulator
hydrolase
ligase
lipid binding
oxidoreductase
RNA binding
signaling receptor activity
signaling receptor binding
transcription
transferase
transporter
Biological Process

carbohydrate derivative metabolism
cell differentiation
cell population proliferation
cellular component organization
DNA-templated transcription
establishment of localization
homeostatic process
immune system process
lipid metabolic process
programmed cell death
protein metabolic process
response to stimulus
signaling
system development
Cellular Component

cell projection
cytoplasmic vesicle
cytoskeleton
cytosol
endoplasmic reticulum
endosome
extracellular region
Golgi apparatus
mitochondrion
membraneless organelle
nucleus
organelle envelope
organelle lumen
plasma membrane
protein-containing complex
synapse
vacuole
Click cells to view annotations.
Expression
less
Expression Overview

early conceptus
embryo ectoderm
embryo endoderm
embryo mesoderm
embryo mesenchyme
extraembryonic component
alimentary system
auditory system
branchial arches
cardiovascular system
connective tissue
endocrine system
exocrine system
hemolymphoid system
integumental system
limbs
liver and biliary system
musculoskeletal system
nervous system
olfactory system
reproductive system
respiratory system
urinary system
visual system
Click cells to view annotations.


  • Assay Results
  • Tissues
  • cDNA Data
  • Literature Summary
  • Comparison Matrix
  • Sequences &
    Gene Models
    less
    Representative SequencesLengthStrain/SpeciesFlank
    genomic ENSMUSG00000027985 Ensembl Gene Model | MGI Sequence Detail 113886 C57BL/6J ±  kb
    transcript ENSMUST00000029611 Ensembl | MGI Sequence Detail 3482 Not Applicable  
    polypeptide ENSMUSP00000029611 Ensembl | MGI Sequence Detail 397 Not Applicable  
    For the selected sequence
    Protein
    Information
    less
    Molecular
    Reagents
    less
    • All nucleic 149
      Genomic 1
      cDNA 84
      Primer pair 33
      Other 31
      Antibodies 28

      Microarray probesets 5
    Other
    Accession IDs
    less
    MGD-MRK-11782, MGD-MRK-11783, MGI:2139722
    References
    more
    • Summaries
      All 807
      Developmental Gene Expression 540
      Diseases 1
      Gene Ontology 59
      Phenotypes 107
    • Earliest
      J:10393 Mattei MG, et al., Chromosomal localization of the three members of the jun proto-oncogene family in mouse and man. Oncogene. 1990 Jan;5(1):151-6
    • Latest
      J:390610 Gao S, et al., Epithelial Hedgehog signaling is essential for tooth patterning and enamel formation. Bone. 2026 Jul 28;:118033

    Contributing Projects:
    Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
    Citing These Resources
    Funding Information
    Warranty Disclaimer, Privacy Notice, Licensing, & Copyright
    Send questions and comments to User Support.
    last database update
    09/01/2026
    MGI 6.24
    The Jackson Laboratory