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Fam181b Gene Detail
Summary
  • Symbol
    Fam181b
  • Name
    family with sequence similarity 181, member B
  • Synonyms
    A830059I20Rik
  • Feature Type
    protein coding gene
  • IDs
    MGI:1930951
    NCBI Gene: 58238
  • Alliance
    genome feature page
  • Transcription Start Sites
    4 TSS
Location &
Maps
more
  • Sequence Map
    Chr7:92729087-92730929 bp, + strand
    From NCBI annotation of GRCm39
  • View this region in JBrowse
  • Genome Browsers
    Ensembl | UCSC | NCBI
  • Genetic Map
    Chromosome 7, 51.66 cM
  • Mapping Data
    2 experiments
Strain
Comparison
more
  • SNPs within 2kb
    139 from dbSNP Build 142
  • Strain Annotations
    19
For selected strains:
Strain Gene Model ID Feature Type Coordinates Select Strains
C57BL/6J MGI_C57BL6J_1930951
 protein coding gene Chr7:92729073-92731074 (+)
129S1/SvImJ ENSMUSG00200027164
 protein coding gene Chr7:79510377-79512374 (+)
A/J ENSMUSG00195037316
 protein coding gene Chr7:84024739-84026736 (+)
AKR/J ENSMUSG00220040874
 protein coding gene Chr7:77490786-77492783 (+)
BALB/cJ ENSMUSG00180036357
 protein coding gene Chr7:80693097-80695094 (+)
C3H/HeJ ENSMUSG00175022181
 protein coding gene Chr7:81393103-81395100 (+)
C57BL/6NJ ENSMUSG00215027444
 protein coding gene Chr7:80570502-80572503 (+)
CAROLI/EiJ MGP_CAROLIEiJ_G0034058
 pseudogene Chr7:96020482-96022300 (+)
CAST/EiJ ENSTCUG00005029890
 protein coding gene Chr7:83988669-83990670 (+)
CBA/J ENSMUSG00210025034
 protein coding gene Chr7:81234942-81236939 (+)
DBA/2J ENSMUSG00185030252
 protein coding gene Chr7:85564739-85566736 (+)
FVB/NJ ENSMUSG00205015876
 protein coding gene Chr7:81193605-81195602 (+)
JF1/MsJ ENSUMUG00000015286
 protein coding gene Chr7:90514567-90516572 (+)
LP/J ENSMUSG00230041649
 protein coding gene Chr7:91653740-91655737 (+)
NOD/ShiLtJ ENSMUSG00190018591
 protein coding gene Chr7:81444208-81446205 (+)
NZO/HlLtJ ENSMUSG00225010143
 protein coding gene Chr7:89928814-89930811 (+)
PWK/PhJ ENSLUMG00010037525
 protein coding gene Chr7:79723228-79725232 (+)
SPRET/EiJ ENSMSPG00010011905
 protein coding gene Chr7:80825407-80826825 (+)
WSB/EiJ ENSIUOG00005009021
 protein coding gene Chr7:81878499-81880504 (+)



Homology
more
  • Human Ortholog
    FAM181B, family with sequence similarity 181 member B
  • Vertebrate Orthologs
    2
Vertebrate Orthology Source
Alliance of Genome Resources
  • Human Ortholog
    FAM181B, family with sequence similarity 181 member B
  • Links
    NCBI Gene ID: 220382
    UniProt: A6NEQ2

  • Chr Location
    11q14.1; chr11:82729940-82733864 (-)  GRCh38
Mutations,
Alleles, and
Phenotypes
less
  • Phenotype Summary
    1 phenotype from 1 allele in 1 genetic background
    23 phenotype references
  • All Mutations and Alleles
    5
  • Chemically induced (other)
    1
  • Radiation induced
    2
  • Targeted
    2
  • Genomic Mutations
    3 involving Fam181b
  • Incidental Mutations
    CvDC
  • Find Mice (IMSR)
    8 strains or lines available
Mice homozygous for a knock-out allele exhibit normal fertility and morphology.
Gene Ontology
(GO)
Classifications
less
Molecular Function

No experimental evidence to support Molecular Function annotation, following literature review. See J:73796.
Biological Process

No experimental evidence to support Biological Process annotation, following literature review. See J:73796.
Cellular Component

No experimental evidence to support Cellular Component annotation, following literature review. See J:73796.
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
    791
  • Tissues
    86
  • cDNA Data
    8
  • Literature Summary
    3
Sequences &
Gene Models
less
  • All Sequences
    38
  • RefSeq
    2
  • UniProt
    2
Representative SequencesLengthStrain/SpeciesFlank
genomic 58238 NCBI Gene Model | MGI Sequence Detail 1843 C57BL/6J ±  kb
transcript NM_021427 RefSeq | MGI Sequence Detail 1853 C57BL/6  
polypeptide Q80VF6 UniProt | EBI | MGI Sequence Detail 417 Not Applicable  
For the selected sequence
Protein
Information
less
Molecular
Reagents
less
  • All nucleic 12
    cDNA 10
    Primer pair 2

    Microarray probesets 5
References
more
  • Summaries
    All 44
    Developmental Gene Expression 3
    Phenotypes 23
  • Earliest
    J:141526 Russell LB, et al., Analysis of the albino-locus region of the mouse. III. Time of death of prenatal lethals. Genetics. 1979 May;92(1):205-13
  • Latest
    J:313619 Bedogni F, et al., Cell-Type-Specific Gene Expression in Developing Mouse Neocortex: Intermediate Progenitors Implicated in Axon Development. Front Mol Neurosci. 2021;14:686034
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
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Send questions and comments to User Support. 		last database update
09/15/2026
MGI 6.29 		The Jackson Laboratory