About   Help   FAQ
Defb9 Gene Detail
Summary
  • Symbol
    Defb9
  • Name
    defensin beta 9
  • Feature Type
    protein coding gene
  • IDs
    MGI:2179198
    NCBI Gene: 246079
  • Alliance
    genome feature page
  • Transcription Start Sites
    1 TSS
Location &
Maps
more
  • Sequence Map
    Chr8:22371729-22375437 bp, - strand
    From Ensembl annotation of GRCm39
  • View this region in JBrowse
  • Genome Browsers
    Ensembl | UCSC | NCBI
  • Genetic Map
    Chromosome 8, 10.54 cM, cytoband A4
  • Mapping Data
    1 experiment
Strain
Comparison
more
  • SNPs within 2kb
    213 from dbSNP Build 142
  • Strain Annotations
    19
For selected strains:
Strain Gene Model ID Feature Type Coordinates Select Strains
C57BL/6J MGI_C57BL6J_2179198
 protein coding gene Chr8:22371729-22375458 (-)
129S1/SvImJ ENSMUSG00200028687
 protein coding gene Chr8:17415763-17419399 (-)
A/J ENSMUSG00195041460
 protein coding gene Chr8:17967175-17970819 (-)
AKR/J ENSMUSG00220027448
 protein coding gene Chr8:17587928-17591645 (-)
BALB/cJ ENSMUSG00180020774
 protein coding gene Chr8:17491841-17495481 (-)
C3H/HeJ ENSMUSG00175038359
 protein coding gene Chr8:17558207-17561843 (-)
C57BL/6NJ ENSMUSG00215015361
 protein coding gene Chr8:17427822-17431538 (-)
CAROLI/EiJ MGP_CAROLIEiJ_G0030888
 protein coding gene Chr8:16402859-16403213 (-)
CAST/EiJ ENSTCUG00005018368
 protein coding gene Chr8:17809712-17813311 (-)
CBA/J ENSMUSG00210038359
 protein coding gene Chr8:17491499-17495131 (-)
DBA/2J ENSMUSG00185038400
 protein coding gene Chr8:23294443-23298080 (-)
FVB/NJ ENSMUSG00205027879
 protein coding gene Chr8:16983695-16987329 (-)
JF1/MsJ ENSUMUG00000014658
 protein coding gene Chr8:25188125-25191817 (-)
LP/J ENSMUSG00230009107
 protein coding gene Chr8:27064126-27067874 (-)
NOD/ShiLtJ ENSMUSG00190034197
 protein coding gene Chr8:17524996-17528640 (-)
NZO/HlLtJ ENSMUSG00225018988
 protein coding gene Chr8:30668004-30671713 (-)
PWK/PhJ ENSLUMG00010026957
 protein coding gene Chr8:17547844-17551487 (-)
SPRET/EiJ ENSMSPG00010012954
 protein coding gene Chr8:17794088-17797609 (-)
WSB/EiJ ENSIUOG00005019560
 protein coding gene Chr8:18219133-18222853 (-)



Homology
less
Mutations,
Alleles, and
Phenotypes
less
  • Phenotype Summary
    4 phenotype references
Gene Ontology
(GO)
Classifications
less
  • All GO Annotations
    8
  • GO References
    3
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
    597
  • cDNA Data
    2
Sequences &
Gene Models
less
Representative SequencesLengthStrain/SpeciesFlank
genomic ENSMUSG00000047390 Ensembl Gene Model | MGI Sequence Detail 3709 C57BL/6J ±  kb
transcript ENSMUST00000057076 Ensembl | MGI Sequence Detail 310 Not Applicable  
polypeptide ENSMUSP00000054085 Ensembl | MGI Sequence Detail 67 Not Applicable  
For the selected sequence
Protein
Information
less
Molecular
Reagents
less
  • All nucleic 2
    cDNA 2

    Microarray probesets 2
References
more
  • Summaries
    All 21
    Gene Ontology 3
    Phenotypes 4
  • Earliest
    J:82526 Morrison GM, et al., Signal Sequence Conservation and Mature Peptide Divergence Within Subgroups of the Murine beta-Defensin Gene Family. Mol Biol Evol. 2003 Mar;20(3):460-70
  • Latest
    J:332494 Dong X, et al., Keratinocyte-derived defensins activate neutrophil-specific receptors Mrgpra2a/b to prevent skin dysbiosis and bacterial infection. Immunity. 2022 Jul 15;55(9):1645-1662
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
09/15/2026
MGI 6.29 		The Jackson Laboratory