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Lmtk3 Gene Detail
Summary
  • Symbol
    Lmtk3
  • Name
    lemur tyrosine kinase 3
  • Synonyms
    Aatyk3, AATYK3
  • Feature Type
    protein coding gene
  • IDs
    MGI:3039582
    NCBI Gene: 381983
  • Alliance
  • Transcription Start Sites
    6 TSS
Location &
Maps
more
  • Sequence Map
    Chr7:45433162-45453568 bp, + strand
    From Ensembl annotation of GRCm39
  • View this region in JBrowse
  • Genome Browsers
  • Genetic Map
    Chromosome 7, 29.50 cM
  • Mapping Data
    1 experiment
Strain
Comparison
more
  • SNPs within 2kb
    526 from dbSNP Build 142
  • Strain Annotations
    15
For selected strains:
Strain Gene Model ID Feature Type Coordinates Select Strains
C57BL/6J MGI_C57BL6J_3039582
protein coding gene Chr7:45432577-45456315 (+)
129S1/SvImJ ENSMUSG00200026482
protein coding gene Chr7:33035978-33056344 (+)
A/J ENSMUSG00195043394
protein coding gene Chr7:37063860-37084303 (+)
AKR/J ENSMUSG00220008581
protein coding gene Chr7:31362368-31382778 (+)
BALB/cJ ENSMUSG00180034238
protein coding gene Chr7:33939260-33959705 (+)
C3H/HeJ ENSMUSG00175026902
protein coding gene Chr7:34471911-34492274 (+)
C57BL/6NJ ENSMUSG00215040133
protein coding gene Chr7:33726041-33746447 (+)
CAROLI/EiJ MGP_CAROLIEiJ_G0029744
protein coding gene Chr7:47732904-47753350 (+)
CAST/EiJ no annotation
CBA/J ENSMUSG00210041264
protein coding gene Chr7:34837020-34857421 (+)
DBA/2J ENSMUSG00185037131
protein coding gene Chr7:38718707-38739070 (+)
FVB/NJ ENSMUSG00205018801
protein coding gene Chr7:34381612-34402021 (+)
JF1/MsJ no annotation
LP/J ENSMUSG00230050036
protein coding gene Chr7:44153410-44173826 (+)
NOD/ShiLtJ ENSMUSG00190049236
protein coding gene Chr7:34709299-34729705 (+)
NZO/HlLtJ ENSMUSG00225012827
protein coding gene Chr7:42352677-42373120 (+)
PWK/PhJ no annotation
SPRET/EiJ ENSMSPG00010031347
protein coding gene Chr7:33440479-33461337 (+)
WSB/EiJ no annotation



Homology
more
  • Human Ortholog
    LMTK3, lemur tail kinase 3
  • Vertebrate Orthologs
    3
Vertebrate Orthology Source
Alliance of Genome Resources
  • Human Ortholog
    LMTK3, lemur tail kinase 3
  • Synonyms
    AATYK3, LMR3, PPP1R101, TYKLM3
  • Links
    NCBI Gene ID: 114783
    UniProt: Q96Q04

  • Chr Location
    19q13.33; chr19:48485271-48513935 (-)  GRCh38

Mutations,
Alleles, and
Phenotypes
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  • Phenotype Summary
    16 phenotypes from 1 allele in 1 genetic background
    7 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 knock-out allele exhibit pronounced behavioral abnormalities, including locomotor hyperactivity, reduced anxiety, and decreased depression-like behavior, an increased striatal dopamine turnover rate, and enhanced behavioral response to methylphenidate.
Gene Ontology
(GO)
Classifications
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  • 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
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    Representative SequencesLengthStrain/SpeciesFlank
    genomic ENSMUSG00000062044 Ensembl Gene Model | MGI Sequence Detail 20407 C57BL/6J ±  kb
    transcript ENSMUST00000209617 Ensembl | MGI Sequence Detail 5051 Not Applicable  
    polypeptide ENSMUSP00000148041 Ensembl | MGI Sequence Detail 1450 Not Applicable  
    For the selected sequence
    Protein
    Information
    less
    Molecular
    Reagents
    less
    • All nucleic 7
      cDNA 7

      Microarray probesets 4
    References
    more
    • Summaries
      All 33
      Developmental Gene Expression 2
      Gene Ontology 8
      Phenotypes 7
    • Earliest
      J:128285 Tomomura M, et al., Structural and functional analysis of the apoptosis-associated tyrosine kinase (AATYK) family. Neuroscience. 2007 Aug 24;148(2):510-21
    • Latest
      J:366803 Cho N, et al., The brain-specific kinase LMTK3 regulates neuronal excitability by decreasing KCC2-dependent neuronal Cl(-) extrusion. iScience. 2024 Apr 19;27(4):109512

    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)
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    Funding Information
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    last database update
    09/08/2026
    MGI 6.24
    The Jackson Laboratory