FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term motor neuron ID (Ontology) FBbt:00005123 (Fly Anatomy)
Definition A neuron that sends movement impulses to the muscle system.
Comment
Links to External Ontologies
VFB:FBbt_00005123
Annotations
Records annotated with this term OR any of its CHILD TERMS
Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN     214
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION      52
Insertions (FBti)  PHENOTYPE_MANIFEST_IN      19
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN     121
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Alleles  Genes Insertions Constructs
 motor neuron (all annotations which use CV term, excluding "NOT" statements)     216      1     56     90    144
     motor neuron | adult stage      18       --       --       2     14
     motor neuron | adult stage | somatic clone       4       --       --       1      2
     motor neuron | cold sensitive       1       --       --       --       --
     motor neuron | decreased number | larval stage       2       --       --       --       1
     motor neuron | embryonic stage      24       --       --       --      13
     motor neuron | embryonic stage 16       3       --       --       --       --
     motor neuron | embryonic stage | germline clone       2       --       --       --       --
     motor neuron | heat sensitive       2       --       --       --       1
     motor neuron | increased number | somatic clone - tissue specific       4       --       --       --       4
     motor neuron | larval stage      37       --       --       3     20
     motor neuron | larval stage | heat sensitive       2       --       --       2       --
     motor neuron | late third instar larval stage       2       --       --       --       1
     motor neuron | P-stage       4       --       --       --       3
     motor neuron | somatic clone      12       --       --       --      10
     motor neuron | somatic clone | third instar larval stage       6       --       --       1      2
     motor neuron | third instar larval stage      26       --       --       7     14
     motor neuron | third instar larval stage | conditional       7       --       --       1      5
Spanning Tree (Parents/Children)
Only view relationship:
  CNS neuron
   |__efferent neuron
       |__motor neuron  1843 rec.
           |__adult motor neuron 401 rec.
           |   |__adult CB0004 neuron
           |   |__adult CB0700 neuron
           |   |__adult CB0703 neuron
           |   |__adult CB0705 neuron
           |   |__adult CB0706 neuron
           |   |__adult CB0708 neuron
           |   |__adult CB0715 neuron
           |   |__adult CB0720 neuron
           |   |__adult CB0723 neuron
           |   |__adult CB0728 neuron
           |   |__adult CB0750 neuron
           |   |__adult CB0762 neuron
           |   |__adult CB0764 neuron
           |   |__adult CB0769 neuron
           |   |__adult CB0783 neuron
           |   |__adult CB0789 neuron
           |   |__adult CB0804 neuron
           |   |__adult CB0810 neuron
           |   |__adult CB0831 neuron
           |   |__adult CB0835 neuron
           |   |__adult CB0836 neuron
           |   |__adult CB0838 neuron
           |   |__adult CB0845 neuron
           |   |__adult CB0861 neuron
           |   |__adult CB0871 neuron
           |   |__adult CB0873 neuron
           |   |__adult CB0875 neuron
           |   |__adult CB0882 neuron
           |   |__adult CB0886 neuron
           |   |__adult CB0899 neuron
           |   |__adult CB0901 neuron
           |   |__adult CB0904 neuron
           |   |__adult CB0913 neuron
           |   |__adult CB0914 neuron
           |   |__adult CB0915 neuron
           |   |__adult CB0916 neuron
           |   |__adult CB0918 neuron
           |   |__adult LUM9 neuron of ventral nerve cord(+) 7 rec.
           |   |__adult MNad01 neuron
           |   |__adult MNad02 neuron
           |   |__adult MNad03 neuron
           |   |__adult MNad04 neuron
           |   |__adult MNad05 neuron
           |   |__adult MNad06 neuron
           |   |__adult MNad08 neuron
           |   |__adult MNad09 neuron
           |   |__adult MNad10 neuron
           |   |__adult MNad11 neuron
           |   |__adult MNad12 neuron
           |   |__adult MNad13 neuron
           |   |__adult MNad14 neuron
           |   |__adult MNad15 neuron
           |   |__adult MNad16 neuron
           |   |__adult MNad17 neuron
           |   |__adult MNad18 neuron
           |   |__adult MNad19 neuron
           |   |__adult MNad20 neuron
           |   |__adult MNad21 neuron
           |   |__adult MNad22 neuron
           |   |__adult MNad23 neuron
           |   |__adult MNad24 neuron
           |   |__adult MNad25 neuron
           |   |__adult MNad27 neuron
           |   |__adult MNad30 neuron
           |   |__adult MNad31 neuron
           |   |__adult MNad32 neuron
           |   |__adult MNad33 neuron
           |   |__adult MNad34 neuron
           |   |__adult MNad35 neuron
           |   |__adult MNad36 neuron
           |   |__adult MNad37 neuron
           |   |__adult MNad38 neuron
           |   |__adult MNad39 neuron
           |   |__adult MNad40 neuron
           |   |__adult MNad41 neuron
           |   |__adult MNad42 neuron
           |   |__adult MNad43 neuron
           |   |__adult MNad44 neuron
           |   |__adult MNad45 neuron
           |   |__adult MNad46 neuron
           |   |__adult MNad47 neuron
           |   |__adult MNad48 neuron
           |   |__adult MNad49 neuron
           |   |__adult MNad50 neuron
           |   |__adult MNad51 neuron
           |   |__adult MNad52 neuron
           |   |__adult MNad53 neuron
           |   |__adult MNad54 neuron
           |   |__adult MNad55 neuron
           |   |__adult MNad56 neuron
           |   |__adult MNad57 neuron
           |   |__adult MNad58 neuron
           |   |__adult MNad59 neuron
           |   |__adult MNad61 neuron
           |   |__adult MNad62 neuron
           |   |__adult MNad63 neuron
           |   |__adult MNad64 neuron
           |   |__adult MNad65 neuron
           |   |__adult MNad66 neuron
           |   |__adult MNad67 neuron
           |   |__adult MNad68 neuron
           |   |__adult MNad69 neuron
           |   |__adult MNhl02 neuron
           |   |__adult MNhl66 neuron
           |   |__adult MNhl67 neuron
           |   |__adult MNhl68 neuron
           |   |__adult MNhl70 neuron
           |   |__adult MNhl74 neuron
           |   |__adult MNhl87 neuron
           |   |__adult MNml82 neuron
           |   |__adult MNml84 neuron
           |   |__adult MNml86 neuron
           |   |__adult persistent motor neuron(+) 14 rec.
           |   |__adult type II motor neuron(+)
           |   |__crop-innervating enteric motor neuron
           |   |__flight muscle motor neuron(+) 132 rec.
           |   |__haltere muscle motor neuron(+) 3 rec.
           |   |__leg muscle motor neuron(+) 61 rec.
           |   |__muscle of Lawrence-inducing motor neuron
           |   |__neck muscle motor neuron(+) 23 rec.
           |   |__proboscis muscle motor neuron(+) 137 rec.
           |   |__retinal muscle motor neuron
           |   |__secondary motor neuron(+) 14 rec.
           |   |__type I motor neuron of oviduct/uterus(+)
           |__primary motor neuron 1062 rec.
           |   |__adult CB0700 neuron
           |   |__adult CB0703 neuron
           |   |__adult CB0705 neuron
           |   |__adult CB0706 neuron
           |   |__adult CB0708 neuron
           |   |__adult CB0715 neuron
           |   |__adult CB0720 neuron
           |   |__adult CB0723 neuron
           |   |__adult CB0728 neuron
           |   |__adult CB0750 neuron
           |   |__adult CB0762 neuron
           |   |__adult CB0764 neuron
           |   |__adult CB0769 neuron
           |   |__adult CB0783 neuron
           |   |__adult CB0789 neuron
           |   |__adult CB0804 neuron
           |   |__adult CB0810 neuron
           |   |__adult CB0831 neuron
           |   |__adult CB0835 neuron
           |   |__adult CB0836 neuron
           |   |__adult CB0838 neuron
           |   |__adult CB0845 neuron
           |   |__adult CB0861 neuron
           |   |__adult CB0871 neuron
           |   |__adult CB0873 neuron
           |   |__adult CB0875 neuron
           |   |__adult CB0882 neuron
           |   |__adult CB0886 neuron
           |   |__adult CB0899 neuron
           |   |__adult CB0901 neuron
           |   |__adult CB0904 neuron
           |   |__adult CB0913 neuron
           |   |__adult CB0914 neuron
           |   |__adult CB0915 neuron
           |   |__adult CB0916 neuron
           |   |__adult MNad01 neuron
           |   |__adult MNad02 neuron
           |   |__adult MNad03 neuron
           |   |__adult MNad04 neuron
           |   |__adult MNad05 neuron
           |   |__adult MNad06 neuron
           |   |__adult MNad08 neuron
           |   |__adult MNad09 neuron
           |   |__adult MNad10 neuron
           |   |__adult MNad11 neuron
           |   |__adult MNad12 neuron
           |   |__adult MNad13 neuron
           |   |__adult MNad14 neuron
           |   |__adult MNad15 neuron
           |   |__adult MNad16 neuron
           |   |__adult MNad17 neuron
           |   |__adult MNad18 neuron
           |   |__adult MNad19 neuron
           |   |__adult MNad20 neuron
           |   |__adult MNad21 neuron
           |   |__adult MNad22 neuron
           |   |__adult MNad23 neuron
           |   |__adult MNad24 neuron
           |   |__adult MNad25 neuron
           |   |__adult MNad27 neuron
           |   |__adult MNad30 neuron
           |   |__adult MNad37 neuron
           |   |__adult MNad38 neuron
           |   |__adult MNad39 neuron
           |   |__adult MNad42 neuron
           |   |__adult MNad43 neuron
           |   |__adult MNad44 neuron
           |   |__adult MNad46 neuron
           |   |__adult MNad48 neuron
           |   |__adult MNad49 neuron
           |   |__adult MNad50 neuron
           |   |__adult MNad51 neuron
           |   |__adult MNad52 neuron
           |   |__adult MNad53 neuron
           |   |__adult MNad54 neuron
           |   |__adult MNad55 neuron
           |   |__adult MNad56 neuron
           |   |__adult MNad57 neuron
           |   |__adult MNad58 neuron
           |   |__adult MNad59 neuron
           |   |__adult MNad61 neuron
           |   |__adult MNad62 neuron
           |   |__adult MNad63 neuron
           |   |__adult MNad64 neuron
           |   |__adult MNad65 neuron
           |   |__adult MNad66 neuron
           |   |__adult MNad67 neuron
           |   |__adult MNad68 neuron
           |   |__adult MNad69 neuron
           |   |__adult MNhl02 neuron
           |   |__adult MNhl66 neuron
           |   |__adult MNhl67 neuron
           |   |__adult MNhl68 neuron
           |   |__adult MNhl70 neuron
           |   |__adult MNhl74 neuron
           |   |__adult MNhl87 neuron
           |   |__adult MNml82 neuron
           |   |__adult MNml84 neuron
           |   |__adult MNml86 neuron
           |   |__adult persistent motor neuron(+) 14 rec.
           |   |__embryonic/larval motor neuron(+) 1045 rec.
           |   |__lineage NB1-1 primary motor neuron(+) 229 rec.
           |   |__lineage NB2-2 primary motor neuron(+) 2 rec.
           |   |__lineage NB2-5 primary motor neuron
           |   |__lineage NB3-1 primary motor neuron(+) 112 rec.
           |   |__lineage NB3-2 primary motor neuron(+) 4 rec.
           |   |__lineage NB7-1 primary motor neuron(+) 168 rec.
           |__type Ib motor neuron 393 rec.
           |   |__larval A1-7-innervating VL2 motor neuron(+) 1 rec.
           |   |__larval A1-7-innervating VL3/4 motor neuron(+) 10 rec.
           |   |__larval alary muscle motor neuron
           |   |__larval DA1 motor neuron(+) 229 rec.
           |   |__larval DA2 motor neuron(+) 30 rec.
           |   |__larval DA3 motor neuron(+) 22 rec.
           |   |__larval DO1 motor neuron(+) 28 rec.
           |   |__larval DO2 motor neuron(+) 26 rec.
           |   |__larval DO3 motor neuron(+) 1 rec.
           |   |__larval DO4 motor neuron(+) 1 rec.
           |   |__larval DO5 motor neuron(+) 2 rec.
           |   |__larval DT1 motor neuron(+)
           |   |__larval LL1 motor neuron(+) 39 rec.
           |   |__larval LO1 motor neuron(+) 1 rec.
           |   |__larval LT1/LT2 motor neuron(+) 1 rec.
           |   |__larval LT2/LT3 motor neuron(+) 1 rec.
           |   |__larval LT3 motor neuron(+) 1 rec.
           |   |__larval LT3/LT4 motor neuron(+) 1 rec.
           |   |__larval SBM motor neuron(+) 1 rec.
           |   |__larval VA1 motor neuron(+) 1 rec.
           |   |__larval VA2 motor neuron(+)
           |   |__larval VA3 motor neuron(+)
           |   |__larval VL1 motor neuron(+) 1 rec.
           |   |__larval VL3/4 motor neuron(+) 88 rec.
           |   |__larval VO1 motor neuron(+) 21 rec.
           |   |__larval VO2 motor neuron(+) 47 rec.
           |   |__larval VO3 motor neuron(+) 1 rec.
           |   |__larval VT1 motor neuron(+)
           |   |__muscle of Lawrence-inducing motor neuron
           |   |__VO4-6 motor neuron(+) 1 rec.
           |   |__VO4/5 motor neuron(+) 1 rec.
           |__type II motor neuron 40 rec.
           |   |__adult type II motor neuron(+)
           |   |__larval VUM motor neuron(+) 33 rec.
           |__type III motor neuron 6 rec.
           |   |__larval V motor neuron(+)
           |__type Is motor neuron 558 rec.
               |__larval RP2 motor neuron(+) 521 rec.
               |__larval RP5 motor neuron(+) 37 rec.
Spanning Tree View Settings
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Is a efferent neuron
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Synonyms
Secondary IDs
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CL:0000100
VFB:FBbt_00005123