PS091 [FBbt_20001846]

Adult brain-intrinsic neuron of the PS091 group, with its soma in the brain, ventral to the antennal lobe (Schlegel et al., 2024; Dorkenwald et al., 2024). It belongs to the PSa1 hemilineage (Schlegel et al., 2024; Dorkenwald et al., 2024). It has postsynapses in the ipsilateral inferior posterior slope and the ipsilateral superior posterior slope (Schlegel et al., 2024; Dorkenwald et al., 2024). It has presynapses in the contralateral superior posterior slope, the contralateral inferior posterior slope, the ipsilateral superior posterior slope and the ipsilateral inferior posterior slope (Schlegel et al., 2024; Dorkenwald et al., 2024). Its predicted neurotransmitter is gaba (Eckstein et al., 2024). There are approximately 2 of these cells per organism (Schlegel et al., 2024; Dorkenwald et al., 2024).
PS091 PS091 PS091 PS091

PS091

ID: FBbt_20001846

Adult GABAergic lineage PSa1 BAmv2

Adult brain-intrinsic neuron of the PS091 group, with its soma in the brain, ventral to the antennal lobe (Schlegel et al., 2024; Dorkenwald et al., 2024). It belongs to the PSa1 hemilineage (Schlegel et al., 2024; Dorkenwald et al., 2024). It has postsynapses in the ipsilateral inferior posterior slope and the ipsilateral superior posterior slope (Schlegel et al., 2024; Dorkenwald et al., 2024). It has presynapses in the contralateral superior posterior slope, the contralateral inferior posterior slope, the ipsilateral superior posterior slope and the ipsilateral inferior posterior slope (Schlegel et al., 2024; Dorkenwald et al., 2024). Its predicted neurotransmitter is gaba (Eckstein et al., 2024). There are approximately 2 of these cells per organism (Schlegel et al., 2024; Dorkenwald et al., 2024).

Uncharacterized putative cell type based on Hemibrain data (Scheffer et al., 2020) and updated using FlyWire (FAFB) data (Dorkenwald et al., 2024; Schlegel et al., 2024). Soma locations are based on the closest annotated neuropil region. Pre- or post-synapse locations are the fewest regions that collectively contain at least 80 percent of all pre- or post-synapses of these neurons in FlyWire. Neurotransmitter predictions are from Eckstein et al. (2024). Other annotations are based on annotations in FlyWire and are available in the supplemental material of Schlegel et al. (2024).

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## Classification

Relationships

Alternative Names

Synonym Scope Reference
PS091 exact synonym Berg et al., 2025
PS091 exact synonym Schlegel et al., 2024
PS091 exact synonym Bates et al., 2025
PS091 exact synonym Scheffer et al., 2020
PS091 exact synonym

List all available images of PS091 (8 total)

Thumbnail Name Tags
PS091_L (MaleCNS:16266) GABAergic, Adult, lineage_PSa1_BAmv2
PS091_R (MaleCNS:14232) GABAergic, Adult, lineage_PSa1_BAmv2
PS091_R GABAergic, Adult, lineage_PSa1_BAmv2
PS091_R GABAergic, Adult, lineage_PSa1_BAmv2
PS091_R GABAergic, Adult, lineage_PSa1_BAmv2

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Downstream connectivity classes for PS091 (110 total)

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Upstream connectivity classes for PS091 (162 total)

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