PRR32 Gene

Name proline rich 32
Summary
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In central synapses synaptotagmin‑7 critically contributes to mechanisms underlying synaptic facilitation, asynchronous neurotransmitter release, and the activity‑dependent replenishment of synaptic vesicles; it works either in parallel with or as a backup to fast Ca²⁺ sensors like synaptotagmin‑1, thereby ensuring that neurotransmission remains robust during repetitive stimulation and dynamic modulation of postsynaptic receptor composition."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "1", "end_ref": "13"}]}, {"type": "t", "text": "\n"}]}, {"type": "t", "text": "\n\n"}, {"type": "p", "children": [{"type": "t", "text": "\nBeyond its neuronal roles, synaptotagmin‑7 is a pivotal regulator of Ca²⁺‑triggered exocytosis in neuroendocrine and non‑neuronal cells. Multiple studies demonstrate that it orchestrates critical secretory events including insulin and glucagon release from pancreatic islet cells, facilitates vesicular membrane repair and neurite outgrowth, and even modulates processes such as lysosomal exocytosis and phagolysosome fusion in macrophages. These actions support essential functions ranging from metabolic homeostasis and bone remodeling to the maintenance of proper hormone and nutrient transporter trafficking."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "14", "end_ref": "24"}]}, {"type": "t", "text": "\n"}]}, {"type": "t", "text": "\n\n"}, {"type": "p", "children": [{"type": "t", "text": "\nSynaptotagmin‑7 also emerges as an important contributor to the regulation of dopamine release and neuropsychiatric processes. In dopaminergic neurons, differential engagement of Ca²⁺ sensors underlies both tonic and phasic release modes, and synaptotagmin‑7—in concert with or as a substitute for other isoforms—modulates somatodendritic as well as terminal dopamine secretion. These findings have been linked to mood regulation and bipolar‑like behaviors, underscoring the sensor’s impact on higher‑order brain functions and its potential relevance in neuropsychiatric disorders."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "25", "end_ref": "31"}]}, {"type": "t", "text": "\n"}]}, {"type": "t", "text": "\n\n"}, {"type": "p", "children": [{"type": "t", "text": "\nAdditional investigations have extended the significance of synaptotagmin‑7 into systemic and disease‑related contexts. In models of infection and inflammation, for example, it assists in the Ca²⁺‑dependent mobilization of lysosomes that is essential for phagolysosome fusion, thereby influencing pathogen clearance. Likewise, in the cardiovascular system and neurodegenerative disorders, alterations in synaptotagmin‑7 expression and function have been associated with cardiac hypertrophy and Alzheimer’s disease, revealing its involvement in the modulation of stress responses and cellular repair mechanisms. Collectively, these studies highlight not only its central regulatory roles across diverse tissues but also the multifactorial layers of its control—including post‑translational modifications and interactions with other Ca²⁺‑binding proteins—that fine‑tune its activity."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "32", "end_ref": "34"}]}, {"type": "t", "text": "\n"}]}, {"type": "rg", "children": [{"type": "r", "ref": 1, "children": [{"type": "t", "text": "Jean-Sébastien Schonn, Anton Maximov, Ye Lao, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Synaptotagmin-1 and -7 are functionally overlapping Ca2+ sensors for exocytosis in adrenal chromaffin cells."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Proc Natl Acad Sci U S A (2008)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1073/pnas.0712373105"}], "href": "https://doi.org/10.1073/pnas.0712373105"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "18308932"}], "href": "https://pubmed.ncbi.nlm.nih.gov/18308932"}]}, {"type": "r", "ref": 2, "children": [{"type": "t", "text": "Anton Maximov, Ye Lao, Hongmei Li, et al. 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Synonyms CXORF64
Proteins PRR32_HUMAN
NCBI Gene ID 100130613
API
Download Associations
Predicted Functions View PRR32's ARCHS4 Predicted Functions.
Co-expressed Genes View PRR32's ARCHS4 Predicted Functions.
Expression in Tissues and Cell Lines View PRR32's ARCHS4 Predicted Functions.

Functional Associations

PRR32 has 1,160 functional associations with biological entities spanning 8 categories (molecular profile, functional term, phrase or reference, disease, phenotype or trait, chemical, structural feature, cell line, cell type or tissue, gene, protein or microRNA, sequence feature) extracted from 43 datasets.

Click the + buttons to view associations for PRR32 from the datasets below.

If available, associations are ranked by standardized value

Dataset Summary
Allen Brain Atlas Adult Mouse Brain Tissue Gene Expression Profiles tissues with high or low expression of PRR32 gene relative to other tissues from the Allen Brain Atlas Adult Mouse Brain Tissue Gene Expression Profiles dataset.
Allen Brain Atlas Aging Dementia and Traumatic Brain Injury Tissue Sample Gene Expression Profiles tissue samples with high or low expression of PRR32 gene relative to other tissue samples from the Allen Brain Atlas Aging Dementia and Traumatic Brain Injury Tissue Sample Gene Expression Profiles dataset.
Allen Brain Atlas Prenatal Human Brain Tissue Gene Expression Profiles tissues with high or low expression of PRR32 gene relative to other tissues from the Allen Brain Atlas Prenatal Human Brain Tissue Gene Expression Profiles dataset.
BioGPS Mouse Cell Type and Tissue Gene Expression Profiles cell types and tissues with high or low expression of PRR32 gene relative to other cell types and tissues from the BioGPS Mouse Cell Type and Tissue Gene Expression Profiles dataset.
CCLE Cell Line Gene CNV Profiles cell lines with high or low copy number of PRR32 gene relative to other cell lines from the CCLE Cell Line Gene CNV Profiles dataset.
CCLE Cell Line Gene Expression Profiles cell lines with high or low expression of PRR32 gene relative to other cell lines from the CCLE Cell Line Gene Expression Profiles dataset.
CM4AI KOLF21J CRISPRi Gene Perturbation Atlas gene perturbations changing expression of PRR32 gene from the CM4AI KOLF21J CRISPRi Gene Perturbation Atlas dataset.
COMPARTMENTS Text-mining Protein Localization Evidence Scores 2025 cellular components co-occuring with PRR32 protein in abstracts of biomedical publications from the COMPARTMENTS Text-mining Protein Localization Evidence Scores 2025 dataset.
CTD Gene-Disease Associations diseases associated with PRR32 gene/protein from the curated CTD Gene-Disease Associations dataset.
DepMap CRISPR Gene Dependency cell lines with fitness changed by PRR32 gene knockdown relative to other cell lines from the DepMap CRISPR Gene Dependency dataset.
DISEASES Text-mining Gene-Disease Association Evidence Scores diseases co-occuring with PRR32 gene in abstracts of biomedical publications from the DISEASES Text-mining Gene-Disease Assocation Evidence Scores dataset.
DISEASES Text-mining Gene-Disease Association Evidence Scores 2025 diseases co-occuring with PRR32 gene in abstracts of biomedical publications from the DISEASES Text-mining Gene-Disease Assocation Evidence Scores 2025 dataset.
DisGeNET Gene-Disease Associations diseases associated with PRR32 gene in GWAS and other genetic association datasets from the DisGeNET Gene-Disease Associations dataset.
ENCODE Histone Modification Site Profiles histone modification site profiles with high histone modification abundance at PRR32 gene from the ENCODE Histone Modification Site Profiles dataset.
ENCODE Transcription Factor Binding Site Profiles transcription factor binding site profiles with transcription factor binding evidence at the promoter of PRR32 gene from the ENCODE Transcription Factor Binding Site Profiles dataset.
ENCODE Transcription Factor Targets transcription factors binding the promoter of PRR32 gene in ChIP-seq datasets from the ENCODE Transcription Factor Targets dataset.
ESCAPE Omics Signatures of Genes and Proteins for Stem Cells PubMedIDs of publications reporting gene signatures containing PRR32 from the ESCAPE Omics Signatures of Genes and Proteins for Stem Cells dataset.
GEO Signatures of Differentially Expressed Genes for Kinase Perturbations kinase perturbations changing expression of PRR32 gene from the GEO Signatures of Differentially Expressed Genes for Kinase Perturbations dataset.
GEO Signatures of Differentially Expressed Genes for Small Molecules small molecule perturbations changing expression of PRR32 gene from the GEO Signatures of Differentially Expressed Genes for Small Molecules dataset.
GEO Signatures of Differentially Expressed Genes for Transcription Factor Perturbations transcription factor perturbations changing expression of PRR32 gene from the GEO Signatures of Differentially Expressed Genes for Transcription Factor Perturbations dataset.
GTEx eQTL 2025 SNPs regulating expression of PRR32 gene from the GTEx eQTL 2025 dataset.
GTEx Tissue Gene Expression Profiles tissues with high or low expression of PRR32 gene relative to other tissues from the GTEx Tissue Gene Expression Profiles dataset.
GTEx Tissue Gene Expression Profiles 2023 tissues with high or low expression of PRR32 gene relative to other tissues from the GTEx Tissue Gene Expression Profiles 2023 dataset.
HPA Tissue Protein Expression Profiles tissues with high or low expression of PRR32 protein relative to other tissues from the HPA Tissue Protein Expression Profiles dataset.
InterPro Predicted Protein Domain Annotations protein domains predicted for PRR32 protein from the InterPro Predicted Protein Domain Annotations dataset.
JASPAR Predicted Human Transcription Factor Targets 2025 transcription factors regulating expression of PRR32 gene predicted using known transcription factor binding site motifs from the JASPAR Predicted Human Transcription Factor Targets dataset.
JASPAR Predicted Mouse Transcription Factor Targets 2025 transcription factors regulating expression of PRR32 gene predicted using known transcription factor binding site motifs from the JASPAR Predicted Mouse Transcription Factor Targets 2025 dataset.
JASPAR Predicted Transcription Factor Targets transcription factors regulating expression of PRR32 gene predicted using known transcription factor binding site motifs from the JASPAR Predicted Transcription Factor Targets dataset.
Klijn et al., Nat. Biotechnol., 2015 Cell Line Gene CNV Profiles cell lines with high or low copy number of PRR32 gene relative to other cell lines from the Klijn et al., Nat. Biotechnol., 2015 Cell Line Gene CNV Profiles dataset.
LOCATE Predicted Protein Localization Annotations cellular components predicted to contain PRR32 protein from the LOCATE Predicted Protein Localization Annotations dataset.
MoTrPAC Rat Endurance Exercise Training tissue samples with high or low expression of PRR32 gene relative to other tissue samples from the MoTrPAC Rat Endurance Exercise Training dataset.
NURSA Protein Complexes protein complexs containing PRR32 protein recovered by IP-MS from the NURSA Protein Complexes dataset.
PerturbAtlas Signatures of Differentially Expressed Genes for Gene Perturbations gene perturbations changing expression of PRR32 gene from the PerturbAtlas Signatures of Differentially Expressed Genes for Gene Perturbations dataset.
PerturbAtlas Signatures of Differentially Expressed Genes for Mouse Gene Perturbations gene perturbations changing expression of PRR32 gene from the PerturbAtlas Signatures of Differentially Expressed Genes for Gene Perturbations dataset.
Rummagene Transcription Factor Associations 2026 transcription factors regulating expression of PRR32 gene from the Rummagene Transcription Factor Associations 2026 dataset.
RummaGEO Drug Perturbation Signatures drug perturbations changing expression of PRR32 gene from the RummaGEO Drug Perturbation Signatures dataset.
RummaGEO Gene Perturbation Signatures gene perturbations changing expression of PRR32 gene from the RummaGEO Gene Perturbation Signatures dataset.
TargetScan Predicted Conserved microRNA Targets microRNAs regulating expression of PRR32 gene predicted using conserved miRNA seed sequences from the TargetScan Predicted Conserved microRNA Targets dataset.
TargetScan Predicted Nonconserved microRNA Targets microRNAs regulating expression of PRR32 gene predicted using nonconserved miRNA seed sequences from the TargetScan Predicted Nonconserved microRNA Targets dataset.
TCGA Signatures of Differentially Expressed Genes for Tumors tissue samples with high or low expression of PRR32 gene relative to other tissue samples from the TCGA Signatures of Differentially Expressed Genes for Tumors dataset.
TISSUES Experimental Tissue Protein Expression Evidence Scores 2025 tissues with high expression of PRR32 protein in proteomics datasets from the TISSUES Experimental Tissue Protein Expression Evidence Scores 2025 dataset.
TISSUES Text-mining Tissue Protein Expression Evidence Scores tissues co-occuring with PRR32 protein in abstracts of biomedical publications from the TISSUES Text-mining Tissue Protein Expression Evidence Scores dataset.
TISSUES Text-mining Tissue Protein Expression Evidence Scores 2025 tissues co-occuring with PRR32 protein in abstracts of biomedical publications from the TISSUES Text-mining Tissue Protein Expression Evidence Scores 2025 dataset.