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    TMEM123 transmembrane protein 123 [ Homo sapiens (human) ]

    Gene ID: 114908, updated on 9-Dec-2024

    Summary

    Official Symbol
    TMEM123provided by HGNC
    Official Full Name
    transmembrane protein 123provided by HGNC
    Primary source
    HGNC:HGNC:30138
    See related
    Ensembl:ENSG00000152558 MIM:606356; AllianceGenome:HGNC:30138
    Gene type
    protein coding
    RefSeq status
    REVIEWED
    Organism
    Homo sapiens
    Lineage
    Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; Homo
    Also known as
    KCT3; PORMIN; PORIMIN
    Summary
    This gene encodes a highly glycosylated transmembrane protein with a high content of threonine and serine residues in its extracellular domain, similar to a broadly defined category of proteins termed mucins. Exposure of some cell types to anti-PORIMIN (pro-oncosis receptor inducing membrane injury) antibody, crosslinks this protein on the cell surface and induces a type of cell death termed oncosis. Oncosis is distinct from apoptosis and is characterized by a loss of cell membrane integrity without DNA fragmentation. This gene product is proposed to function as a cell surface receptor that mediates cell death. [provided by RefSeq, Jul 2008]
    Expression
    Ubiquitous expression in thyroid (RPKM 170.2), endometrium (RPKM 103.2) and 25 other tissues See more
    Orthologs
    NEW
    Try the new Gene table
    Try the new Transcript table

    Genomic context

    See TMEM123 in Genome Data Viewer
    Location:
    11q22.2
    Exon count:
    5
    Annotation release Status Assembly Chr Location
    RS_2024_08 current GRCh38.p14 (GCF_000001405.40) 11 NC_000011.10 (102396332..102452765, complement)
    RS_2024_08 current T2T-CHM13v2.0 (GCF_009914755.1) 11 NC_060935.1 (102398458..102454892, complement)
    RS_2024_09 previous assembly GRCh37.p13 (GCF_000001405.25) 11 NC_000011.9 (102267063..102323496, complement)

    Chromosome 11 - NC_000011.10Genomic Context describing neighboring genes Neighboring gene BRD4-independent group 4 enhancer GRCh37_chr11:102187662-102188861 Neighboring gene ATAC-STARR-seq lymphoblastoid active region 5436 Neighboring gene ATAC-STARR-seq lymphoblastoid active region 5437 Neighboring gene ATAC-STARR-seq lymphoblastoid active region 5438 Neighboring gene ATAC-STARR-seq lymphoblastoid active region 5439 Neighboring gene baculoviral IAP repeat containing 3 Neighboring gene ATAC-STARR-seq lymphoblastoid active region 5440 Neighboring gene ATAC-STARR-seq lymphoblastoid active region 5441 Neighboring gene baculoviral IAP repeat containing 2 Neighboring gene OCT4-NANOG-H3K27ac-H3K4me1 hESC enhancer GRCh37_chr11:102245101-102245686 Neighboring gene H3K27ac-H3K4me1 hESC enhancer GRCh37_chr11:102245687-102246271 Neighboring gene ATAC-STARR-seq lymphoblastoid active region 5442 Neighboring gene ReSE screen-validated silencer GRCh37_chr11:102299689-102299866 Neighboring gene ATAC-STARR-seq lymphoblastoid active region 5443 Neighboring gene ATAC-STARR-seq lymphoblastoid active region 5444 Neighboring gene ATAC-STARR-seq lymphoblastoid active region 5445 Neighboring gene ATAC-STARR-seq lymphoblastoid active region 5446 Neighboring gene ATAC-STARR-seq lymphoblastoid silent region 3861 Neighboring gene ATAC-STARR-seq lymphoblastoid active region 5447 Neighboring gene TMEM123 divergent transcript Neighboring gene uncharacterized LOC124902740 Neighboring gene uncharacterized LOC102723838 Neighboring gene ATAC-STARR-seq lymphoblastoid silent region 3862

    Genomic regions, transcripts, and products

    Expression

    • Project title: HPA RNA-seq normal tissues
    • Description: RNA-seq was performed of tissue samples from 95 human individuals representing 27 different tissues in order to determine tissue-specificity of all protein-coding genes
    • BioProject: PRJEB4337
    • Publication: PMID 24309898
    • Analysis date: Wed Apr 4 07:08:55 2018

    Phenotypes

    EBI GWAS Catalog

    Description
    Identification of 23 new prostate cancer susceptibility loci using the iCOGS custom genotyping array.
    EBI GWAS Catalog

    Interactions

    Products Interactant Other Gene Complex Source Pubs Description

    General gene information

    Markers

    Gene Ontology Provided by GOA

    Function Evidence Code Pubs
    enables protein binding IPI
    Inferred from Physical Interaction
    more info
    PubMed 
    enables signaling receptor activity NAS
    Non-traceable Author Statement
    more info
    PubMed 
    Component Evidence Code Pubs
    is_active_in cytoplasmic vesicle IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    located_in external side of plasma membrane IDA
    Inferred from Direct Assay
    more info
    PubMed 
    located_in membrane NAS
    Non-traceable Author Statement
    more info
    PubMed 

    General protein information

    Preferred Names
    porimin
    Names
    KCT-3
    keratinocytes associated transmembrane protein 3
    pro-oncosis receptor inducing membrane injury
    serine/threonine-rich receptor

    NCBI Reference Sequences (RefSeq)

    NEW Try the new Transcript table

    RefSeqs maintained independently of Annotated Genomes

    These reference sequences exist independently of genome builds. Explain

    These reference sequences are curated independently of the genome annotation cycle, so their versions may not match the RefSeq versions in the current genome build. Identify version mismatches by comparing the version of the RefSeq in this section to the one reported in Genomic regions, transcripts, and products above.

    mRNA and Protein(s)

    1. NM_052932.3NP_443164.2  porimin precursor

      See identical proteins and their annotated locations for NP_443164.2

      Status: REVIEWED

      Source sequence(s)
      AL137643, AP000942, BC032296, DB146474
      Consensus CDS
      CCDS41702.1
      UniProtKB/Swiss-Prot
      Q8IWS2, Q8N131, Q96QV2
      Related
      ENSP00000381204.2, ENST00000398136.7
      Conserved Domains (1) summary
      pfam05283
      Location:67179
      MGC-24; Multi-glycosylated core protein 24 (MGC-24), sialomucin

    RefSeqs of Annotated Genomes: GCF_000001405.40-RS_2024_08

    The following sections contain reference sequences that belong to a specific genome build. Explain

    Reference GRCh38.p14 Primary Assembly

    Genomic

    1. NC_000011.10 Reference GRCh38.p14 Primary Assembly

      Range
      102396332..102452765 complement
      Download
      GenBank, FASTA, Sequence Viewer (Graphics)

    Alternate T2T-CHM13v2.0

    Genomic

    1. NC_060935.1 Alternate T2T-CHM13v2.0

      Range
      102398458..102454892 complement
      Download
      GenBank, FASTA, Sequence Viewer (Graphics)