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    Oprm1 opioid receptor, mu 1 [ Rattus norvegicus (Norway rat) ]

    Gene ID: 25601, updated on 9-Dec-2024

    Summary

    Official Symbol
    Oprm1provided by RGD
    Official Full Name
    opioid receptor, mu 1provided by RGD
    Primary source
    RGD:3234
    See related
    EnsemblRapid:ENSRNOG00000018191 AllianceGenome:RGD:3234
    Gene type
    protein coding
    RefSeq status
    VALIDATED
    Organism
    Rattus norvegicus
    Lineage
    Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; Eutheria; Euarchontoglires; Glires; Rodentia; Myomorpha; Muroidea; Muridae; Murinae; Rattus
    Also known as
    MORA; Oprm; Oprrm1
    Summary
    Enables several functions, including G-protein beta-subunit binding activity; morphine receptor activity; and voltage-gated calcium channel activity. Involved in several processes, including G protein-coupled receptor signaling pathway; estrous cycle; and regulation of signal transduction. Located in several cellular components, including dendrite; focal adhesion; and perikaryon. Is active in postsynaptic membrane; presynaptic membrane; and spine apparatus. Used to study obesity. Biomarker of brain ischemia; extrahepatic cholestasis; human immunodeficiency virus infectious disease; obesity; and sciatic neuropathy. Human ortholog(s) of this gene implicated in several diseases, including alcohol dependence; alcohol use disorder; drug dependence (multiple); drug psychosis; and withdrawal disorder (multiple). Orthologous to human OPRM1 (opioid receptor mu 1). [provided by Alliance of Genome Resources, Dec 2024]
    Expression
    Biased expression in Brain (RPKM 21.8), Thymus (RPKM 3.4) and 3 other tissues See more
    Orthologs
    NEW
    Try the new Gene table
    Try the new Transcript table

    Genomic context

    See Oprm1 in Genome Data Viewer
    Location:
    1q11
    Exon count:
    11
    Annotation release Status Assembly Chr Location
    RS_2024_02 current GRCr8 (GCF_036323735.1) 1 NC_086019.1 (45565371..45818722)
    RS_2023_06 previous assembly mRatBN7.2 (GCF_015227675.2) 1 NC_051336.1 (43160057..43413409)
    106 previous assembly Rnor_6.0 (GCF_000001895.5) 1 NC_005100.4 (43454803..43704948)

    Chromosome 1 - NC_086019.1Genomic Context describing neighboring genes Neighboring gene U2 spliceosomal RNA Neighboring gene uncharacterized LOC120097708 Neighboring gene interaction protein for cytohesin exchange factors 1 Neighboring gene uncharacterized LOC134484992 Neighboring gene YES proto-oncogene 1, Src family tyrosine kinase Neighboring gene LIM zinc finger domain containing 1, pseudogene 1 Neighboring gene uncharacterized LOC120099109 Neighboring gene Cnksr family member 3

    Genomic regions, transcripts, and products

    Expression

    • Project title: A rat RNA-Seq transcriptomic BodyMap across 11 organs and 4 developmental stages
    • Description: 320 RNA samples isolated from 11 organs (adrenal gland, brain, heart, kidney, liver, lung, muscle, spleen, thymus, and testes or uterus) from both sexes of Fischer 344 rats across four developmental stages (2-, 6-, 21-, and 104-weeks-old)
    • BioProject: PRJNA238328
    • Publication: PMID 24510058
    • Analysis date: Mon Jun 6 17:44:12 2016

    Bibliography

    GeneRIFs: Gene References Into Functions

    What's a GeneRIF?

    Pathways from PubChem

    Interactions

    Products Interactant Other Gene Complex Source Pubs Description

    General gene information

    Markers

    Gene Ontology Provided by RGD

    Function Evidence Code Pubs
    enables G protein-coupled opioid receptor activity ISO
    Inferred from Sequence Orthology
    more info
     
    enables G protein-coupled receptor activity IDA
    Inferred from Direct Assay
    more info
    PubMed 
    enables G protein-coupled receptor activity IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    enables G-protein alpha-subunit binding IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    enables G-protein alpha-subunit binding IEA
    Inferred from Electronic Annotation
    more info
     
    enables G-protein alpha-subunit binding ISO
    Inferred from Sequence Orthology
    more info
     
    enables G-protein alpha-subunit binding ISS
    Inferred from Sequence or Structural Similarity
    more info
     
    enables G-protein beta-subunit binding IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    enables G-protein beta-subunit binding IPI
    Inferred from Physical Interaction
    more info
    PubMed 
    enables beta-endorphin receptor activity IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    enables beta-endorphin receptor activity IEA
    Inferred from Electronic Annotation
    more info
     
    enables beta-endorphin receptor activity ISO
    Inferred from Sequence Orthology
    more info
     
    enables morphine receptor activity IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    enables morphine receptor activity IDA
    Inferred from Direct Assay
    more info
    PubMed 
    enables morphine receptor activity IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    enables neuropeptide binding IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    enables protein binding IPI
    Inferred from Physical Interaction
    more info
    PubMed 
    enables protein domain specific binding IPI
    Inferred from Physical Interaction
    more info
    PubMed 
    enables voltage-gated calcium channel activity IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    Process Evidence Code Pubs
    involved_in G protein-coupled opioid receptor signaling pathway IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    involved_in G protein-coupled opioid receptor signaling pathway IEA
    Inferred from Electronic Annotation
    more info
     
    involved_in G protein-coupled opioid receptor signaling pathway ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in G protein-coupled receptor signaling pathway IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in acute inflammatory response to antigenic stimulus IEP
    Inferred from Expression Pattern
    more info
    PubMed 
    acts_upstream_of_or_within adenylate cyclase-activating dopamine receptor signaling pathway ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in adenylate cyclase-inhibiting G protein-coupled acetylcholine receptor signaling pathway IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway IDA
    Inferred from Direct Assay
    more info
    PubMed 
    acts_upstream_of_or_within adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in adenylate cyclase-inhibiting opioid receptor signaling pathway IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in behavioral response to ethanol IEA
    Inferred from Electronic Annotation
    more info
     
    involved_in behavioral response to ethanol ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in calcium ion transmembrane transport IEA
    Inferred from Electronic Annotation
    more info
     
    involved_in cellular response to morphine IEA
    Inferred from Electronic Annotation
    more info
     
    involved_in eating behavior IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    involved_in estrous cycle IEP
    Inferred from Expression Pattern
    more info
    PubMed 
    involved_in excitatory postsynaptic potential IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in immune response TAS
    Traceable Author Statement
    more info
    PubMed 
    acts_upstream_of_or_within locomotory behavior ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in negative regulation of Wnt protein secretion IEA
    Inferred from Electronic Annotation
    more info
     
    involved_in negative regulation of Wnt protein secretion ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in negative regulation of Wnt protein secretion ISS
    Inferred from Sequence or Structural Similarity
    more info
     
    involved_in negative regulation of adenylate cyclase-activating G protein-coupled receptor signaling pathway IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in negative regulation of cAMP-mediated signaling ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in negative regulation of cAMP-mediated signaling ISS
    Inferred from Sequence or Structural Similarity
    more info
     
    involved_in negative regulation of cytosolic calcium ion concentration ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in negative regulation of cytosolic calcium ion concentration ISS
    Inferred from Sequence or Structural Similarity
    more info
     
    involved_in negative regulation of luteinizing hormone secretion IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    involved_in negative regulation of nitric oxide biosynthetic process ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in negative regulation of nitric oxide biosynthetic process ISS
    Inferred from Sequence or Structural Similarity
    more info
     
    involved_in neuropeptide signaling pathway IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    involved_in neuropeptide signaling pathway IEA
    Inferred from Electronic Annotation
    more info
     
    involved_in phospholipase C-activating G protein-coupled receptor signaling pathway IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in positive regulation of ERK1 and ERK2 cascade IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in positive regulation of appetite IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    involved_in positive regulation of cAMP-mediated signaling ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in positive regulation of cytosolic calcium ion concentration ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in positive regulation of gluconeogenesis IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    involved_in positive regulation of neurogenesis ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in positive regulation of neurogenesis ISS
    Inferred from Sequence or Structural Similarity
    more info
     
    involved_in positive regulation of nitric oxide biosynthetic process ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in presynaptic modulation of chemical synaptic transmission ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in regulation of NMDA receptor activity IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    involved_in regulation of cellular response to stress IEA
    Inferred from Electronic Annotation
    more info
     
    involved_in regulation of cellular response to stress ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in response to cocaine IEP
    Inferred from Expression Pattern
    more info
    PubMed 
    involved_in response to ethanol IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in response to ethanol IEP
    Inferred from Expression Pattern
    more info
    PubMed 
    involved_in response to food IEP
    Inferred from Expression Pattern
    more info
    PubMed 
    involved_in response to growth factor IEP
    Inferred from Expression Pattern
    more info
    PubMed 
    involved_in response to lipopolysaccharide IEP
    Inferred from Expression Pattern
    more info
    PubMed 
    involved_in sensory perception of pain IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    involved_in sensory perception of pain ISO
    Inferred from Sequence Orthology
    more info
     
    involved_in sensory perception of pain ISS
    Inferred from Sequence or Structural Similarity
    more info
     
    involved_in social behavior IMP
    Inferred from Mutant Phenotype
    more info
    PubMed 
    involved_in sperm ejaculation IDA
    Inferred from Direct Assay
    more info
    PubMed 
    involved_in transmission of nerve impulse ISO
    Inferred from Sequence Orthology
    more info
     
    Component Evidence Code Pubs
    is_active_in GABA-ergic synapse ISO
    Inferred from Sequence Orthology
    more info
     
    located_in T-tubule IDA
    Inferred from Direct Assay
    more info
    PubMed 
    located_in axon IEA
    Inferred from Electronic Annotation
    more info
     
    located_in axon ISS
    Inferred from Sequence or Structural Similarity
    more info
     
    located_in dendrite IDA
    Inferred from Direct Assay
    more info
    PubMed 
    located_in dendrite IEA
    Inferred from Electronic Annotation
    more info
     
    located_in dendrite cytoplasm IDA
    Inferred from Direct Assay
    more info
    PubMed 
    located_in dendrite membrane IDA
    Inferred from Direct Assay
    more info
    PubMed 
    located_in endosome IEA
    Inferred from Electronic Annotation
    more info
     
    located_in endosome ISS
    Inferred from Sequence or Structural Similarity
    more info
     
    located_in focal adhesion IDA
    Inferred from Direct Assay
    more info
    PubMed 
    located_in membrane ISO
    Inferred from Sequence Orthology
    more info
     
    located_in mitochondrion IDA
    Inferred from Direct Assay
    more info
    PubMed 
    is_active_in neuron projection IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    located_in perikaryon IDA
    Inferred from Direct Assay
    more info
    PubMed 
    located_in perikaryon IEA
    Inferred from Electronic Annotation
    more info
     
    is_active_in plasma membrane IBA
    Inferred from Biological aspect of Ancestor
    more info
     
    located_in plasma membrane IEA
    Inferred from Electronic Annotation
    more info
     
    is_active_in postsynaptic membrane IDA
    Inferred from Direct Assay
    more info
    PubMed 
    is_active_in presynaptic membrane IDA
    Inferred from Direct Assay
    more info
    PubMed 
    located_in sarcolemma IDA
    Inferred from Direct Assay
    more info
    PubMed 
    located_in sarcoplasmic reticulum IDA
    Inferred from Direct Assay
    more info
    PubMed 
    is_active_in spine apparatus IDA
    Inferred from Direct Assay
    more info
    PubMed 

    General protein information

    Preferred Names
    mu-type opioid receptor
    Names
    M-OR-1
    MOR-1
    MUOR1
    opioid receptor B

    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_001038597.2NP_001033686.1  mu-type opioid receptor isoform IA

      See identical proteins and their annotated locations for NP_001033686.1

      Status: VALIDATED

      Description
      Transcript Variant: This variant (MOR-1A) lacks several exons and its 3' terminal exon extends past a splice site that is used in variant MOR-1C2. This results in a novel 3' coding region and 3' UTR, compared to variant MOR-1B2. It encodes isoform 1A which is longer/shorter and has a distinct C-terminus, compared to isoform 1C2.
      Source sequence(s)
      AY309000, L13069
      UniProtKB/TrEMBL
      B8Q1M0
      Related
      ENSRNOP00000085499.2, ENSRNOT00000088253.3
      Conserved Domains (2) summary
      pfam00001
      Location:85336
      7tm_1; 7 transmembrane receptor (rhodopsin family)
      cl21561
      Location:77281
      7tm_4; Olfactory receptor
    2. NM_001038599.2NP_001033688.2  mu-type opioid receptor isoform 1B2

      Status: VALIDATED

      Description
      Transcript Variant: This variant (MOR-1B2) lacks several exons and contains an alternate terminal exon compared to variant MOR-1C2. The encoded isoform (1B2) is shorter than isoform 1C2.
      Source sequence(s)
      JAXUCZ010000001
      UniProtKB/TrEMBL
      B8Q1M0
      Conserved Domains (2) summary
      pfam00001
      Location:85336
      7tm_1; 7 transmembrane receptor (rhodopsin family)
      cl21561
      Location:77281
      7tm_4; Olfactory receptor
    3. NM_001038600.2NP_001033689.1  mu-type opioid receptor isoform 1C1

      See identical proteins and their annotated locations for NP_001033689.1

      Status: VALIDATED

      Description
      Transcript Variant: This variant (MOR-1C1) lacks an alternate segment in the 3' region, compared to variant MOR-1C2. It encodes isoform 1C1 which has is shorter than isoform 1C2.
      Source sequence(s)
      AY225402, L13069
      UniProtKB/TrEMBL
      A0A8L2QEH9
      Conserved Domains (2) summary
      pfam00001
      Location:85336
      7tm_1; 7 transmembrane receptor (rhodopsin family)
      cl21561
      Location:77281
      7tm_4; Olfactory receptor
    4. NM_001038601.2NP_001033690.1  mu-type opioid receptor isoform 1C2

      See identical proteins and their annotated locations for NP_001033690.1

      Status: VALIDATED

      Description
      Transcript Variant: This variant (MOR-1C2) encodes the longest isoform (1C2).
      Source sequence(s)
      AY225403, L13069
      UniProtKB/TrEMBL
      A0A8I5ZZ23
      Conserved Domains (2) summary
      pfam00001
      Location:85336
      7tm_1; 7 transmembrane receptor (rhodopsin family)
      cl21561
      Location:77281
      7tm_4; Olfactory receptor
    5. NM_001304733.1NP_001291662.1  mu-type opioid receptor isoform 1G1

      Status: VALIDATED

      Description
      Transcript Variant: This variant (MOR-1G1) represents use of an alternate promoter and 5' UTR, uses a downstream start codon, and uses an alternate 3' exon, compared to variant MOR-1C2. The resulting isoform (1G1) is shorter than isoform 1C2.
      Source sequence(s)
      JAXUCZ010000001
      UniProtKB/TrEMBL
      B8K2Q4
      Conserved Domains (2) summary
      pfam00001
      Location:1238
      7tm_1; 7 transmembrane receptor (rhodopsin family)
      cl21561
      Location:56183
      7tm_4; Olfactory receptor
    6. NM_001304734.1NP_001291663.1  mu-type opioid receptor isoform 1G2

      Status: VALIDATED

      Description
      Transcript Variant: This variant (MOR-1G2) represents use of an alternate promoter and 5' UTR, and uses an alternate 3' exon, compared to variant MOR-1C2. The resulting isoform (1G2) is shorter than isoform 1C2.
      Source sequence(s)
      JAXUCZ010000001
      UniProtKB/TrEMBL
      D2CKI4
      Related
      ENSRNOP00000074079.3, ENSRNOT00000083308.3
      Conserved Domains (2) summary
      pfam00001
      Location:7248
      7tm_1; 7 transmembrane receptor (rhodopsin family)
      cl21561
      Location:9193
      7tm_4; Olfactory receptor
    7. NM_001304735.1NP_001291664.1  mu-type opioid receptor isoform 1

      See identical proteins and their annotated locations for NP_001291664.1

      Status: VALIDATED

      Description
      Transcript Variant: This variant (MOR-1H1) represents use of an alternate promoter and 5' UTR, and uses an alternate 3' exon, compared to variant MOR-1C2. The resulting isoform (1) is shorter than isoform 1C2. Variants MOR-1H1, MOR-1i1, MOR-1i2 and MOR-1i3 encode the same isoform.
      Source sequence(s)
      JAXUCZ010000001
      UniProtKB/Swiss-Prot
      P33535, Q2TV20, Q2TV21, Q4VWM5, Q4VWM7, Q4VWX7, Q4VWX8, Q62846, Q64064, Q64120
      UniProtKB/TrEMBL
      A6KIP5, B8Q1M0
      Conserved Domains (2) summary
      pfam00001
      Location:85336
      7tm_1; 7 transmembrane receptor (rhodopsin family)
      cl21561
      Location:77281
      7tm_4; Olfactory receptor
    8. NM_001304736.1NP_001291665.1  mu-type opioid receptor isoform 1H2

      Status: VALIDATED

      Description
      Transcript Variant: This variant (MOR-1H2) represents use of an alternate promoter and 5' UTR, and uses an alternate 3' exon, compared to variant MOR-1C2. The resulting isoform (1H2) is shorter than isoform 1C2.
      Source sequence(s)
      JAXUCZ010000001
      UniProtKB/TrEMBL
      D2CKI5
      Conserved Domains (2) summary
      pfam00001
      Location:135386
      7tm_1; 7 transmembrane receptor (rhodopsin family)
      cl21561
      Location:127331
      7tm_4; Olfactory receptor
    9. NM_001304737.1NP_001291666.1  mu-type opioid receptor isoform 1

      See identical proteins and their annotated locations for NP_001291666.1

      Status: VALIDATED

      Description
      Transcript Variant: This variant (MOR-1i1) represents use of an alternate promoter and 5' UTR, and uses an alternate 3' exon, compared to variant MOR-1C2. The resulting isoform (1) is shorter than isoform 1C2. Variants MOR-1H1, MOR-1i1, MOR-1i2 and MOR-1i3 encode the same isoform.
      Source sequence(s)
      JAXUCZ010000001
      UniProtKB/Swiss-Prot
      P33535, Q2TV20, Q2TV21, Q4VWM5, Q4VWM7, Q4VWX7, Q4VWX8, Q62846, Q64064, Q64120
      UniProtKB/TrEMBL
      A6KIP5, B8Q1M0
      Conserved Domains (2) summary
      pfam00001
      Location:85336
      7tm_1; 7 transmembrane receptor (rhodopsin family)
      cl21561
      Location:77281
      7tm_4; Olfactory receptor
    10. NM_001304738.1NP_001291667.1  mu-type opioid receptor isoform 1

      See identical proteins and their annotated locations for NP_001291667.1

      Status: VALIDATED

      Description
      Transcript Variant: This variant (MOR-1i2) represents use of an alternate promoter and 5' UTR, and uses an alternate 3' exon, compared to variant MOR-1C2. The resulting isoform (1) is shorter than isoform 1C2. Variants MOR-1H1, MOR-1i1, MOR-1i2 and MOR-1i3 encode the same isoform.
      Source sequence(s)
      JAXUCZ010000001
      UniProtKB/Swiss-Prot
      P33535, Q2TV20, Q2TV21, Q4VWM5, Q4VWM7, Q4VWX7, Q4VWX8, Q62846, Q64064, Q64120
      UniProtKB/TrEMBL
      A6KIP5, B8Q1M0
      Conserved Domains (2) summary
      pfam00001
      Location:85336
      7tm_1; 7 transmembrane receptor (rhodopsin family)
      cl21561
      Location:77281
      7tm_4; Olfactory receptor
    11. NM_001304740.1NP_001291669.1  mu-type opioid receptor isoform 1

      See identical proteins and their annotated locations for NP_001291669.1

      Status: VALIDATED

      Description
      Transcript Variant: This variant (MOR-1i3) represents use of an alternate promoter and 5' UTR, and uses an alternate 3' exon, compared to variant MOR-1C2. The resulting isoform (1) is shorter than isoform 1C2. Variants MOR-1H1, MOR-1i1, MOR-1i2 and MOR-1i3 encode the same isoform.
      Source sequence(s)
      JAXUCZ010000001
      UniProtKB/Swiss-Prot
      P33535, Q2TV20, Q2TV21, Q4VWM5, Q4VWM7, Q4VWX7, Q4VWX8, Q62846, Q64064, Q64120
      UniProtKB/TrEMBL
      A6KIP5, B8Q1M0
      Related
      ENSRNOP00000024682.8, ENSRNOT00000024682.10
      Conserved Domains (2) summary
      pfam00001
      Location:85336
      7tm_1; 7 transmembrane receptor (rhodopsin family)
      cl21561
      Location:77281
      7tm_4; Olfactory receptor
    12. NM_013071.2NP_037203.1  mu-type opioid receptor isoform 1

      See identical proteins and their annotated locations for NP_037203.1

      Status: VALIDATED

      Description
      Transcript Variant: This variant (1) lacks several exons and contains an alternate terminal exon compared to variant MOR-1C2. The encoded isoform (1) is shorter than isoform 1C2.
      Source sequence(s)
      L13069, L20684
      UniProtKB/Swiss-Prot
      P33535, Q2TV20, Q2TV21, Q4VWM5, Q4VWM7, Q4VWX7, Q4VWX8, Q62846, Q64064, Q64120
      UniProtKB/TrEMBL
      A6KIP5, B8Q1M0
      Conserved Domains (2) summary
      pfam00001
      Location:85336
      7tm_1; 7 transmembrane receptor (rhodopsin family)
      cl21561
      Location:77281
      7tm_4; Olfactory receptor

    RNA

    1. NR_027877.1 RNA Sequence

      Status: VALIDATED

      Description
      Transcript Variant: This variant (MOR-1D) uses an alternate 3' exon structure, compared to variant MOR-1C2. This variant is represented as non-coding because the use of the 5'-most expected translational start codon renders the transcript a candidate for nonsense-mediated mRNA decay (NMD).
      Source sequence(s)
      AY225402, AY309002, L13069

    RefSeqs of Annotated Genomes: GCF_036323735.1-RS_2024_02

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

    Reference GRCr8

    Genomic

    1. NC_086019.1 Reference GRCr8

      Range
      45565371..45818722
      Download
      GenBank, FASTA, Sequence Viewer (Graphics)

    mRNA and Protein(s)

    1. XM_063282032.1XP_063138102.1  mu-type opioid receptor isoform X2

      UniProtKB/TrEMBL
      G9BXT6
    2. XM_063282030.1XP_063138100.1  mu-type opioid receptor isoform X1

      UniProtKB/TrEMBL
      A0A8I6A3E3, A6KIP6
      Related
      ENSRNOP00000082784.2, ENSRNOT00000092578.3