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Obp1a Gene Detail
Summary
  • Symbol
    Obp1a
  • Name
    odorant binding protein IA
  • Synonyms
    OBP-1a
  • Feature Type
    protein coding gene
  • IDs
    MGI:1277949
    NCBI Gene: 18249
  • Alliance
    genome feature page
  • Transcription Start Sites
    2 TSS
Location &
Maps
more
  • Sequence Map
    ChrX:77129111-77134980 bp, - strand
    From NCBI annotation of GRCm39
  • View this region in JBrowse
  • Genome Browsers
    Ensembl | UCSC | NCBI
  • Genetic Map
    Chromosome X, 38.33 cM, cytoband A7.1
  • Mapping Data
    2 experiments
Strain
Comparison
more
  • SNPs within 2kb
    269 from dbSNP Build 142
  • Strain Annotations
    16
For selected strains:
Strain Gene Model ID Feature Type Coordinates Select Strains
C57BL/6J MGI_C57BL6J_1277949
 protein coding gene ChrX:77129111-77134980 (-)
129S1/SvImJ ENSMUSG00200041013
 protein coding gene ChrX:59102586-59108455 (-)
A/J ENSMUSG00195040076
 protein coding gene ChrX:62867706-62873575 (-)
AKR/J ENSMUSG00220044483
 protein coding gene ChrX:57979092-57984961 (-)
BALB/cJ ENSMUSG00180047035
 protein coding gene ChrX:59441494-59447363 (-)
C3H/HeJ ENSMUSG00175030391
 protein coding gene ChrX:63019675-63025544 (-)
C57BL/6NJ ENSMUSG00215039167
 protein coding gene ChrX:59538270-59544139 (-)
CAROLI/EiJ no annotation
CAST/EiJ no annotation
CBA/J ENSMUSG00210043988
 protein coding gene ChrX:59707161-59713030 (-)
DBA/2J ENSMUSG00185037833
 protein coding gene ChrX:72121560-72127429 (-)
FVB/NJ ENSMUSG00205020371
 protein coding gene ChrX:59026741-59032610 (-)
JF1/MsJ no annotation
LP/J ENSMUSG00230030578
 protein coding gene ChrX:78726878-78732747 (-)
NOD/ShiLtJ ENSMUSG00190036595
 protein coding gene ChrX:58992962-58998831 (-)
NZO/HlLtJ ENSMUSG00225047060
 protein coding gene ChrX:83904639-83910508 (-)
PWK/PhJ ENSLUMG00010043200
 protein coding gene ChrX:58595300-58601201 (-)
SPRET/EiJ ENSMSPG00010021980
 protein coding gene ChrX:62050904-62056041 (-)
WSB/EiJ ENSIUOG00005048458
 protein coding gene ChrX:59704006-59709975 (-)



Homology
less
Mutations,
Alleles, and
Phenotypes
less
  • Phenotype Summary
    2 phenotype references
Gene Ontology
(GO)
Classifications
less
  • All GO Annotations
    5
  • GO References
    4
Molecular Function

carbohydrate derivative binding
cytoskeletal protein binding
DNA binding
enzyme regulator
hydrolase
ligase
lipid binding
oxidoreductase
RNA binding
signaling receptor activity
signaling receptor binding
transcription
transferase
transporter
Biological Process

No experimental evidence to support Biological Process annotation, following literature review. See J:73796.
Cellular Component

cell projection
cytoplasmic vesicle
cytoskeleton
cytosol
endoplasmic reticulum
endosome
extracellular region
Golgi apparatus
mitochondrion
membraneless organelle
nucleus
organelle envelope
organelle lumen
plasma membrane
protein-containing complex
synapse
vacuole
Click cells to view annotations.
Expression
less
Expression Overview

early conceptus
embryo ectoderm
embryo endoderm
embryo mesoderm
embryo mesenchyme
extraembryonic component
alimentary system
auditory system
branchial arches
cardiovascular system
connective tissue
endocrine system
exocrine system
hemolymphoid system
integumental system
limbs
liver and biliary system
musculoskeletal system
nervous system
olfactory system
reproductive system
respiratory system
urinary system
visual system
Click cells to view annotations.


  • Assay Results
    597
  • cDNA Data
    10
Sequences &
Gene Models
less
Representative SequencesLengthStrain/SpeciesFlank
genomic 18249 NCBI Gene Model | MGI Sequence Detail 5870 C57BL/6J ±  kb
transcript NM_008754 RefSeq | MGI Sequence Detail 757 C57BL/6  
polypeptide Q9D3H2 UniProt | EBI | MGI Sequence Detail 163 Not Applicable  
For the selected sequence
Protein
Information
less
  • UniProt
    3 Sequences
  • InterPro Domains
    IPR012674 Calycin superfamily
    IPR002345 Lipocalin
    IPR000566 Lipocalin/cytosolic fatty-acid binding domain
    IPR002448 Lipocalin, OBP-like
  • GlyGen
    Q9D3H2 1 site, 1 N-linked glycan (1 site)
Molecular
Reagents
less
  • All nucleic 10
    cDNA 10

    Microarray probesets 4
References
more
  • Summaries
    All 28
    Gene Ontology 4
    Phenotypes 2
  • Earliest
    J:48070 Pes D, et al., Cloning and expression of odorant-binding proteins Ia and Ib from mouse nasal tissue. Gene. 1998 May 28;212(1):49-55
  • Latest
    J:153498 Diez-Roux G, et al., A high-resolution anatomical atlas of the transcriptome in the mouse embryo. PLoS Biol. 2011;9(1):e1000582
Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
Citing These Resources
Funding Information
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Send questions and comments to User Support. 		last database update
09/15/2026
MGI 6.29 		The Jackson Laboratory