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Details for messenger / hormone: intrinsic factor

EndoNet ID: ENH00953

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Synonyms

  • intrinsic factor
  • IF
  • INF
  • gastric intrinsic factor
  • GIF

General information

  • Promotes absorption of the essential vitamin cobalamin in the ileum by specific receptor-mediated endocytosis. [1]

Classification

Hormone function

  • metabolism
    • nutrient supply

    Chemical classification

    • hormone
      • genome-encoded

    Composition

    Sequence 
    STQTQSSCS VPSAQEPLV NGIQVLMEN 
SVTSSAYPN PSILIAMNL AGAYNLKAQ 
KLLTYQLMS SDNNDLTIG QLGLTIMAL 
TSSCRDPGD KVSILQRQM ENWAPSSPN 
AEASAFYGP SLAILALCQ KNSEATLPI 
AVRFAKTLL ANSSPFNVD TGAMATLAL 
TCMYNKIPV GSEEGYRSL FGQVLKDIV 
EKISMKIKD NGIIGDIYS TGLAMQALS 
VTPEPSKKE WNCKKTTDM ILNEIKQGK 
FHNPMSIAQ ILPSLKGKT YLDVPQVTC 
SPDHEVQPT LPSNPGPGP TSASNITVI 
YTINNQLRG VELLFNETI NVSVKSGSV 
LLVVLEEAQ RKNPMFKFE TTMTSWGLV 
VSSINNIAE NVNHKTYWQ FLSGVTPLN 
EGVADYIPF NHEHITANF TQY

    Links to other resources

    UniProt P27352
    Ensembl ENST00000257248
    KEGG hsa:2694

    • Anatomical structure: oxyntic_cell_of_gastric_gland

    Targets

    Reference