Names & Taxonomy

Uniprot ID:
Q8N6C5
Entry Name:
IGSF1_HUMAN
Status:
reviewed
Protein Names:
Immunoglobulin superfamily member 1 (IgSF1) (Immunoglobulin-like domain-containing protein 1) (Inhibin-binding protein) (InhBP) (Pituitary gland-specific factor 2) (p120)
Gene Names:
IGSF1 IGDC1 KIAA0364 PGSF2
Gene Names Primary:
IGSF1
Organism:
Homo sapiens (Human)

Structure

Length:
1336
Sequence:
MTLDRPGEGATMLKTFTVLLFCIRMSLGMTSIVMDPQPELWIESNYPQAPWENITLWCRSPSRISSKFLLLKDKTQMTWIRPSHKTFQVSFLIGALTESNAGLYRCCYWKETGWSKPSKVLELEAPGQLPKPIFWIQAETPALPGCNVNILCHGWLQDLVFMLFKEGYAEPVDYQVPTGTMAIFSIDNLTPEDEGVYICRTHIQMLPTLWSEPSNPLKLVVAGLYPKPTLTAHPGPIMAPGESLNLRCQGPIYGMTFALMRVEDLEKSFYHKKTIKNEANFFFQSLKIQDTGHYLCFYYDASYRGSLLSDVLKIWVTDTFPKTWLLARPSAVVQMGQNVSLRCRGPVDGVGLALYKKGEDKPLQFLDATSIDDNTSFFLNNVTYSDTGIYSCHYLLTWKTSIRMPSHNTVELMVVDKPPKPSLSAWPSTVFKLGKAITLQCRVSHPVLEFSLEWEERETFQKFSVNGDFIISNVDGKGTGTYSCSYRVETHPNIWSHRSEPLKLMGPAGYLTWNYVLNEAIRLSLIMQLVALLLVVLWIRWKCRRLRIREAWLLGTAQGVTMLFIVTALLCCGLCNGVLIEETEIVMPTPKPELWAETNFPLAPWKNLTLWCRSPSGSTKEFVLLKDGTGWIATRPASEQVRAAFPLGALTQSHTGSYHCHSWEEMAVSEPSEALELVGTDILPKPVISASPTIRGQELQLRCKGWLAGMGFALYKEGEQEPVQQLGAVGREAFFTIQRMEDKDEGNYSCRTHTEKRPFKWSEPSEPLELVIKEMYPKPFFKTWASPVVTPGARVTFNCSTPHQHMSFILYKDGSEIASSDRSWASPGASAAHFLIISVGIGDGGNYSCRYYDFSIWSEPSDPVELVVTEFYPKPTLLAQPGPVVFPGKSVILRCQGTFQGMRFALLQEGAHVPLQFRSVSGNSADFLLHTVGAEDSGNYSCIYYETTMSNRGSYLSMPLMIWVTDTFPKPWLFAEPSSVVPMGQNVTLWCRGPVHGVGYILHKEGEATSMQLWGSTSNDGAFPITNISGTSMGRYSCCYHPDWTSSIKIQPSNTLELLVTGLLPKPSLLAQPGPMVAPGENMTLQCQGELPDSTFVLLKEGAQEPLEQQRPSGYRADFWMPAVRGEDSGIYSCVYYLDSTPFAASNHSDSLEIWVTDKPPKPSLSAWPSTMFKLGKDITLQCRGPLPGVEFVLEHDGEEAPQQFSEDGDFVINNVEGKGIGNYSCSYRLQAYPDIWSEPSDPLELVGAAGPVAQECTVGNIVRSSLIVVVVVALGVVLAIEWKKWPRLRTRGSETDGRDQTIALEECNQEGEPGTPANSPSSTSQRISVELPVPI
Proteomes:
UP000005640

Subcellular location

Subcellular Location:
Isoform 1: Membrane

Function

Function:
Seems to be a coreceptor in inhibin signaling, but seems not to be a high-affinity inhibin receptor. Antagonizes activin A signaling in the presence or absence of inhibin B (By similarity). Necessary to mediate a specific antagonistic effect of inhibin B on activin-stimulated transcription.
Gene Ontology Go:
extracellular region
integral component of membrane
membrane
coreceptor activity
inhibin binding
receptor activity
regulation of transcription, DNA-templated
signal transduction
Gene Ontology Biological Process:
regulation of transcription, DNA-templated
signal transduction
Gene Ontology Molecular Function:
coreceptor activity
inhibin binding
receptor activity
Gene Ontology Cellular Component:
extracellular region
integral component of membrane
membrane
Keywords:
Alternative splicing
Complete proteome
Congenital hypothyroidism
Disease mutation
Disulfide bond
Glycoprotein
Immunoglobulin domain
Membrane
Polymorphism
Receptor
Reference proteome
Repeat
Secreted
Signal
Transmembrane
Transmembrane helix

Publication

PubMed ID:
9729118 9521868 11854097 9205841 15772651 17974005 11266516 12421765 12385827 21269460 23143598