UniProtKB - P25092 (GUC2C_HUMAN)
Protein
Heat-stable enterotoxin receptor
Gene
GUCY2C
Organism
Homo sapiens (Human)
Status
Functioni
Receptor for the E.coli heat-stable enterotoxin (E.coli enterotoxin markedly stimulates the accumulation of cGMP in mammalian cells expressing GC-C). Also activated by the endogenous peptides guanylin and uroguanylin.
Catalytic activityi
- EC:4.6.1.2
GO - Molecular functioni
- ATP binding Source: InterPro
- GTP binding Source: UniProtKB-KW
- guanylate cyclase activity Source: GO_Central
- natriuretic peptide receptor activity Source: GO_Central
- peptide hormone binding Source: GO_Central
- peptide receptor activity Source: GO_Central
- protein kinase activity Source: InterPro
- toxic substance binding Source: Ensembl
GO - Biological processi
- cGMP biosynthetic process Source: GO_Central
- digestion Source: Reactome
- intracellular signal transduction Source: InterPro
- receptor guanylyl cyclase signaling pathway Source: GO_Central
- regulation of cell population proliferation Source: Ensembl
- response to toxic substance Source: Ensembl
- signal transduction Source: GO_Central
Keywordsi
Molecular function | Lyase, Receptor |
Biological process | cGMP biosynthesis |
Ligand | GTP-binding, Nucleotide-binding |
Enzyme and pathway databases
BRENDAi | 4.6.1.2, 2681 |
PathwayCommonsi | P25092 |
Reactomei | R-HSA-8935690, Digestion R-HSA-8942233, Intestinal infectious diseases |
SIGNORi | P25092 |
Protein family/group databases
TCDBi | 8.A.85.1.1, the guanylate cyclase (gc) family |
Names & Taxonomyi
Protein namesi | Recommended name: Heat-stable enterotoxin receptor (EC:4.6.1.2)Short name: STA receptor Short name: hSTAR Alternative name(s): Guanylyl cyclase C Short name: GC-C Intestinal guanylate cyclase |
Gene namesi | Name:GUCY2C Synonyms:GUC2C, STAR |
Organismi | Homo sapiens (Human) |
Taxonomic identifieri | 9606 [NCBI] |
Taxonomic lineagei | Eukaryota › Metazoa › Chordata › Craniata › Vertebrata › Euteleostomi › Mammalia › Eutheria › Euarchontoglires › Primates › Haplorrhini › Catarrhini › Hominidae › Homo |
Proteomesi |
|
Organism-specific databases
EuPathDBi | HostDB:ENSG00000070019.4 |
HGNCi | HGNC:4688, GUCY2C |
MIMi | 601330, gene |
neXtProti | NX_P25092 |
Subcellular locationi
Plasma membrane
- Cell membrane 1 Publication; Single-pass type I membrane protein 1 Publication
Endoplasmic reticulum
- Endoplasmic reticulum membrane 1 Publication; Single-pass type I membrane protein 1 Publication
Note: The 145 kDa plasma membrane form of GC-C contains sialic acid and galactose residues, while a differencially glycosylated 130 Kda form is a high mannose form that is resident in the endoplasmic reticulum and may serve as the precursor for the cell surface form.
Endoplasmic reticulum
- endoplasmic reticulum membrane Source: UniProtKB-SubCell
Plasma Membrane
- plasma membrane Source: GO_Central
Other locations
- integral component of membrane Source: UniProtKB-KW
Topology
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Topological domaini | 24 – 430 | ExtracellularSequence analysisAdd BLAST | 407 | |
Transmembranei | 431 – 454 | HelicalSequence analysisAdd BLAST | 24 | |
Topological domaini | 455 – 1073 | CytoplasmicSequence analysisAdd BLAST | 619 |
Keywords - Cellular componenti
Cell membrane, Endoplasmic reticulum, MembranePathology & Biotechi
Involvement in diseasei
Diarrhea 6 (DIAR6)1 Publication
The disease is caused by mutations affecting the gene represented in this entry.
Disease descriptionA relatively mild, early-onset chronic diarrhea that may be associated with increased susceptibility to inflammatory bowel disease, small bowel obstruction, and esophagitis.
Related information in OMIMFeature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Natural variantiVAR_067724 | 840 | S → I in DIAR6; activating mutation; exposure of the mutant receptor to its ligands results in markedly increased production of cyclic guanosine monophosphate. 1 PublicationCorresponds to variant dbSNP:rs587776871EnsemblClinVar. | 1 |
Meconium ileus (MECIL)1 Publication
The disease is caused by mutations affecting the gene represented in this entry.
Disease descriptionA condition characterized by intestinal obstruction due to inspissated meconium in the distal ileum and cecum, which develops in utero and presents shortly after birth as a failure to pass meconium. Meconium ileus is a known clinical manifestation of cystic fibrosis.
Related information in OMIMFeature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Natural variantiVAR_068174 | 387 | D → G in MECIL; activation of guanylate cyclase activity is 60% lower than in wild-type. 1 PublicationCorresponds to variant dbSNP:rs587776905EnsemblClinVar. | 1 |
Keywords - Diseasei
Disease mutationOrganism-specific databases
DisGeNETi | 2984 |
MalaCardsi | GUCY2C |
MIMi | 614616, phenotype 614665, phenotype |
OpenTargetsi | ENSG00000070019 |
Orphaneti | 314373, Chronic infantile diarrhea due to guanylate cyclase 2C overactivity 103908, Congenital sodium diarrhea 314376, Intestinal obstruction in the newborn due to guanylate cyclase 2C deficiency |
PharmGKBi | PA29069 |
Miscellaneous databases
Pharosi | P25092, Tclin |
Chemistry databases
ChEMBLi | CHEMBL1795197 |
DrugBanki | DB08890, Linaclotide |
DrugCentrali | P25092 |
GuidetoPHARMACOLOGYi | 1750 |
Polymorphism and mutation databases
BioMutai | GUCY2C |
DMDMi | 311033390 |
PTM / Processingi
Molecule processing
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Signal peptidei | 1 – 23 | Sequence analysisAdd BLAST | 23 | |
ChainiPRO_0000012376 | 24 – 1073 | Heat-stable enterotoxin receptorAdd BLAST | 1050 |
Amino acid modifications
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Glycosylationi | 32 | N-linked (GlcNAc...) asparagine1 Publication | 1 | |
Glycosylationi | 75 | N-linked (GlcNAc...) asparagine1 Publication | 1 | |
Glycosylationi | 79 | N-linked (GlcNAc...) asparagine1 Publication | 1 | |
Glycosylationi | 195 | N-linked (GlcNAc...) asparagine1 Publication | 1 | |
Glycosylationi | 284 | N-linked (GlcNAc...) asparagine1 Publication | 1 | |
Glycosylationi | 307 | N-linked (GlcNAc...) asparagine1 Publication | 1 | |
Glycosylationi | 345 | N-linked (GlcNAc...) asparagine1 Publication | 1 | |
Glycosylationi | 402 | N-linked (GlcNAc...) asparagine1 Publication | 1 |
Post-translational modificationi
Glycosylation at Asn-75 and/or Asn-79 is required for interaction with VIP36 while glycosylation at Asn-345 and Asn-402 modulates ligand-mediated GC-C activation.1 Publication
Sites
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Sitei | 357 | Not glycosylated1 Publication | 1 |
Keywords - PTMi
GlycoproteinProteomic databases
jPOSTi | P25092 |
MassIVEi | P25092 |
MaxQBi | P25092 |
PaxDbi | P25092 |
PeptideAtlasi | P25092 |
PRIDEi | P25092 |
ProteomicsDBi | 54253 |
PTM databases
GlyGeni | P25092, 8 sites |
iPTMneti | P25092 |
PhosphoSitePlusi | P25092 |
Expressioni
Gene expression databases
Bgeei | ENSG00000070019, Expressed in jejunal mucosa and 87 other tissues |
Genevisiblei | P25092, HS |
Organism-specific databases
HPAi | ENSG00000070019, Tissue enriched (intestine) |
Interactioni
Subunit structurei
Homotrimer.
Interacts via its C-terminal region with PDZK2.
Interacts with the lectin chaperone VIP36.
3 PublicationsBinary interactionsi
P25092
With | #Exp. | IntAct |
---|---|---|
PDZD3 - isoform 2 [Q86UT5-2] | 4 | EBI-2816795,EBI-8299496 |
Protein-protein interaction databases
BioGRIDi | 109239, 2 interactors |
IntActi | P25092, 3 interactors |
MINTi | P25092 |
STRINGi | 9606.ENSP00000261170 |
Miscellaneous databases
RNActi | P25092, protein |
Family & Domainsi
Domains and Repeats
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Domaini | 489 – 749 | Protein kinasePROSITE-ProRule annotationAdd BLAST | 261 | |
Domaini | 824 – 954 | Guanylate cyclasePROSITE-ProRule annotationAdd BLAST | 131 |
Domaini
The protein kinase domain is predicted to be catalytically inactive.
Sequence similaritiesi
Belongs to the adenylyl cyclase class-4/guanylyl cyclase family.PROSITE-ProRule annotation
Keywords - Domaini
Signal, Transmembrane, Transmembrane helixPhylogenomic databases
eggNOGi | KOG1023, Eukaryota |
GeneTreei | ENSGT00940000155955 |
HOGENOMi | CLU_001072_1_3_1 |
InParanoidi | P25092 |
OMAi | VMCGGPE |
OrthoDBi | 229634at2759 |
PhylomeDBi | P25092 |
Family and domain databases
CDDi | cd14044, PK_GC-C, 1 hit |
Gene3Di | 3.30.70.1230, 1 hit |
InterProi | View protein in InterPro IPR001054, A/G_cyclase IPR018297, A/G_cyclase_CS IPR042822, GC-C_PK IPR011009, Kinase-like_dom_sf IPR029787, Nucleotide_cyclase IPR028082, Peripla_BP_I IPR000719, Prot_kinase_dom IPR001245, Ser-Thr/Tyr_kinase_cat_dom |
Pfami | View protein in Pfam PF00211, Guanylate_cyc, 1 hit PF07714, PK_Tyr_Ser-Thr, 1 hit |
SMARTi | View protein in SMART SM00044, CYCc, 1 hit |
SUPFAMi | SSF53822, SSF53822, 1 hit SSF55073, SSF55073, 1 hit SSF56112, SSF56112, 1 hit |
PROSITEi | View protein in PROSITE PS00452, GUANYLATE_CYCLASE_1, 1 hit PS50125, GUANYLATE_CYCLASE_2, 1 hit PS50011, PROTEIN_KINASE_DOM, 1 hit |
i Sequence
Sequence statusi: Complete.
: The displayed sequence is further processed into a mature form. Sequence processingi
P25092-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
MKTLLLDLAL WSLLFQPGWL SFSSQVSQNC HNGSYEISVL MMGNSAFAEP
60 70 80 90 100
LKNLEDAVNE GLEIVRGRLQ NAGLNVTVNA TFMYSDGLIH NSGDCRSSTC
110 120 130 140 150
EGLDLLRKIS NAQRMGCVLI GPSCTYSTFQ MYLDTELSYP MISAGSFGLS
160 170 180 190 200
CDYKETLTRL MSPARKLMYF LVNFWKTNDL PFKTYSWSTS YVYKNGTETE
210 220 230 240 250
DCFWYLNALE ASVSYFSHEL GFKVVLRQDK EFQDILMDHN RKSNVIIMCG
260 270 280 290 300
GPEFLYKLKG DRAVAEDIVI ILVDLFNDQY FEDNVTAPDY MKNVLVLTLS
310 320 330 340 350
PGNSLLNSSF SRNLSPTKRD FALAYLNGIL LFGHMLKIFL ENGENITTPK
360 370 380 390 400
FAHAFRNLTF EGYDGPVTLD DWGDVDSTMV LLYTSVDTKK YKVLLTYDTH
410 420 430 440 450
VNKTYPVDMS PTFTWKNSKL PNDITGRGPQ ILMIAVFTLT GAVVLLLLVA
460 470 480 490 500
LLMLRKYRKD YELRQKKWSH IPPENIFPLE TNETNHVSLK IDDDKRRDTI
510 520 530 540 550
QRLRQCKYDK KRVILKDLKH NDGNFTEKQK IELNKLLQID YYNLTKFYGT
560 570 580 590 600
VKLDTMIFGV IEYCERGSLR EVLNDTISYP DGTFMDWEFK ISVLYDIAKG
610 620 630 640 650
MSYLHSSKTE VHGRLKSTNC VVDSRMVVKI TDFGCNSILP PKKDLWTAPE
660 670 680 690 700
HLRQANISQK GDVYSYGIIA QEIILRKETF YTLSCRDRNE KIFRVENSNG
710 720 730 740 750
MKPFRPDLFL ETAEEKELEV YLLVKNCWEE DPEKRPDFKK IETTLAKIFG
760 770 780 790 800
LFHDQKNESY MDTLIRRLQL YSRNLEHLVE ERTQLYKAER DRADRLNFML
810 820 830 840 850
LPRLVVKSLK EKGFVEPELY EEVTIYFSDI VGFTTICKYS TPMEVVDMLN
860 870 880 890 900
DIYKSFDHIV DHHDVYKVET IGDAYMVASG LPKRNGNRHA IDIAKMALEI
910 920 930 940 950
LSFMGTFELE HLPGLPIWIR IGVHSGPCAA GVVGIKMPRY CLFGDTVNTA
960 970 980 990 1000
SRMESTGLPL RIHVSGSTIA ILKRTECQFL YEVRGETYLK GRGNETTYWL
1010 1020 1030 1040 1050
TGMKDQKFNL PTPPTVENQQ RLQAEFSDMI ANSLQKRQAA GIRSQKPRRV
1060 1070
ASYKKGTLEY LQLNTTDKES TYF
Experimental Info
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Sequence conflicti | 322 | A → R in AAB19934 (PubMed:1718270).Curated | 1 | |
Sequence conflicti | 331 | L → V in AAB19934 (PubMed:1718270).Curated | 1 | |
Sequence conflicti | 509 | D → V in AAB19934 (PubMed:1718270).Curated | 1 | |
Sequence conflicti | 543 | N → T in AAB19934 (PubMed:1718270).Curated | 1 |
Natural variant
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Natural variantiVAR_042221 | 30 | C → R1 PublicationCorresponds to variant dbSNP:rs56142849Ensembl. | 1 | |
Natural variantiVAR_042222 | 61 | G → R in a metastatic melanoma sample; somatic mutation. 1 Publication | 1 | |
Natural variantiVAR_042223 | 114 | R → Q1 PublicationCorresponds to variant dbSNP:rs56275235EnsemblClinVar. | 1 | |
Natural variantiVAR_049253 | 281 | F → L5 PublicationsCorresponds to variant dbSNP:rs1420635Ensembl. | 1 | |
Natural variantiVAR_068174 | 387 | D → G in MECIL; activation of guanylate cyclase activity is 60% lower than in wild-type. 1 PublicationCorresponds to variant dbSNP:rs587776905EnsemblClinVar. | 1 | |
Natural variantiVAR_042224 | 464 | R → L1 PublicationCorresponds to variant dbSNP:rs55684775Ensembl. | 1 | |
Natural variantiVAR_042225 | 610 | E → K1 PublicationCorresponds to variant dbSNP:rs55897626Ensembl. | 1 | |
Natural variantiVAR_067724 | 840 | S → I in DIAR6; activating mutation; exposure of the mutant receptor to its ligands results in markedly increased production of cyclic guanosine monophosphate. 1 PublicationCorresponds to variant dbSNP:rs587776871EnsemblClinVar. | 1 | |
Natural variantiVAR_042226 | 859 | I → V1 PublicationCorresponds to variant dbSNP:rs34890806Ensembl. | 1 | |
Natural variantiVAR_042227 | 1045 | Q → R1 PublicationCorresponds to variant dbSNP:rs35617837Ensembl. | 1 | |
Natural variantiVAR_042228 | 1072 | Y → C1 PublicationCorresponds to variant dbSNP:rs35179392EnsemblClinVar. | 1 |
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | S57551 mRNA Translation: AAB19934.2 M73489 mRNA Translation: AAA36655.1 AC007545 Genomic DNA No translation available. AC010168 Genomic DNA No translation available. CH471094 Genomic DNA Translation: EAW96324.1 BC136544 mRNA Translation: AAI36545.1 BC136545 mRNA Translation: AAI36546.1 U20230 Genomic DNA Translation: AAC50381.1 |
CCDSi | CCDS8664.1 |
PIRi | A40940, OYHUHX |
RefSeqi | NP_004954.2, NM_004963.3 |
Genome annotation databases
Ensembli | ENST00000261170; ENSP00000261170; ENSG00000070019 |
GeneIDi | 2984 |
KEGGi | hsa:2984 |
UCSCi | uc001rcd.4, human |
Keywords - Coding sequence diversityi
PolymorphismSimilar proteinsi
Cross-referencesi
Web resourcesi
Atlas of Genetics and Cytogenetics in Oncology and Haematology |
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | S57551 mRNA Translation: AAB19934.2 M73489 mRNA Translation: AAA36655.1 AC007545 Genomic DNA No translation available. AC010168 Genomic DNA No translation available. CH471094 Genomic DNA Translation: EAW96324.1 BC136544 mRNA Translation: AAI36545.1 BC136545 mRNA Translation: AAI36546.1 U20230 Genomic DNA Translation: AAC50381.1 |
CCDSi | CCDS8664.1 |
PIRi | A40940, OYHUHX |
RefSeqi | NP_004954.2, NM_004963.3 |
3D structure databases
ModBasei | Search... |
SWISS-MODEL-Workspacei | Submit a new modelling project... |
Protein-protein interaction databases
BioGRIDi | 109239, 2 interactors |
IntActi | P25092, 3 interactors |
MINTi | P25092 |
STRINGi | 9606.ENSP00000261170 |
Chemistry databases
ChEMBLi | CHEMBL1795197 |
DrugBanki | DB08890, Linaclotide |
DrugCentrali | P25092 |
GuidetoPHARMACOLOGYi | 1750 |
Protein family/group databases
TCDBi | 8.A.85.1.1, the guanylate cyclase (gc) family |
PTM databases
GlyGeni | P25092, 8 sites |
iPTMneti | P25092 |
PhosphoSitePlusi | P25092 |
Polymorphism and mutation databases
BioMutai | GUCY2C |
DMDMi | 311033390 |
Proteomic databases
jPOSTi | P25092 |
MassIVEi | P25092 |
MaxQBi | P25092 |
PaxDbi | P25092 |
PeptideAtlasi | P25092 |
PRIDEi | P25092 |
ProteomicsDBi | 54253 |
Protocols and materials databases
ABCDi | P25092, 1 sequenced antibody |
Antibodypediai | 12046, 253 antibodies |
DNASUi | 2984 |
Genome annotation databases
Ensembli | ENST00000261170; ENSP00000261170; ENSG00000070019 |
GeneIDi | 2984 |
KEGGi | hsa:2984 |
UCSCi | uc001rcd.4, human |
Organism-specific databases
CTDi | 2984 |
DisGeNETi | 2984 |
EuPathDBi | HostDB:ENSG00000070019.4 |
GeneCardsi | GUCY2C |
HGNCi | HGNC:4688, GUCY2C |
HPAi | ENSG00000070019, Tissue enriched (intestine) |
MalaCardsi | GUCY2C |
MIMi | 601330, gene 614616, phenotype 614665, phenotype |
neXtProti | NX_P25092 |
OpenTargetsi | ENSG00000070019 |
Orphaneti | 314373, Chronic infantile diarrhea due to guanylate cyclase 2C overactivity 103908, Congenital sodium diarrhea 314376, Intestinal obstruction in the newborn due to guanylate cyclase 2C deficiency |
PharmGKBi | PA29069 |
GenAtlasi | Search... |
Phylogenomic databases
eggNOGi | KOG1023, Eukaryota |
GeneTreei | ENSGT00940000155955 |
HOGENOMi | CLU_001072_1_3_1 |
InParanoidi | P25092 |
OMAi | VMCGGPE |
OrthoDBi | 229634at2759 |
PhylomeDBi | P25092 |
Enzyme and pathway databases
BRENDAi | 4.6.1.2, 2681 |
PathwayCommonsi | P25092 |
Reactomei | R-HSA-8935690, Digestion R-HSA-8942233, Intestinal infectious diseases |
SIGNORi | P25092 |
Miscellaneous databases
BioGRID-ORCSi | 2984, 2 hits in 847 CRISPR screens |
ChiTaRSi | GUCY2C, human |
GeneWikii | Guanylate_cyclase_2C |
GenomeRNAii | 2984 |
Pharosi | P25092, Tclin |
PROi | PR:P25092 |
RNActi | P25092, protein |
SOURCEi | Search... |
Gene expression databases
Bgeei | ENSG00000070019, Expressed in jejunal mucosa and 87 other tissues |
Genevisiblei | P25092, HS |
Family and domain databases
CDDi | cd14044, PK_GC-C, 1 hit |
Gene3Di | 3.30.70.1230, 1 hit |
InterProi | View protein in InterPro IPR001054, A/G_cyclase IPR018297, A/G_cyclase_CS IPR042822, GC-C_PK IPR011009, Kinase-like_dom_sf IPR029787, Nucleotide_cyclase IPR028082, Peripla_BP_I IPR000719, Prot_kinase_dom IPR001245, Ser-Thr/Tyr_kinase_cat_dom |
Pfami | View protein in Pfam PF00211, Guanylate_cyc, 1 hit PF07714, PK_Tyr_Ser-Thr, 1 hit |
SMARTi | View protein in SMART SM00044, CYCc, 1 hit |
SUPFAMi | SSF53822, SSF53822, 1 hit SSF55073, SSF55073, 1 hit SSF56112, SSF56112, 1 hit |
PROSITEi | View protein in PROSITE PS00452, GUANYLATE_CYCLASE_1, 1 hit PS50125, GUANYLATE_CYCLASE_2, 1 hit PS50011, PROTEIN_KINASE_DOM, 1 hit |
ProtoNeti | Search... |
MobiDBi | Search... |
Entry informationi
Entry namei | GUC2C_HUMAN | |
Accessioni | P25092Primary (citable) accession number: P25092 Secondary accession number(s): B2RMY6 | |
Entry historyi | Integrated into UniProtKB/Swiss-Prot: | May 1, 1992 |
Last sequence update: | November 2, 2010 | |
Last modified: | December 2, 2020 | |
This is version 201 of the entry and version 2 of the sequence. See complete history. | ||
Entry statusi | Reviewed (UniProtKB/Swiss-Prot) | |
Annotation program | Chordata Protein Annotation Program | |
Disclaimer | Any medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care. |
Miscellaneousi
Keywords - Technical termi
Reference proteomeDocuments
- Human polymorphisms and disease mutations
Index of human polymorphisms and disease mutations - MIM cross-references
Online Mendelian Inheritance in Man (MIM) cross-references in UniProtKB/Swiss-Prot - SIMILARITY comments
Index of protein domains and families - Human chromosome 12
Human chromosome 12: entries, gene names and cross-references to MIM - Human entries with polymorphisms or disease mutations
List of human entries with polymorphisms or disease mutations - Human and mouse protein kinases
Human and mouse protein kinases: classification and index