UniProtKB - Q9ES87 (PRSS8_RAT)
Protein
Prostasin
Gene
Prss8
Organism
Rattus norvegicus (Rat)
Status
Functioni
Possesses a trypsin-like cleavage specificity with a preference for poly-basic substrates. Stimulates epithelial sodium channel (ENaC) activity through activating cleavage of the gamma subunits (SCNN1G) (By similarity).By similarity
Sites
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Active sitei | 85 | Charge relay systemBy similarity | 1 | |
Active sitei | 134 | Charge relay systemBy similarity | 1 | |
Active sitei | 238 | Charge relay systemBy similarity | 1 |
GO - Molecular functioni
- serine-type endopeptidase activity Source: InterPro
- sodium channel regulator activity Source: RGD
GO - Biological processi
- hair follicle development Source: RGD
- positive regulation of sodium ion transmembrane transport Source: RGD
- positive regulation of sodium ion transport Source: RGD
- response to drug Source: RGD
- response to mineralocorticoid Source: RGD
- response to peptide hormone Source: RGD
- transepithelial transport Source: RGD
Keywordsi
Molecular function | Hydrolase, Protease, Serine protease |
Protein family/group databases
MEROPSi | S01.159 |
Names & Taxonomyi
Protein namesi | Recommended name: Prostasin (EC:3.4.21.-)Alternative name(s): Channel-activating protease 1 Short name: CAP1 Serine protease 8 Cleaved into the following 2 chains: |
Gene namesi | Name:Prss8 |
Organismi | Rattus norvegicus (Rat) |
Taxonomic identifieri | 10116 [NCBI] |
Taxonomic lineagei | Eukaryota › Metazoa › Chordata › Craniata › Vertebrata › Euteleostomi › Mammalia › Eutheria › Euarchontoglires › Glires › Rodentia › Myomorpha › Muroidea › Muridae › Murinae › Rattus |
Proteomesi |
|
Organism-specific databases
RGDi | 619973, Prss8 |
Subcellular locationi
Plasma membrane
- Cell membrane By similarity; Single-pass membrane protein By similarity
Extracellular region or secreted
- extracellular space By similarity
Extracellular region or secreted
- extracellular space By similarity
Note: Found in the seminal fluid. Secreted after cleavage of its C-terminus.By similarity
Extracellular region or secreted
- extracellular space By similarity
Note: Found in the seminal fluid. Secreted after cleavage of its C-terminus.By similarity
Extracellular region or secreted
- extracellular space Source: RGD
Plasma Membrane
- anchored component of plasma membrane Source: RGD
- extrinsic component of plasma membrane Source: RGD
- plasma membrane Source: RGD
Other locations
- integral component of membrane Source: UniProtKB-KW
- membrane raft Source: RGD
Topology
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Transmembranei | 320 – 340 | HelicalSequence analysisAdd BLAST | 21 |
Keywords - Cellular componenti
Cell membrane, Membrane, SecretedPTM / Processingi
Molecule processing
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Signal peptidei | 1 – 29 | Sequence analysisAdd BLAST | 29 | |
PropeptideiPRO_0000028035 | 30 – 32 | Activation peptideBy similarity | 3 | |
ChainiPRO_0000240513 | 33 – 322 | ProstasinAdd BLAST | 290 | |
ChainiPRO_0000028036 | 33 – 44 | Prostasin light chainAdd BLAST | 12 | |
ChainiPRO_0000028037 | 45 – 322 | Prostasin heavy chainAdd BLAST | 278 | |
PropeptideiPRO_0000028038 | 323 – 342 | By similarityAdd BLAST | 20 |
Amino acid modifications
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Disulfide bondi | 37 ↔ 154 | Interchain (between light and heavy chains)PROSITE-ProRule annotation | ||
Disulfide bondi | 70 ↔ 86 | PROSITE-ProRule annotation | ||
Glycosylationi | 159 | N-linked (GlcNAc...) asparagineSequence analysis | 1 | |
Disulfide bondi | 168 ↔ 244 | PROSITE-ProRule annotation | ||
Disulfide bondi | 201 ↔ 223 | PROSITE-ProRule annotation | ||
Disulfide bondi | 234 ↔ 262 | PROSITE-ProRule annotation |
Keywords - PTMi
Disulfide bond, Glycoprotein, ZymogenProteomic databases
PaxDbi | Q9ES87 |
PTM databases
GlyGeni | Q9ES87, 1 site |
Interactioni
Subunit structurei
Heterodimer of two chains, light and heavy, held by a disulfide bond.
By similarityProtein-protein interaction databases
STRINGi | 10116.ENSRNOP00000026572 |
Family & Domainsi
Domains and Repeats
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Domaini | 45 – 286 | Peptidase S1PROSITE-ProRule annotationAdd BLAST | 242 |
Sequence similaritiesi
Belongs to the peptidase S1 family.PROSITE-ProRule annotation
Keywords - Domaini
Signal, Transmembrane, Transmembrane helixPhylogenomic databases
eggNOGi | KOG3627, Eukaryota |
InParanoidi | Q9ES87 |
OrthoDBi | 1314811at2759 |
PhylomeDBi | Q9ES87 |
Family and domain databases
CDDi | cd00190, Tryp_SPc, 1 hit |
Gene3Di | 2.40.10.10, 2 hits |
InterProi | View protein in InterPro IPR009003, Peptidase_S1_PA IPR043504, Peptidase_S1_PA_chymotrypsin IPR001314, Peptidase_S1A IPR001254, Trypsin_dom IPR018114, TRYPSIN_HIS IPR033116, TRYPSIN_SER |
Pfami | View protein in Pfam PF00089, Trypsin, 1 hit |
PRINTSi | PR00722, CHYMOTRYPSIN |
SMARTi | View protein in SMART SM00020, Tryp_SPc, 1 hit |
SUPFAMi | SSF50494, SSF50494, 1 hit |
PROSITEi | View protein in PROSITE PS50240, TRYPSIN_DOM, 1 hit PS00134, TRYPSIN_HIS, 1 hit PS00135, TRYPSIN_SER, 1 hit |
(1+)i Sequence
Sequence statusi: Complete.
: The displayed sequence is further processed into a mature form. Sequence processingi
This entry has 1 described isoform and 1 potential isoform that is computationally mapped.Show allAlign All
Q9ES87-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
MALRVGLGLG QLEALFVLLL IGLLQSRIGA DGTEASCGAV IQPRITGGGS
60 70 80 90 100
AKPGQWPWQV SITYNGVHVC GGSLVSNQWV VSAAHCFPRE HSKEEYEVKL
110 120 130 140 150
GAHQLDSFSN DIVVHTVAQI ISHSSYREEG SQGDIALIRL SSPVTFSRYI
160 170 180 190 200
RPICLPAANA SFPNGLHCTV TGWGHVAPSV SLQTPRPLQQ LEVPLISRET
210 220 230 240 250
CSCLYNINAV PEEPHTIQQD MLCAGYVKGG KDACQGDSGG PLSCPIDGLW
260 270 280 290 300
YLAGIVSWGD ACGAPNRPGV YTLTSTYASW IHHHVAELQP RVVPQTQESQ
310 320 330 340
PDGHLCNHHP VFNLAAAQKL SRPILFLPLS LTLGLFSLWL EH
Computationally mapped potential isoform sequencesi
There is 1 potential isoform mapped to this entry.BLASTAlignShow allAdd to basketF1MA37 | F1MA37_RAT | Prostasin | Prss8 | 342 | Annotation score: |
Experimental Info
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Sequence conflicti | 17 | V → I in BAB20281 (PubMed:11373334).Curated | 1 | |
Sequence conflicti | 292 | V → A in BAB20281 (PubMed:11373334).Curated | 1 |
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | AB017638 mRNA Translation: BAB20281.1 AF202076 mRNA Translation: AAG32641.1 BC061800 mRNA Translation: AAH61800.1 |
RefSeqi | NP_620191.1, NM_138836.1 |
Genome annotation databases
GeneIDi | 192107 |
KEGGi | rno:192107 |
UCSCi | RGD:619973, rat |
Similar proteinsi
Cross-referencesi
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | AB017638 mRNA Translation: BAB20281.1 AF202076 mRNA Translation: AAG32641.1 BC061800 mRNA Translation: AAH61800.1 |
RefSeqi | NP_620191.1, NM_138836.1 |
3D structure databases
SMRi | Q9ES87 |
ModBasei | Search... |
Protein-protein interaction databases
STRINGi | 10116.ENSRNOP00000026572 |
Protein family/group databases
MEROPSi | S01.159 |
PTM databases
GlyGeni | Q9ES87, 1 site |
Proteomic databases
PaxDbi | Q9ES87 |
Genome annotation databases
GeneIDi | 192107 |
KEGGi | rno:192107 |
UCSCi | RGD:619973, rat |
Organism-specific databases
CTDi | 5652 |
RGDi | 619973, Prss8 |
Phylogenomic databases
eggNOGi | KOG3627, Eukaryota |
InParanoidi | Q9ES87 |
OrthoDBi | 1314811at2759 |
PhylomeDBi | Q9ES87 |
Miscellaneous databases
PROi | PR:Q9ES87 |
Family and domain databases
CDDi | cd00190, Tryp_SPc, 1 hit |
Gene3Di | 2.40.10.10, 2 hits |
InterProi | View protein in InterPro IPR009003, Peptidase_S1_PA IPR043504, Peptidase_S1_PA_chymotrypsin IPR001314, Peptidase_S1A IPR001254, Trypsin_dom IPR018114, TRYPSIN_HIS IPR033116, TRYPSIN_SER |
Pfami | View protein in Pfam PF00089, Trypsin, 1 hit |
PRINTSi | PR00722, CHYMOTRYPSIN |
SMARTi | View protein in SMART SM00020, Tryp_SPc, 1 hit |
SUPFAMi | SSF50494, SSF50494, 1 hit |
PROSITEi | View protein in PROSITE PS50240, TRYPSIN_DOM, 1 hit PS00134, TRYPSIN_HIS, 1 hit PS00135, TRYPSIN_SER, 1 hit |
ProtoNeti | Search... |
MobiDBi | Search... |
Entry informationi
Entry namei | PRSS8_RAT | |
Accessioni | Q9ES87Primary (citable) accession number: Q9ES87 Secondary accession number(s): Q6GSY8, Q9ER01 | |
Entry historyi | Integrated into UniProtKB/Swiss-Prot: | April 27, 2001 |
Last sequence update: | May 1, 2007 | |
Last modified: | December 2, 2020 | |
This is version 119 of the entry and version 3 of the sequence. See complete history. | ||
Entry statusi | Reviewed (UniProtKB/Swiss-Prot) | |
Annotation program | Chordata Protein Annotation Program |
Miscellaneousi
Keywords - Technical termi
Reference proteomeDocuments
- Peptidase families
Classification of peptidase families and list of entries - SIMILARITY comments
Index of protein domains and families