TCDB is operated by the Saier Lab Bioinformatics Group
« See all members of the family


1.C.16.1.3
Xenopsin precursor

Accession Number:P07198
Protein Name:XENO
Length:81
Molecular Weight:8962.00
Species:Xenopus laevis (African clawed frog) [8355]
Number of TMSs:1
Location1 / Topology2 / Orientation3: Secreted1
Substrate electrolytes, small molecules, water

Cross database links:

RefSeq: NP_001079056.1   
Entrez Gene ID: 373587   
KEGG: xla:373587   

Gene Ontology

GO:0005576 C:extracellular region
GO:0042742 P:defense response to bacterium
GO:0050880 P:regulation of blood vessel size

References (5)

[1] “Xenopsin: the neurotensin-like octapeptide from Xenopus skin at the carboxyl terminus of its precursor.”  Sures I.et.al.   6582494
[2] “Levitide, a neurohormone-like peptide from the skin of Xenopus laevis. Peptide and peptide precursor cDNA sequences.”  Poulter L.et.al.   2830279
[3] “The genes for the frog skin peptides GLa, xenopsin, levitide and caerulein contain a homologous export exon encoding a signal sequence and part of an amphiphilic peptide.”  Kuchler K.et.al.   2465151
[4] “Antimicrobial peptides in the stomach of Xenopus laevis.”  Moore K.S.et.al.   1717472
[5] “Isolation and structure of a new active peptide 'Xenopsin' on the smooth muscle, especially on a strip of fundus from a rat stomach, from the skin of Xenopus laevis.”  Araki K.et.al.   4783175

External Searches:

  • Search: DB with
  • BLAST ExPASy (Swiss Institute of Bioinformatics (SIB) BLAST)
  • CDD Search (Conserved Domain Database)
  • Search COGs (Clusters of Orthologous Groups of proteins)
  • 2° Structure (Network Protein Sequence Analysis)

Analyze:

Predict TMSs (Predict number of transmembrane segments)
Window Size: Angle:  
Window Size: Angle:  
FASTA formatted sequence
1:	MYKGIFLCVL LAVICANSLA TPSSDADEDN DEVERYVRGW ASKIGQTLGK IAKVGLKELI 
61:	QPKREAMLRS AEAQGKRPWI L