General Information

  • ID:  hor005806
  • Uniprot ID:  P35905
  • Protein name:  Fucilin gene-related peptide 2
  • Gene name:  NA
  • Organism:  Lissachatina fulica (Giant African land snail) (Achatina fulica)
  • Family:  NA
  • Source:  Animal
  • Expression:  Found in central ganglia and the ventricles and atria of the heart.
  • Disease:  NA
  • Comments:  NA
  • Taxonomy:  Lissachatina (genus), Achatinidae (family), Achatinoidea (superfamily), Helicina, Stylommatophora (order), Eupulmonata (superorder), Panpulmonata, Euthyneura, Heterobranchia (subclass), Gastropoda (class), Mollusca (phylum), Lophotrochozoa, Spiralia, Protostomia, Bilateria, Eumetazoa, Metazoa (kingdom), Opisthokonta, Eukaryota (superkingdom), cellular organisms
  • GO MF:  GO:0005179 hormone activity
  • GO BP:  GO:0007165 signal transduction
  • GO CC:  NA

Sequence Information

  • Sequence:  SYDFV
  • Length:  5(205-209)
  • Propeptide:  MQPTVLLILMTSCLTYQVIADKPKGNHLHSRPERSPIVLFSDAPHAAASPADENDNFPVLKTANQYEDNNSATFSHLEEKHDFAEKQSTGDDEESVILNRVTGEVLSDTVDGSQGHLEPKRFNEFVGKRNTLPEEAGSFDADSQPGSLDTVRILAGLSNFGQPQIIDQGNMKNHRTLKNMIHNLYNTMNEDEASKRQYEFVGKRSYDFVGKRTYDFLGKRSPYYFLGKRYDFIGKRSPYDFIGKKNYDFVGKRSP
  • Signal peptide:  MQPTVLLILMTSCLTYQ
  • Modification:  T5 Valine amide
  • Glycosylation:  NA
  • Mutagenesis:  NA

Activity

  • Function:  Potentiates tetanic contraction of the penis retractor muscle at very low concentrations, and also shows modulatory actions on the activity of the buccal and ventricular muscles and the central ganglionic neurons.
  • Mechanism:  NA
  • Cross BBB:  NA
  • Target:  NA
  • Target Unid:   NA
  • IC50:  NA
  • EC50:  NA
  • ED50:  NA
  • Kd:  NA
  • Half life:  NA

Structure

  • Disulfide bond:  NA
  • Structure ID:  AF-P35905-F1(AlphaFold_DB_ID)

  • Structure: (PDB_ID-from https://www.rcsb.org/; AlphaFold_DB_ID-from https://alphafold.ebi.ac.uk/; hordbxxxxxx_AF2.pdb was predicted structure by AlphaFold2; hordbxxxxxx_ESM.pdb was predicted structure by ESMFold)
    •    hor005806_AF2.pdbhor005806_ESM.pdb

Physical Information

Mass: 70119 Formula: C30H39N5O10
Absent amino acids: ACEGHIKLMNPQRTW Common amino acids: DFSVY
pI: 3.75 Basic residues: 0
Polar residues: 2 Hydrophobic residues: 2
Hydrophobicity: 28 Boman Index: -524
Half-Life / Aliphatic Index: 1.9 hour Aliphatic Index: 58
Instability Index: 4028 Extinction Coefficient cystines: 1490
Absorbance 280nm: 372.5

Literature

  • PubMed ID:  7722509
  • Title:  A novel cDNA sequence encoding the precursor of the D-amino acid-containing neuropeptide fulicin and multiple alpha-amidated neuropeptides from Achatina fulica.
  • PubMed ID:  1859408
  • Title:  Fulicin, a novel neuropeptide containing a D-amino acid residue isolated from the ganglia of