General Information

  • ID:  hor001747
  • Uniprot ID:  P41874
  • Protein name:  FMRFamide-like neuropeptide PF3
  • Gene name:  NA
  • Organism:  Panagrellus redivivus (Microworm)
  • Family:  FARP (FMRFamide related peptide) family
  • Source:  animal
  • Expression:  NA
  • Disease:  NA
  • Comments:  NA
  • Taxonomy:  Panagrellus (genus), Panagrolaimidae (family), Panagrolaimoidea (superfamily), Panagrolaimomorpha (infraorder), Tylenchina (suborder), Rhabditida (order), Chromadorea (class), Nematoda (phylum), Ecdysozoa, Protostomia, Bilateria, Eumetazoa, Metazoa (kingdom), Opisthokonta, Eukaryota (superkingdom), cellular organisms
  • GO MF:  NA
  • GO BP:  GO:0007218 neuropeptide signaling pathway
  • GO CC:  GO:0005576 extracellular region

Sequence Information

  • Sequence:  KSAYMRF
  • Length:  7
  • Propeptide:  KSAYMRF
  • Signal peptide:  NA
  • Modification:  T7 Phenylalanine amide
  • Glycosylation:  NA
  • Mutagenesis:  NA

Activity

  • Function:  Myoactive; induces a rapid concentration-dependent muscle tension increase.
  • 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:  NA

  • 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)
    •    hor001747_AF2.pdbhor001747_ESM.pdb

Physical Information

Mass: 100927 Formula: C41H63N11O10S
Absent amino acids: CDEGHILNPQTVW Common amino acids: AFKMRSY
pI: 10.45 Basic residues: 2
Polar residues: 2 Hydrophobic residues: 2
Hydrophobicity: -57.14 Boman Index: -1687
Half-Life: 1.3 hour Half-Life Yeast: 3 min
Half-Life E.Coli: 2 min Aliphatic Index 14.29
Instability Index: 6057.14 Extinction Coefficient cystines: 1490
Absorbance 280nm: 248.33

Literature

  • PubMed ID:  8179635
  • Title:  KSAYMRFamide: a novel FMRFamide-related heptapeptide from the free-living nematode, Panagrellus redivivus, which is myoactive in the parasitic nematode, Ascaris suum.