General Information

  • ID:  hor004830
  • Uniprot ID:  P85106
  • Protein name:  Neuropeptide F
  • Gene name:  N/A
  • Organism:  Helicoverpa zea (Corn earworm moth) (Heliothis zea)
  • Family:  NPY family
  • Source:  Animal
  • Expression:  Expressed in the hemolymph, midgut and brain.
  • Disease:  NA
  • Comments:  NA
  • Taxonomy:  Helicoverpa (genus), Heliothinae (subfamily), Noctuidae (family), Noctuoidea (superfamily), Obtectomera, Ditrysia, Heteroneura (parvorder), Neolepidoptera (infraorder), Glossata (suborder), Lepidoptera (order), Amphiesmenoptera (superorder), Endopterygota (cohort), Neoptera (infraclass), Pterygota (subclass), Dicondylia, Insecta (class), Hexapoda (subphylum), Pancrustacea, Mandibulata, Arthropoda (phylum), Panarthropoda, Ecdysozoa, Protostomia, Bilateria, Eumetazoa, Metazoa (kingdom), Opisthokonta, Eukaryota (superkingdom), cellular organisms
  • GO MF:  GO:0005179 hormone activity
  • GO BP:  GO:0007218 neuropeptide signaling pathway; GO:0007586 digestion
  • GO CC:  GO:0005576 extracellular region

Sequence Information

  • Sequence:  QAARPRF
  • Length:  7(1-7)
  • Propeptide:  QAARPRF
  • Signal peptide:  NA
  • Modification:  T7 Phenylalanine amide
  • Glycosylation:  NA
  • Mutagenesis:  NA

Activity

  • Function:  An integral part of the sensory system that mediates food signaling, providing the neural basis for the regulation of food response; coordinates larval foraging and social behavior changes during development. May have a hormonal role in females.
  • 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)
    •    hor004830_AF2.pdbhor004830_ESM.pdb

Physical Information

Mass: 95217 Formula: C37H60N14O9
Absent amino acids: CDEGHIKLMNSTVWY Common amino acids: AR
pI: 12.5 Basic residues: 2
Polar residues: 0 Hydrophobic residues: 3
Hydrophobicity: -110 Boman Index: -2878
Half-Life / Aliphatic Index: 0.8 hour Aliphatic Index: 28.57
Instability Index: 2531.43 Extinction Coefficient cystines: 0
Absorbance 280nm: 0

Literature

  • PubMed ID:  9692236
  • Title:  RF-amide peptides isolated from the midgut of the corn earworm, Helicoverpa zea, resemble pancreatic polypeptide.