General Information

  • ID:  hor004480
  • Uniprot ID:  P81740
  • Protein name:  Tachykinin-related peptide 8
  • Gene name:  NA
  • Organism:  Rhyparobia maderae (Madeira cockroach) (Leucophaea maderae)
  • Family:  Tachykinin family
  • Source:  animal
  • Expression:  Brain.
  • Disease:  NA
  • Comments:  NA
  • Taxonomy:  Rhyparobia (genus), Oxyhaloinae (subfamily), Blaberidae (family), Blaberoidea (superfamily), Blattodea (order), Dictyoptera (superorder), Polyneoptera (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:  NA
  • GO BP:  GO:0007218 neuropeptide signaling pathway
  • GO CC:  GO:0005576 extracellular region

Sequence Information

  • Sequence:  GPSMGFHGMR
  • Length:  10
  • Propeptide:  GPSMGFHGMR
  • Signal peptide:  NA
  • Modification:  T10 Arginine amide
  • Glycosylation:  NA
  • Mutagenesis:  NA

Activity

  • Function:  Myoactive peptide. Increases the amplitude and frequency of spontaneous contractions and tonus of hindgut muscle.
  • 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)
    •    hor004480_AF2.pdbhor004480_ESM.pdb

Physical Information

Mass: 123696 Formula: C45H69N15O12S2
Absent amino acids: ACDEIKLNQTVWY Common amino acids: G
pI: 10.55 Basic residues: 2
Polar residues: 4 Hydrophobic residues: 1
Hydrophobicity: -47 Boman Index: -1248
Half-Life: 30 hour Half-Life Yeast: >20 hour
Half-Life E.Coli: >10 hour Aliphatic Index 0
Instability Index: 1035 Extinction Coefficient cystines: 0
Absorbance 280nm: 0

Literature

  • PubMed ID:  9114447
  • Title:  Seven Tachykinin-Related Peptides Isolated From the Brain of the Madeira Cockroach: Evidence for Tissue-Specific Expression of Isoforms