General Information

  • ID:  hor004924
  • Uniprot ID:  P81626
  • Protein name:  Hypertrehalosaemic hormone
  • Gene name:  NA
  • Organism:  Locusta migratoria (Migratory locust)
  • Family:  AKH/HRTH/RPCH family
  • Source:  Animal
  • Expression:  Synthesized in the neurosecretory cells of the brain, and transported to the storage lobe of the corpora cardiaca.
  • Disease:  NA
  • Comments:  NA
  • Taxonomy:  Locusta (genus), Oedipodinae (subfamily), Acrididae (family), Acridoidea (superfamily), Acridomorpha, Acrididea (infraorder), Caelifera (suborder), Orthoptera (order), 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:  GO:0005179 hormone activity
  • GO BP:  GO:0007218 neuropeptide signaling pathway
  • GO CC:  GO:0005576 extracellular region

Sequence Information

  • Sequence:  QVTFSRDWSP
  • Length:  10(1-10)
  • Propeptide:  QVTFSRDWSP
  • Signal peptide:  NA
  • Modification:  T1 Pyrrolidone carboxylic acid;T10 Proline amide
  • Glycosylation:  NA
  • Mutagenesis:  NA

Activity

  • Function:  The in vivo function of this peptide is unknown. Has no adipokinetic or hypertrehalosaemic activity in locusts. Has hypertrehalosaemic activity in the cockcroach P.americana.
  • 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)
  •    hor004924_AF2.pdbhor004924_ESM.pdb

Physical Information

Mass: 138302 Formula: C55H79N15O17
Absent amino acids: ACEGHIKLMNY Common amino acids: S
pI: 6.34 Basic residues: 1
Polar residues: 3 Hydrophobic residues: 3
Hydrophobicity: -93 Boman Index: -2920
Half-Life: 0.8 hour Half-Life Yeast: 10 min
Half-Life E.Coli: >10 hour Aliphatic Index 29
Instability Index: 6851 Extinction Coefficient cystines: 5500
Absorbance 280nm: 611.11

Literature

  • PubMed ID:  10214953
  • Title:  Locust corpora cardiaca contain an inactive adipokinetic hormone.