General Information

  • ID:  hor004106
  • Uniprot ID:  P82692
  • Protein name:  Pyrokinin-2
  • Gene name:  NA
  • Organism:  Periplaneta americana (American cockroach) (Blatta americana)
  • Family:  Pyrokinin family
  • Source:  animal
  • Expression:  Corpora cardiaca.
  • Disease:  NA
  • Comments:  NA
  • Taxonomy:  Periplaneta (genus), Blattinae (subfamily), Blattidae (family), Blattoidea (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:  SPPFAPRL
  • Length:  8(1-8)
  • Propeptide:  SPPFAPRL
  • Signal peptide:  NA
  • Modification:  T8 Leucine amide
  • Glycosylation:  NA
  • Mutagenesis:  NA

Activity

  • Function:  Mediates visceral muscle contractile activity
  • Mechanism:  NA
  • Cross BBB:  NO
  • 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)
  •    hor004106_AF2.pdbhor004106_ESM.pdb

Physical Information

Mass: 100907 Formula: C42H65N11O10
Absent amino acids: CDEGHIKMNQTVWY Common amino acids: P
pI: 10.55 Basic residues: 1
Polar residues: 1 Hydrophobic residues: 3
Hydrophobicity: -21.25 Boman Index: -861
Half-Life: 1.9 hour Half-Life Yeast: >20 hour
Half-Life E.Coli: >10 hour Aliphatic Index 61.25
Instability Index: 12647.5 Extinction Coefficient cystines: 0
Absorbance 280nm: 0

Literature

  • PubMed ID:  9210163
  • Title:  Isolation and structural elucidation of two pyrokinins from the retrocerebral complex of the American cockroach.