General Information

  • ID:  hor000339
  • Uniprot ID:  Q94742
  • Protein name:  Scg-AST-8
  • Gene name:  NA
  • Organism:  Schistocerca gregaria (Desert locust) (Gryllus gregarius)
  • Family:  Allatostatin family
  • Source:  animal
  • Expression:  NA
  • Disease:  NA
  • Comments:  NA
  • Taxonomy:  Schistocerca (genus), Cyrtacanthacridinae (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:  NA
  • GO BP:  NA
  • GO CC:  NA

Sequence Information

  • Sequence:  EGRMYSFGL
  • Length:  9(234-242)
  • Propeptide:  MGMTSRSSSSEAARLPLPALVLLLLCTSPATPQEVPGDAMTGGGPASAPVSTASEAAAASPPGSASTGAAPMDAESEYDLYKRLCDFGVGKRAYTYVSEYKRLPVYNFGLGKRATGAASLYSFGLGKRGPRTYSFGLGKRGDDEPNDYSEQELFADVDGDSEDALPVAVEADERELPEAAEEEMPGVFTELMDKRGRLYSFGLGKRARPYSFGLGKRAGPAPSRLYSFGLGKREGRMYSFGLGKRPLYGGDRRFS
  • Signal peptide:  MGMTSRSSSSEAARLPLPALVLLLLCTSPATP
  • Modification:  NA
  • Glycosylation:  NA
  • Mutagenesis:  NA

Activity

  • Function:  It show potent inhibitory effects on juvenile hormone (JH) biosynthesis by corpora allata (CA) of the cockroach Diploptera punctata
  • 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:  AF-Q94742-F1(AlphaFold_DB_ID)

  • 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)
    •    hor000339_AF2.pdbhor000339_ESM.pdb

Physical Information

Mass: 120207 Formula: C47H70N12O14S
Absent amino acids: ACDHIKNPQTVW Common amino acids: G
pI: 6.4 Basic residues: 1
Polar residues: 4 Hydrophobic residues: 2
Hydrophobicity: -26.67 Boman Index: -1314
Half-Life: 1 hour Half-Life Yeast: 30 min
Half-Life E.Coli: >10 hour Aliphatic Index 43.33
Instability Index: 3520 Extinction Coefficient cystines: 1490
Absorbance 280nm: 186.25

Literature

  • PubMed ID:  8902848
  • Title:  Isolation and Characterization of Eight Myoinhibiting Peptides From the Desert Locust, Schistocerca Gregaria: New Members of the Cockroach Allatostatin Family