General Information

  • ID:  hor002133
  • Uniprot ID:  P01328
  • Protein name:  Insulin B chain
  • Gene name:  INS
  • Organism:  Hystrix cristata (North African crested porcupine)
  • Family:  Insulin family
  • Source:  animal
  • Expression:  NA
  • Disease:  NA
  • Comments:  NA
  • Taxonomy:  Hystrix (genus), Hystricidae (family), Hystricomorpha (suborder), Rodentia (order), Glires, Euarchontoglires (superorder), Boreoeutheria, Eutheria, Theria, Mammalia (class), Amniota, Tetrapoda, Dipnotetrapodomorpha, Sarcopterygii (superclass), Euteleostomi, Teleostomi, Gnathostomata, Vertebrata, Craniata (subphylum), Chordata (phylum), Deuterostomia, Bilateria, Eumetazoa, Metazoa (kingdom), Opisthokonta, Eukaryota (superkingdom), cellular organisms
  • GO MF:  GO:0005179 hormone activity
  • GO BP:  GO:0005975 carbohydrate metabolic process; GO:0006006 glucose metabolic process; GO:0007165 signal transduction
  • GO CC:  GO:0005576 extracellular region

Sequence Information

  • Sequence:  FVNQHLCGSHLVEALYLVCGNDGFFYRPKA
  • Length:  30
  • Propeptide:  FVNQHLCGSHLVEALYLVCGNDGFFYRPKAGIVDQCCTGVCSLYQLQNYCN
  • Signal peptide:  NA
  • Modification:  NA
  • Glycosylation:  NA
  • Mutagenesis:  NA

Activity

  • Function:  Insulin decreases blood glucose concentration. It increases cell permeability to monosaccharides, amino acids and fatty acids. It accelerates glycolysis, the pentose phosphate cycle, and glycogen synthesis in liver.
  • 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-P01328-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)
    •    hor002133_AF2.pdbhor002133_ESM.pdb

Physical Information

Mass: 391637 Formula: C156H229N41O41S2
Absent amino acids: IMTW Common amino acids: L
pI: 7.42 Basic residues: 4
Polar residues: 10 Hydrophobic residues: 12
Hydrophobicity: 21 Boman Index: -1808
Half-Life: 1.1 hour Half-Life Yeast: 3 min
Half-Life E.Coli: 2 min Aliphatic Index 87.67
Instability Index: 1597.33 Extinction Coefficient cystines: 3105
Absorbance 280nm: 107.07

Literature

  • PubMed ID:  6995860
  • Title:  A monomeric insulin from the porcupine (Hystrix cristata), an Old World hystricomorph.