General Information

  • ID:  hor002085
  • Uniprot ID:  P13190
  • Protein name:  Insulin B chain
  • Gene name:  INS
  • Organism:  Callorhinchus milii (Ghost shark)
  • Family:  Insulin family
  • Source:  Animal
  • Expression:  NA
  • Disease:  NA
  • Comments:  NA
  • Taxonomy:  Callorhinchus (genus), Callorhinchidae (family), Chimaeriformes (order), Holocephali (subclass), Chondrichthyes (class), 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:  VPTQRLCGSHLVDALYFVCGERGFFYSPKQI
  • Length:  31(1-31)
  • Propeptide:  VPTQRLCGSHLVDALYFVCGERGFFYSPKQIRDVGPLSAFRDLEPPLDTEMEDRFPYRQQLAGSKMKRGIVEQCCHNTCSLVNLEGYCN
  • 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:  insr
  • Target Unid:   A0A4W3HGM8
  • IC50:  NA
  • EC50:  NA
  • ED50:  NA
  • Kd:  NA
  • Half life:  NA

Structure

  • Disulfide bond:  NA
  • Structure ID:  AF-P13190-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)
    •    hor002085_AF2.pdbhor002085_ESM.pdb

Physical Information

Mass: 406738 Formula: C162H244N42O43S2
Absent amino acids: MNW Common amino acids: FGLV
pI: 8.22 Basic residues: 4
Polar residues: 10 Hydrophobic residues: 11
Hydrophobicity: 13.87 Boman Index: -2838
Half-Life / Aliphatic Index: 100 hour Aliphatic Index: 81.61
Instability Index: 3576.77 Extinction Coefficient cystines: 3105
Absorbance 280nm: 103.5

Literature

  • PubMed ID:  2690815
  • Title:  Isolation and structural characterization of insulin and glucagon from the holocephalan species Callorhynchus milii (elephantfish).