General Information

  • ID:  hor000974
  • Uniprot ID:  P01356
  • Protein name:  Cholecystokinin-33
  • Gene name:  CCK
  • Organism:  Sus scrofa (Pig)
  • Family:  Gastrin/cholecystokinin family
  • Source:  animal
  • Expression:  Synthesized in both cerebral cortex and duodenal mucosa.
  • Disease:  NA
  • Comments:  NA
  • Taxonomy:  Sus (genus), Suidae (family), Suina (suborder), Artiodactyla (order), Laurasiatheria (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:0005184 neuropeptide hormone activity; GO:0051428 peptide hormone receptor binding
  • GO BP:  GO:0001764 neuron migration; GO:0007165 signal transduction; GO:0007409 axonogenesis; GO:0007586 digestion; GO:0042755 eating behavior
  • GO CC:  GO:0005576 extracellular region; GO:0005615 extracellular space; GO:0030424 axon

Sequence Information

  • Sequence:  KAPSGRVSMIKNLQSLDPSHRISDRDYMGWMDF
  • Length:  33
  • Propeptide:  MNGGLCLCVLMAVLAAGTLAQPVPPADSAVPGAQEEEAHRRQLRAVQKVDGESRAHLGALLARYIQQARKAPSGRVSMIKNLQSLDPSHRISDRDYMGWMDFGRRSAEEYEYTS
  • Signal peptide:  MNGGLCLCVLMAVLAAGTLA
  • Modification:  T27 Sulfotyrosine;T33 Phenylalanine amide
  • Glycosylation:  NA
  • Mutagenesis:  NA

Activity

  • Function:  This peptide hormone induces gall bladder contraction and the release of pancreatic enzymes in the gut.Binding to CCK-A receptors stimulates amylase release from the pancreas, binding to CCK-B receptors stimulates gastric acid secretion.
  • Mechanism:  NA
  • Cross BBB:  NA
  • Target:  CCKBR, CCKAR
  • Target Unid:  A0A287A2K5, I3LFK5
  • IC50: NA
  • EC50: NA
  • ED50: NA
  • kd: NA
  • Half life: NA

Structure

  • Disulfide bond:  NA
  • Structure ID:  AF-P01356-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)
    •    hor000974_AF2.pdbhor000974_ESM.pdb

Physical Information

Mass: 441033 Formula: C166H261N49O50S3
Absent amino acids: CET Common amino acids: S
pI: 9.26 Basic residues: 6
Polar residues: 9 Hydrophobic residues: 8
Hydrophobicity: -74.55 Boman Index: -8495
Half-Life: 1.3 hour Half-Life Yeast: 3 min
Half-Life E.Coli: 2 min Aliphatic Index 59.09
Instability Index: 6748.79 Extinction Coefficient cystines: 6990
Absorbance 280nm: 218.44

Literature

  • PubMed ID:  NA
  • Title:  NA