General Information

  • ID:  hor000156
  • Uniprot ID:  Q2L9W6
  • Protein name:  CPRP[18-28]
  • Gene name:  chh
  • Organism:  Callinectes sapidus (Blue crab)
  • Family:  Arthropod CHH/MIH/GIH/VIH hormone family
  • Source:  Animal
  • Expression:  sinus gland
  • Disease:  NA
  • Comments:  NA
  • Taxonomy:  Callinectes (genus), Portuninae (subfamily), Portunidae (family), Portunoidea (superfamily), Heterotremata, Eubrachyura, Brachyura (infraorder), Pleocyemata (suborder), Decapoda (order), Eucarida (superorder), Eumalacostraca (subclass), Malacostraca (class), Multicrustacea (superclass), Crustacea (subphylum), Pancrustacea, Mandibulata, Arthropoda (phylum), Panarthropoda, Ecdysozoa, Protostomia, Bilateria, Eumetazoa, Metazoa (kingdom), Opisthokonta, Eukaryota (superkingdom), cellular organisms
  • GO MF:  GO:0005179 hormone activity; GO:0005184 neuropeptide hormone activity
  • GO BP:  GO:0007218 neuropeptide signaling pathway
  • GO CC:  GO:0005576 extracellular region

Sequence Information

  • Sequence:  SDTVTPLRGFE
  • Length:  11(44-54)
  • Propeptide:  MQSIKTVCQITLLVTCMMATLSYTHARSAEGLGRMGRLLASLKSDTVTPLRGFEGETGHPLEKRQIYDSSCKGVYDRAIFNELEHVCDDCYNLYRNSRVASGCRENCFDNMMFETCVQELFYPEDMLLVRDAIRG
  • Signal peptide:  MQSIKTVCQITLLVTCMMATLSYTHA
  • Modification:  NA
  • Glycosylation:  NA
  • Mutagenesis:  NA

Activity

  • Function:  NA
  • 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-Q2L9W6-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)
    •    hor000156_AF2.pdbhor000156_ESM.pdb

Physical Information

Mass: 139987 Formula: C53H84N14O19
Absent amino acids: ACHIKMNQWY Common amino acids: T
pI: 4.18 Basic residues: 1
Polar residues: 4 Hydrophobic residues: 3
Hydrophobicity: -44.55 Boman Index: -2611
Half-Life / Aliphatic Index: 1.9 hour Aliphatic Index: 61.82
Instability Index: -250 Extinction Coefficient cystines: 0
Absorbance 280nm: 0

Literature

  • PubMed ID:  21740068
  • Title:  Discovery and Characterization of the Crustacean Hyperglycemic Hormone Precursor Related Peptides (CPRP) and Orcokinin Neuropeptides in the Sinus Glands of the Blue Crab?Callinectes sapidus?Using Multiple Tandem Mass Spectrometry Techniques