General Information

  • ID:  hor003930
  • Uniprot ID:  P06298
  • Protein name:  Melanocyte-stimulating hormone beta
  • Gene name:  pomc-a
  • Organism:  Xenopus laevis (African clawed frog)
  • Family:  POMC family
  • Source:  animal
  • Expression:  NA
  • Disease:  NA
  • Comments:  NA
  • Taxonomy:  Xenopus (subgenus), Xenopus (genus), Xenopodinae (subfamily), Pipidae (family), Pipoidea (superfamily), Anura (order), Batrachia (superorder), Amphibia (class), 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:0007218 neuropeptide signaling pathway
  • GO CC:  GO:0005576 extracellular region

Sequence Information

  • Sequence:  NGNYRMHHFRWGSPPKD
  • Length:  17
  • Propeptide:  MFRPLWGCFLAILGICIFHIGEVQSQCWESSRCADLSSEDGVLECIKACKTDLSAESPVFPGNGHLQPLSESIRKYVMTHFRWNKFGRRNSTGNDGSNTGYKREDISSYPVFSLFPLSDQNAPGDNMEEEPLDRQENKRAYSMEHFRWGKPVGRKRRPIKVYPNGVEEESAESYPMELRRELSLELDYPEIDLDEDIEDNEVESALTKKNGNYRMHHFRWGSPPKDKRYGGFMTPERSQTPLMTLFKNAIIKNSHKKGQ
  • Signal peptide:  MFRPLWGCFLAILGICIFHIGEVQS
  • Modification:  NA
  • Glycosylation:  NA
  • Mutagenesis:  NA

Activity

  • Function:  Increases the pigmentation of skin by increasing melanin production in melanocytes.
  • 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-P06298-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)
    •    hor003930_AF2.pdbhor003930_ESM.pdb

Physical Information

Mass: 238487 Formula: C93H131N31O24S
Absent amino acids: ACEILQTV Common amino acids: GHNPR
pI: 10.45 Basic residues: 5
Polar residues: 6 Hydrophobic residues: 2
Hydrophobicity: -188.82 Boman Index: -6071
Half-Life: 1.4 hour Half-Life Yeast: 3 min
Half-Life E.Coli: >10 hour Aliphatic Index 0
Instability Index: 7799.41 Extinction Coefficient cystines: 6990
Absorbance 280nm: 436.88

Literature

  • PubMed ID:  2564347
  • Title:  Particular Processing of Pro-Opiomelanocortin in Xenopus Laevis Intermediate Pituitary. Sequencing of Alpha- And Beta-Melanocyte-Stimulating Hormones