General Information

  • ID:  hor005941
  • Uniprot ID:  P11885
  • Protein name:  Melanotropin beta
  • Gene name:  pomc
  • Organism:  Lithobates catesbeianus (American bullfrog) (Rana catesbeiana)
  • Family:  POMC family
  • Source:  animal
  • Expression:  NA
  • Disease:  NA
  • Comments:  NA
  • Taxonomy:   Lithobates (genus), Ranidae (family), Ranoidea (superfamily), Neobatrachia (suborder), 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:  GRKYKMHHFRWEGPPKD
  • Length:  17
  • Propeptide:  MLQPVWHACILAILGVFIFHVGEVRSQCWESNKCTDLSSEDGILECIKACKMDLSAESPVFPGNGHIQPLSENIRKYVMSHFRWNKFGRRNSTSNDNNNNNGGYKREDIANYPILNLFLGSDNQNTQEGIMEDDALDRQDSKRSYSMEHFRWGKPVGKKRRPIKVFPTDAEEESSESFPIELRRELSLEFDYPDTNSEEELDNGELLEGPVKKGRKYKMHHFRWEGPPKDKRYGGFMTPERSQTPLMTLFKNAIIKNAHKKGQ
  • Signal peptide:  MLQPVWHACILAILGVFIFHVGEVRS
  • Modification:  NA
  • Glycosylation:  NA
  • Mutagenesis:  NA

Activity

  • Function:  [Corticotropin]: Stimulates the adrenal glands to release cortisol.; [Melanocyte-stimulating hormone alpha]: Anorexigenic peptide. Increases the pigmentation of skin by increasing melanin production in melanocytes.; [Melanocyte-stimulating hormone beta]: Increases the pigmentation of skin by increasing melanin production in melanocytes.; [Beta-endorphin]: Endogenous orexigenic opiate.; [Met-enkephalin]: Endogenous opiate.
  • 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-P11885-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)
    •    hor005941_AF2.pdbhor005941_ESM.pdb

Physical Information

Mass: 245505 Formula: C99H145N31O23S
Absent amino acids: ACILNQSTV Common amino acids: K
pI: 10.63 Basic residues: 7
Polar residues: 3 Hydrophobic residues: 2
Hydrophobicity: -209.41 Boman Index: -6194
Half-Life: 30 hour Half-Life Yeast: >20 hour
Half-Life E.Coli: >10 hour Aliphatic Index 0
Instability Index: 10120.59 Extinction Coefficient cystines: 6990
Absorbance 280nm: 436.88

Literature

  • PubMed ID:  2788269
  • Title:  Nucleotide sequence of bullfrog pro-opiomelanocortin cDNA.
  • PubMed ID:  1331997
  • Title:  Purification and characterization of joining peptide and N-terminal peptide of proopiomelanocortin from the pars distalis of the bullfrog pituitary.