General Information

  • ID:  hor002123
  • Uniprot ID:  P22969
  • Protein name:  Relaxin B chain
  • Gene name:  RLN
  • Organism:  Equus caballus (Horse)
  • Family:  Insulin family
  • Source:  animal
  • Expression:  NA
  • Disease:  NA
  • Comments:  NA
  • Taxonomy:  Equus (genus), Equidae (family), Perissodactyla (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 BP:  GO:0007165 signal transduction
  • GO CC:  GO:0005576 extracellular region

Sequence Information

  • Sequence:  QKPDDVIKACGRELARLRIEICGSLSWK
  • Length:  28
  • Propeptide:  MRRLFLSHVLGAWLLLSQLPRELSGQKPDDVIKACGRELARLRIEICGSLSWKKTVLRLEEPGLEAGQPVEIVSSSISKDAEALNTKLGLNSNLPKEQKATLSERQPSWRELLQQPALKDSNLNLEEFEETILKTQSEVEDDSLSELKNLGLDKHSRKKRMIQLSHKCCYWGCTRKELARQC
  • Signal peptide:  MRRLFLSHVLGAWLLLSQLPRELSG
  • Modification:  T1 Pyrrolidone carboxylic acid
  • Glycosylation:  NA
  • Mutagenesis:  NA

Activity

  • Function:  Relaxin is an ovarian hormone that acts with estrogen to produce dilatation of the birth canal in many mammals.
  • 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-P22969-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)
  •    hor002123_AF2.pdbhor002123_ESM.pdb

Physical Information

Mass: 366755 Formula: C138H234N42O40S2
Absent amino acids: FHMNTY Common amino acids: IKLR
pI: 8.81 Basic residues: 6
Polar residues: 6 Hydrophobic residues: 10
Hydrophobicity: -35.36 Boman Index: -6086
Half-Life: 0.8 hour Half-Life Yeast: 10 min
Half-Life E.Coli: >10 hour Aliphatic Index 101.07
Instability Index: 4636.79 Extinction Coefficient cystines: 5625
Absorbance 280nm: 208.33

Literature

  • PubMed ID:  2055195
  • Title:  Affinity purification and sequence determination of equine relaxin.