Identification
BMDB Protein ID BMDBP02669
Secondary Accession Numbers None
Name Kappa-type opioid receptor
Synonyms Not Available
Gene Name OPRK1
Protein Type Enzyme
Biological Properties
General Function Involved in kappa-opioid receptor activity
Specific Function G-protein coupled opioid receptor that functions as receptor for endogenous alpha-neoendorphins and dynorphins, but has low affinity for beta-endorphins. Also functions as receptor for various synthetic opioids and for the psychoactive diterpene salvinorin A. Ligand binding causes a conformation change that triggers signaling via guanine nucleotide-binding proteins (G proteins) and modulates the activity of down-stream effectors, such as adenylate cyclase. Signaling leads to the inhibition of adenylate cyclase activity. Inhibits neurotransmitter release by reducing calcium ion currents and increasing potassium ion conductance. Plays a role in the perception of pain. Plays a role in mediating reduced physical activity upon treatment with synthetic opioids. Plays a role in the regulation of salivation in response to synthetic opioids. May play a role in arousal and regulation of autonomic and neuroendocrine functions (By similarity).
Pathways Not Available
Reactions Not Available
GO Classification Not Available
Cellular Location Not Available
Gene Properties
Chromosome Location 14
Locus Not Available
SNPs OPRK1
Gene Sequence
>1143 bp
ATGGAGCCCCCAGTCCAGATCTTCCGCGGTGAGCCGGGCCCCACCTGCTCCCCGAGCACC
TGCCTGCCCCCCAACGGCAGCGGCTGGTTCCCGGGCTGGGCAGAGCCGGACGGTAACGGC
AGCGCGGGCTCGGAGGACGTGCTGCTGGAGCCAGCTCACATCTCCCCGGTCATCCTGGTC
ATCATCACGGCTGTCTACTCCGTGGTGTTCGTCGTGGGTTTGGTGGGCAACTCCCTGGTC
ATGTTCGTGATCATCCGATACACAAAGATGAAGACAGCAACCAACATCTATATCTTCAAC
CTGGCTTTGGCAGATGCACTGGTGACCACAACTATGCCCTTCCAGAGCACGGTCTATTTG
ATGAACTCCTGGCCCTTTGGGGATGTGCTGTGCAAGGTGGTCATCTCCATCGACTACTAC
AACATGTTCACCAGCATCTTCACCTTGACCATGATGAGTGTGGACCGTTACATCGCCGTG
TGCCACCCCGTCAAGGCTCTTGACTTCCGCACACCCCTGAAGGCGAAGATCATCAACATC
TGTATCTGGATCCTGTCTTCATCTGTTGGCATCTCTGCCATAGTCCTTGGAGGAACCAAA
GTTAGGGAAGACATGGAAGTCATCGAATGCTCCCTACAGTTCCCAGATGACGACTACTCC
TGGTGGGACCTGTTCATGAAGGTCTGTGTCTTCGTCTTTGCCTTCGTCATCCCCGTCCTC
ATTATCATTGTCTGCTACACCCTCATGATCCTGCGGTTAAAGAGCGTCCGCCTCCTCTCC
GGCTCCCGAGAGAAAGACCGCAACCTGCGGCGGATCACCAGGCTCGTGCTGGTGGTGGTG
GCGGTCTTCGTCGTCTGCTGGACCCCCATCCACATTTTCATCCTCGTGGAGGCCCTGGGG
AGCACCGCCCACAGCACGGCTGCCCTCTCCAGCTACTACTTCTGCATCGCCCTGGGCTAC
ACCAACAGCAGCCTGAACCCCATTCTCTACGCCTTCCTTGACGAAAACTTCAAGCGGTGT
TTCCGGGACTTCTGCTTTCCCATTAAGATGAGGATGGAGCGCCAGAGCACAAGCAGGGTC
AGAAATACCGTTCAGGATCCTGCCTACGTGAGGGAGGTTGATGGGGTAAATAAACCAGTA
TGA
Protein Properties
Number of Residues 380
Molecular Weight 42626.0
Theoretical pI 7.79
Pfam Domain Function Not Available
Signals
  • None
Transmembrane Regions
  • 58-85
  • 96-119
  • 133-154
  • 174-196
  • 223-247
  • 275-296
  • 312-333
Protein Sequence
>Kappa-type opioid receptor
MEPPVQIFRGEPGPTCSPSTCLPPNGSGWFPGWAEPDGNGSAGSEDVLLEPAHISPVILV
IITAVYSVVFVVGLVGNSLVMFVIIRYTKMKTATNIYIFNLALADALVTTTMPFQSTVYL
MNSWPFGDVLCKVVISIDYYNMFTSIFTLTMMSVDRYIAVCHPVKALDFRTPLKAKIINI
CIWILSSSVGISAIVLGGTKVREDMEVIECSLQFPDDDYSWWDLFMKVCVFVFAFVIPVL
IIIVCYTLMILRLKSVRLLSGSREKDRNLRRITRLVLVVVAVFVVCWTPIHIFILVEALG
STAHSTAALSSYYFCIALGYTNSSLNPILYAFLDENFKRCFRDFCFPIKMRMERQSTSRV
RNTVQDPAYVREVDGVNKPV
GenBank ID Protein AAI12562.1
UniProtKB/Swiss-Prot ID Q2KIP6
UniProtKB/Swiss-Prot Entry Name OPRK_BOVIN
PDB IDs Not Available
GenBank Gene ID BC112561
GeneCard ID OPRK1
GenAtlas ID Not Available
HGNC ID Not Available
References
General References Not Available