| Identification |
| HMDB Protein ID
| CDBP02118 |
| Secondary Accession Numbers
| Not Available |
| Name
| G-protein coupled receptor 109A |
| Description
| Not Available |
| Synonyms
|
- G-protein coupled receptor HM74A
- Niacin receptor 1
- Nicotinic acid receptor
|
| Gene Name
| GPR109A |
| Protein Type
| Enzyme |
| Biological Properties |
| General Function
| Involved in G-protein coupled receptor protein signaling pathway |
| Specific Function
| Acts as a high affinity receptor for both nicotinic acid (also known as niacin) and (D)-beta-hydroxybutyrate and mediates increased adiponectin secretion and decreased lipolysis through G(i)-protein-mediated inhibition of adenylyl cyclase. This pharmacological effect requires nicotinic acid doses that are much higher than those provided by a normal diet. Mediates nicotinic acid-induced apoptosis in mature neutrophils. Receptor activation by nicotinic acid results in reduced cAMP levels which may affect activity of cAMP-dependent protein kinase A and phosphorylation of target proteins, leading to neutrophil apoptosis. The rank order of potency for the displacement of nicotinic acid binding is 5- methyl pyrazole-3-carboxylic acid = pyridine-3-acetic acid > acifran > 5-methyl nicotinic acid = acipimox >> nicotinuric acid = nicotinamide |
| GO Classification
|
| Component |
| cell part |
| membrane part |
| intrinsic to membrane |
| integral to membrane |
| Function |
| g-protein coupled receptor activity |
| nucleotide receptor activity, g-protein coupled |
| purinergic nucleotide receptor activity, g-protein coupled |
| receptor activity |
| transmembrane receptor activity |
| molecular transducer activity |
| signal transducer activity |
| Process |
| signaling |
| signaling pathway |
| cell surface receptor linked signaling pathway |
| g-protein coupled receptor protein signaling pathway |
|
| Cellular Location
|
- Cell membrane
- Multi-pass membrane protein
|
| Pathways
|
Not Available
|
| Gene Properties |
| Chromosome Location
| Chromosome:1 |
| Locus
| 12q24.31 |
| SNPs
| GPR109A |
| Gene Sequence
|
>1092 bp
ATGAATCGGCACCATCTGCAGGATCACTTTCTGGAAATAGACAAGAAGAACTGCTGTGTG
TTCCGAGATGACTTCATTGTCAAGGTGTTGCCGCCGGTGTTGGGGCTGGAGTTTATCTTC
GGGCTTCTGGGCAATGGCCTTGCCCTGTGGATTTTCTGTTTCCACCTCAAGTCCTGGAAA
TCCAGCCGGATTTTCCTGTTCAACCTGGCAGTGGCTGACTTTCTACTGATCATCTGCCTG
CCCTTCCTGATGGACAACTATGTGAGGCGTTGGGACTGGAAGTTTGGGGACATCCCTTGC
CGGCTGATGCTCTTCATGTTGGCTATGAACCGCCAGGGCAGCATCATCTTCCTCACGGTG
GTGGCGGTAGACAGGTATTTCCGGGTGGTCCATCCCCACCACGCCCTGAACAAGATCTCC
AATCGGACAGCAGCCATCATCTCTTGCCTTCTGTGGGGCATCACTATTGGCCTGACAGTC
CACCTCCTGAAGAAGAAGATGCCGATCCAGAATGGCGGTGCAAATTTGTGCAGCAGCTTC
AGCATCTGCCATACCTTCCAGTGGCACGAAGCCATGTTCCTCCTGGAGTTCTTCCTGCCC
CTGGGCATCATCCTGTTCTGCTCAGCCAGAATTATCTGGAGCCTGCGGCAGAGACAAATG
GACCGGCATGCCAAGATCAAGAGAGCCATCACCTTCATCATGGTGGTGGCCATCGTCTTT
GTCATCTGCTTCCTTCCCAGCGTGGTTGTGCGGATCCGCATCTTCTGGCTCCTGCACACT
TCGGGCACGCAGAATTGTGAAGTGTACCGCTCGGTGGACCTGGCGTTCTTTATCACTCTC
AGCTTCACCTACATGAACAGCATGCTGGACCCCGTGGTGTACTATTTTTCCAGCCCATCC
TTTCCCAACTTCTTCTCCACTTTGATCAACCGCTGCCTCCAGAGGAAGATGACAGGTGAG
CCAGATAATAACCGCAGCACGAGCGTCGAGCTCACAGGGGACCCCAACAAAACCAGAGGC
GCTCCAGAGGCGTTAATGGCCAACTCCGGTGAGCCATGGAGCCCCTCTTATCTGGGCCCA
ACCTCTCCTTAA
|
| Protein Properties |
| Number of Residues
| 363 |
| Molecular Weight
| 41849.1 |
| Theoretical pI
| 9.37 |
| Pfam Domain Function
|
|
| Signals
|
|
|
Transmembrane Regions
|
- ["34-54", "64-84", "103-123", "143-163", "193-213", "230-250", "274-294"]
|
| Protein Sequence
|
>G-protein coupled receptor 109A
MNRHHLQDHFLEIDKKNCCVFRDDFIVKVLPPVLGLEFIFGLLGNGLALWIFCFHLKSWK
SSRIFLFNLAVADFLLIICLPFLMDNYVRRWDWKFGDIPCRLMLFMLAMNRQGSIIFLTV
VAVDRYFRVVHPHHALNKISNRTAAIISCLLWGITIGLTVHLLKKKMPIQNGGANLCSSF
SICHTFQWHEAMFLLEFFLPLGIILFCSARIIWSLRQRQMDRHAKIKRAITFIMVVAIVF
VICFLPSVVVRIRIFWLLHTSGTQNCEVYRSVDLAFFITLSFTYMNSMLDPVVYYFSSPS
FPNFFSTLINRCLQRKMTGEPDNNRSTSVELTGDPNKTRGAPEALMANSGEPWSPSYLGP
TSP
|
| External Links |
| GenBank ID Protein
| Not Available |
| UniProtKB/Swiss-Prot ID
| Q8TDS4 |
| UniProtKB/Swiss-Prot Entry Name
| G109A_HUMAN |
| PDB IDs
|
Not Available |
| GenBank Gene ID
| AY148884 |
| GeneCard ID
| GPR109A |
| GenAtlas ID
| GPR109A |
| HGNC ID
| HGNC:24827 |
| References |
| General References
| Not Available |