Summary

Name NR1H2
Full Name Oxysterols receptor LXR-beta
Synonyms Liver X receptor beta, Nuclear receptor NER, Nuclear receptor subfamily 1 group H member 2, Ubiquitously-expressed nuclear receptor | LXRB, NER, UNR
Primary ID P55055
Links - -
Type protein
Relations 4
Function Nuclear receptor that exhibits a ligand-dependent transcriptional activation activity (PubMed:25661920). Binds preferentially to double-stranded oligonucleotide direct repeats having the consensus half-site sequence 5'-AGGTCA-3' and 4-nt spacing (DR-4). Regulates cholesterol uptake through MYLIP-dependent ubiquitination of LDLR, VLDLR and LRP8; DLDLR and LRP8. Interplays functionally with RORA for the regulation of genes involved in liver metabolism (By similarity). Induces LPCAT3-dependent phospholipid remodeling in endoplasmic reticulum (ER) membranes of hepatocytes, driving SREBF1 processing and lipogenesis (By similarity). Via LPCAT3, triggers the incorporation of arachidonate into phosphatidylcholines of ER membranes, increasing membrane dynamics and enabling triacylglycerols transfer to nascent very low-density lipoprotein (VLDL) particles (By similarity). Via LPCAT3 also counteracts lipid-induced ER stress response and inflammation, likely by modulating SRC kinase membrane compartmentalization and limiting the synthesis of lipid inflammatory mediators (By similarity). Plays an anti-inflammatory role during the hepatic acute phase response by acting as a corepressor

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Relations

Regulator Mechanism target score
+ up-regulates quantity by expression img/indirect-activation.png transcriptional regulation BHLHE40 0.2
Publications: 1 Organism: Mus Musculus
+ up-regulates img/direct-activation.png binding NR1H2 0.676
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding NR1H2 0.675
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/indirect_inhibition.png transcriptional regulation NR1H2 0.475
Publications: 1 Organism: Homo Sapiens