| 1991 |
FTZ-F1 is a member of the nuclear hormone receptor superfamily that binds the zebra element of the fushi tarazu (ftz) gene and activates ftz transcription, particularly in stripes 1, 2, 3, and 6 of the Drosophila embryo. |
cDNA cloning by recognition site screening, immunological cross-reaction, peptide sequence analysis, DNA binding assays |
Science |
High |
1709303
|
| 1992 |
FTZ-F1 contains a conserved 30-amino-acid basic region (the FTZ-F1 box) C-terminal to the zinc finger motif; gel mobility shift competition assays showed the FTZ-F1 box governs recognition of the first three bases of the binding sequence (5'-PyCAAGGPyCPu-3') while the zinc finger recognizes the remainder, and FTZ-F1 binds DNA as a monomer. |
Gel mobility shift competition with mutant peptides, gel mobility shift matrix competition assay |
Molecular and cellular biology |
High |
1448096
|
| 1992 |
Mouse ELP (embryonal long terminal repeat-binding protein) is a homolog of Drosophila FTZ-F1, both sharing conserved DNA-binding and putative ligand-binding domains and recognizing the same non-repeat DNA sequence element, functioning in undifferentiated embryonal carcinoma cells. |
cDNA cloning, sequence analysis, DNA binding assays |
Molecular and cellular biology |
Medium |
1545809
|
| 1993 |
A developmental isoform of FTZ-F1 (beta FTZ-F1) is expressed from a mid-prepupal chromosome puff (75CD) in Drosophila and binds over 150 chromosomal targets including late prepupal puffs, implicating it as a regulator of insect metamorphosis downstream of ecdysone. |
cDNA cloning, indirect immunofluorescent staining on polytene chromosomes |
Proceedings of the National Academy of Sciences of the United States of America |
Medium |
8096644
|
| 1994 |
FTZ-F1 alpha and FTZ-F1 beta both bind as monomers to the 9-bp F1RE in the ftz zebra element with similar affinities and sequence specificities, and both contribute to net transcriptional activity; they do not form heterodimers with each other. |
In vitro DNase I footprinting, gel mobility shift with recombinant proteins and N-terminally truncated receptors, cotransfection reporter assays |
Molecular and cellular biology |
High |
8164672
|
| 1996 |
Rat FTF (fetoprotein transcription factor, ortholog of NR5A2) is an orphan nuclear receptor of the FTZ-F1 family that recognizes the DNA sequence 5'-TCAAGGTCA-3' and activates the alpha1-fetoprotein (AFP) promoter; it binds DNA as a monomer without requiring a specific ligand, and C-terminus-truncated FTF exerts dominant negative effects. |
cDNA cloning, DNA binding assays, transient transfection with deletion/truncation mutants, Kd measurements |
Molecular and cellular biology |
High |
8668203
|
| 1996 |
The mammalian ftz-f1 gene (encoding Ad4BP/SF-1) contains an intronic Ad4 site to which Ad4BP itself binds, creating an autoregulatory loop that maintains high expression specifically in steroidogenic tissues; DNase I hypersensitivity showed this chromatin region is 'open' in adrenal and Y-1 cells but 'closed' in liver. |
Gel mobility shift assay, DNase I footprinting, DNase I hypersensitivity, site-directed mutagenesis, transient transfection |
The Journal of biological chemistry |
High |
8626518
|
| 1996 |
FTZ-F1 directly regulates the pupal cuticle gene EDG84A in Drosophila: heat-induction of FTZ-F1 causes premature EDG84A expression; mutation of the FTZ-F1 binding site in the EDG84A promoter abolishes reporter expression in transgenic flies. |
Heat-shock induction of FTZ-F1 transgene, lacZ reporter transgenics, base substitution mutagenesis of FTZ-F1 binding site |
Molecular and cellular biology |
High |
8887679
|
| 1997 |
Ftz-F1 (nuclear hormone receptor) and the homeodomain protein Ftz are present in a complex in Drosophila embryos; Ftz-F1 facilitates binding of Ftz to DNA and allows Ftz to interact with weak-affinity sites; embryos lacking Ftz-F1 display ftz-like pair-rule defects and fail to activate Ftz target genes despite Ftz being expressed. |
Co-immunoprecipitation from Drosophila embryo extracts, in vitro DNA binding facilitation assays, genetic analysis of ftz-f1 mutants |
Nature |
High |
9020363 9020364
|
| 1997 |
Ftz and Ftz-F1 interact directly and specifically in vitro and in vivo through a conserved domain in Ftz; Ftz-F1 is an obligatory maternal cofactor for Ftz function in Drosophila segmentation. |
In vitro binding assays, in vivo genetic rescue experiments, domain mapping |
Nature |
High |
9020363 9020364
|
| 1997 |
Ftz-F1 and Ftz cooperate to activate the engrailed gene via adjacent conserved binding sites in an engrailed enhancer; Ftz-F1 and Ftz bind these sites with 4- to 8-fold cooperativity, suggesting direct protein-protein contact. |
DNase I footprinting, gel mobility shift assay, transgenic reporter analysis, genetic epistasis |
Development |
High |
9043065
|
| 1998 |
Human NR5A2 (hB1F) is an orphan nuclear receptor of the FTZ-F1 family that specifically binds the B1 region of hepatitis B virus enhancer II (ENII) and trans-activates ENII; mapped to chromosome 1q31-32.1; a splice isoform hB1F-2 with an extra 46 amino acids in the A/B region was identified. |
Yeast one-hybrid screening, DNA binding assays, transactivation reporter assays, RT-PCR, FISH |
The Journal of biological chemistry |
High |
9786908
|
| 1999 |
Beta FTZ-F1 (Drosophila ortholog of NR5A2) functions as a competence factor for stage-specific responses to ecdysone during metamorphosis; beta FTZ-F1 mutants cannot respond properly to the prepupal ecdysone pulse and the ecdysone-triggered genetic hierarchy is severely attenuated, though ecdysone receptor expression is unaffected. |
Genetic analysis of beta FTZ-F1 loss-of-function mutants, molecular analysis of downstream ecdysone target gene expression |
Molecular cell |
High |
10078197
|
| 2001 |
The Ftz-F1/Ftz interaction involves two surfaces: the Ftz-F1 DNA-binding domain interacts strongly with Ftz and facilitates Ftz binding to target DNA; the AF-2 domain of Ftz-F1 interacts with an LRALL sequence in Ftz (resembling nuclear receptor coactivator LXXLL motifs); murine SF-1 functionally substitutes for Drosophila Ftz-F1 in vivo, demonstrating evolutionary conservation. |
In vitro pulldown/binding assays, domain mapping with truncation mutants, in vivo genetic rescue experiments in Drosophila |
Mechanisms of development |
High |
11520662
|
| 2001 |
Ftz acts as an LXXLL motif-dependent coactivator for the orphan receptor FTZ-F1: the Ftz LXXLL motif and FTZ-F1 AF-2 core/LBD are required for interaction as shown by mammalian two-hybrid assays; this interaction is required for FTZ-F1 activation of target genes in Drosophila embryos and for the cuticle phenotype. |
Mammalian one- and two-hybrid assays, LXXLL motif mutagenesis, transgenic fly analysis of target gene expression and cuticle phenotype |
Proceedings of the National Academy of Sciences of the United States of America |
High |
11592991
|
| 2003 |
Human LRH-1/hB1F (NR5A2) and HNF1 directly interact in vitro and synergize to activate hepatitis B virus enhancer II (ENII) and initiate viral gene transcription and DNA replication even in non-hepatic cells; specific activation domains in both proteins contribute to this synergism. |
In vitro protein interaction assays, cotransfection reporter assays in non-hepatic cells, domain mapping |
Cell research |
Medium |
14728801
|
| 2004 |
The homeodomain protein Prox1 functions as a co-repressor for human LRH-1 (NR5A2), demonstrating functional conservation of Drosophila Ftz/Ftz-F1 homeodomain–nuclear receptor interaction in vertebrates; Prox1 represses LRH-1 transcriptional activity in the enterohepatic system. |
Protein interaction assays, cotransfection reporter assays, characterization in liver cell lines |
EMBO reports |
Medium |
15143342
|
| 2005 |
Crystal structure of the human LRH-1 (NR5A2) DBD-DNA complex at 2.2 Å shows the Ftz-F1 box folds into a novel helix that packs against the DBD but does not directly contact DNA; mutations disrupting Ftz-F1 helix positioning do not eliminate DNA binding but significantly reduce transcriptional activity and eliminate GRIP1 coactivator enhancement, revealing long-range DBD→LBD functional communication. |
X-ray crystallography, site-directed mutagenesis, transcriptional reporter assays, coactivator recruitment assays |
Journal of molecular biology |
High |
16289203
|
| 2006 |
Beta FTZ-F1 potentiates ecdysone receptor (EcR) activity by recruiting a p160/SRC coactivator (FISC) through direct protein-protein interaction; this interaction dramatically increases FISC recruitment to the functional ecdysone receptor in a 20E-dependent manner, enhances local histone H4 acetylation, and drives stage-specific 20E effector gene expression during mosquito reproduction. |
Protein-protein interaction assays, ChIP, histone acetylation analysis, gene expression analysis in vivo |
Molecular and cellular biology |
High |
17015464
|
| 2006 |
NR5A2 knockout mice display embryonic lethality around gastrulation: NR5A2-/- embryos show primitive streak formation failure and inability to generate embryonic or extraembryonic mesoderm; tetraploid complementation showed NR5A2 is required in extraembryonic tissues for epiblast gastrulation. |
Targeted gene disruption (knockout mice), morphological analysis, marker gene expression, tetraploid complementation aggregation experiments |
Developmental dynamics |
High |
17075876
|
| 2007 |
Nr5a2 heterozygous female mice show reduced fertility arising from decreased circulating progesterone and impaired luteal function, without defects in follicular development, ovulation, or estrogen production; exogenous progesterone supplementation rescues reproductive ability, establishing Nr5a2 as an in vivo regulator of luteal steroidogenesis. |
Nr5a2+/- mice, hormone measurements, progesterone rescue experiment, reproductive outcome assessment |
Biology of reproduction |
High |
17409375
|
| 2010 |
Nr5a2 (LRH-1) can replace Oct4 in the reprogramming of mouse somatic cells to iPSCs; sumoylation mutants of Nr5a2 with enhanced transcriptional activity further increase reprogramming efficiency; genome-wide location analysis shows Nr5a2 shares common gene targets with Sox2 and Klf4; Nr5a2 activates Nanog as part of its reprogramming mechanism. |
Retroviral reprogramming assay, sumoylation site mutagenesis, genome-wide ChIP-chip location analysis, Nanog reporter and expression analysis |
Cell stem cell |
High |
20096661
|
| 2011 |
Small molecule agonists of LRH-1/NR5A2 can bind its ligand-binding domain; crystal structure of LRH-1 LBD bound to a synthetic agonist defined the binding pocket and guided structure-activity relationship studies yielding LRH-1-selective (RJW101) and dual LRH-1/SF-1 agonists (RJW100) with activity at endogenous target genes in human cell lines. |
X-ray crystallography of LBD-ligand complex, peptide recruitment assay, structure-activity relationship medicinal chemistry, endogenous gene expression assays |
Journal of medicinal chemistry |
High |
21391689
|
| 2012 |
Drosophila FTZ-F1 interacts with juvenile hormone receptor candidates MET and GCE in a JH-dependent manner via AF-2/LXXLL (LIXXL) interaction; removal of FTZ-F1 helix 12 (AF2) severely reduces interaction; the interaction relies on hydrophobic contacts including a unique interaction with helix 4, without requiring canonical charge clamp residues. |
Insect two-hybrid assays, homology modeling, docking simulations, domain deletion analysis |
The Journal of biological chemistry |
Medium |
22249180
|
| 2013 |
Nr5a2 conditional deletion in the pancreas leads to destabilization of mature acinar differentiation, acinar-to-ductal metaplasia, loss of regenerative capacity after pancreatitis, and dramatically accelerates Kras-driven acinar-to-ductal metaplasia and PDA precursor development. |
Conditional knockout mice (PdxCre-late; Nr5a2 c/c), caerulein pancreatitis model, histology, marker analysis |
Gut |
High |
23645620
|
| 2013 |
Nr5a2 haploinsufficiency sensitizes the pancreas to caerulein-induced damage with increased acino-ductal metaplasia, impaired recovery, myeloid cell infiltration, and proinflammatory cytokine expression with hyperactivation of NF-κB and STAT3; a single acute pancreatitis episode cooperates with Kras(G12V) to accelerate preneoplastic lesion development. |
Nr5a2+/- and conditional Nr5a2 epithelial-specific knockout mice, caerulein pancreatitis model, molecular pathway analysis (NF-κB, STAT3) |
Gut |
High |
23598351
|
| 2013 |
Drosophila Ftz-f1 is SUMOylated in vitro and in vivo; SUMO levels regulate Ftz-f1 expression, and Ftz-f1 in turn drives expression of scavenger receptor Snmp1, which mediates lipid uptake in steroidogenic tissues for ecdysteroid biosynthesis. |
In vitro and in vivo SUMOylation assays, RNAi knockdown in Drosophila, lipid staining, hormone titer measurements, genetic epistasis |
PLoS genetics |
Medium |
23637637
|
| 2014 |
LRH-1 (NR5A2) initiates an ER stress resolution pathway independent of canonical UPR: in response to ER stress, LRH-1 induces expression of kinase Plk3, which phosphorylates and activates transcription factor ATF2; hepatic Lrh-1-null mice cannot resolve ER stress, and restoring Plk3 rescues ER stress resolution in Lrh-1-null cells; LRH-1 agonist treatment increases ER stress resistance. |
Hepatic conditional Lrh-1 knockout mice, Plk3 knockout mice, viral rescue of Plk3, ATF2 manipulation, ER stress induction assays, LRH-1 agonist treatment |
eLife |
High |
24737860
|
| 2014 |
Nr5a2 granulosa-specific depletion prevents ovulation (at least partly through downregulation of the progesterone receptor gene Pgr) and impairs luteal function with reduced progesterone synthesis due to defects in cholesterol transport (down-regulation of Scarb1, Ldlr, Star). |
Conditional knockout mice (Nr5a2-Cyp19-Cre), hormone measurements, gene expression analysis, pseudopregnancy test |
Endocrinology |
High |
24552399
|
| 2014 |
NR5A2 is required during pancreatic organogenesis for expansion of nascent pancreatic epithelium, formation of multipotent progenitor cells, and acinar differentiation; NR5A2 directly controls expression and regulatory interactions with PTF1A, MYC, GATA4, FOXA2, RBPJL, and MIST1; Nr5a2 and Ptf1a establish mutually reinforcing regulatory interactions and bind shared regulatory regions of pancreatic genes. |
Conditional gene inactivation, genome-wide binding analysis (ChIP), expression analysis, co-binding analysis at shared regulatory regions |
Development |
High |
25063451
|
| 2014 |
TNF suppresses intestinal glucocorticoid synthesis by activating c-Jun and NF-κB, both of which physically interact with NR5A2 and repress Cyp11a1 reporter activity; dominant-negative JNK1 or IκB relieves repression; NR5A2 activity is thus antagonized by inflammatory signals to sustain chronic colitis. |
Reporter assays, protein interaction (c-Jun/NF-κB with NR5A2), dominant-negative experiments, mouse colitis model with TNF inhibitor rescue |
Science signaling |
High |
24570488
|
| 2015 |
Crystal structure of human LRH-1 (NR5A2) LBD bound by PIP3 (PI(3,4,5)P3) at high affinity; the hydrophobic PIP3 tails are buried inside the LBD ligand-binding pocket while the negatively charged PIP3 head group is presented on the receptor surface, similar to PIP3-SF-1 binding mode; PIP3 binding stabilizes the LRH-1 LBD. |
X-ray crystallography of LBD-PIP3 complex, binding affinity measurement, thermal stability assay |
Journal of structural biology |
High |
26416531
|
| 2016 |
NR5A2 controls neural stem cell fate decisions: overexpression promotes neurogenesis and inhibits astrogliogenesis; loss-of-function delays neuronal differentiation; NR5A2 directly regulates the Ink4/Arf locus, Prox1, Notch1 and JAK/STAT signaling; upstream regulation of NR5A2 involves proneural genes, Notch1, and JAK/STAT pathways. |
Overexpression and shRNA knockdown in primary neural stem cells and mouse embryos in utero, target gene expression analysis, pathway analysis |
Nature communications |
High |
27447294
|
| 2016 |
In zebrafish, nr5a2 (ortholog of mammalian NR5A2) is required for acinar cell differentiation of the exocrine pancreas and for hepatic progenitor outgrowth and differentiation; chemical inhibition of Nr5a2 during hepatopancreas progenitor specification disrupts exocrine pancreas formation and enhances liver size, indicating Nr5a2 regulates hepatic vs. pancreatic progenitor fate choice. |
Targeted genetic null mutant in zebrafish, chemical antagonist (Cpd3) temporal inhibition, marker gene analysis |
Developmental biology |
High |
27474396
|
| 2017 |
Nr5a2 is essential for granulosa cell proliferation: conditional knockout reduces proliferation (assessed by BrdU, PCNA, FACS); downregulates cyclin transcripts (Ccnd1, Ccnd2, Ccne1, Ccne2, E2f1, E2f2); pharmacological inhibition by ML180 reverse agonist or β-catenin inhibition similarly decreases cyclin transcripts, identifying β-catenin as an Nr5a2 cofactor in this process. |
Conditional knockout (Nr5a2-Amhr2-Cre), BrdU incorporation, PCNA immunostaining, FACS, microarray, ML180 pharmacological inhibition, β-catenin inhibitor treatment |
Journal of the Endocrine Society |
High |
29379893
|
| 2017 |
LRH-1 (NR5A2) directly binds to LRH-1 binding sites in the FASLG (CD95L/FasL) promoter and drives FASLG promoter activity in T cells; mutation of LRH-1 binding sites reduces FASLG promoter activity; pharmacological inhibition of LRH-1 decreases activation-induced FasL expression and FasL-mediated T cell apoptosis and cytotoxicity. |
Chromatin immunoprecipitation, promoter reporter assays with binding site mutagenesis, pharmacological inhibition, T cell functional assays, mouse hepatitis model |
Cell death & disease |
High |
28406481
|
| 2018 |
NR5A2 undergoes transcriptional relocation in Nr5a2+/- pancreatic tissue from differentiation-specific to inflammatory gene promoters; this promotes AP-1-dependent inflammatory gene transcription; pancreatic deletion of Jun rescues the pre-inflammatory phenotype and NR5A2 binding to inflammatory gene promoters; NR5A2 thus links differentiation and inflammatory programs. |
Global transcriptomic analysis, ChIP in pancreatic tissue, conditional Jun knockout rescue, NR5A2 ChIP-seq |
Nature |
High |
29443959
|
| 2019 |
LRH-1/NR5A2 is required for T cell maturation and function: T cell-specific deletion causes drastic loss of mature peripheral T cells, strongly reduced activation-induced proliferation in vitro and in vivo, and failure to control viral infections by CD8+ T cells; LRH-1 is induced in T lymphocytes upon stimulation. |
T cell-specific LRH-1 conditional knockout mice, T cell proliferation assays, antigen immunization, viral infection challenge |
Science advances |
High |
31328159
|
| 2020 |
NR5A2 synergizes with coactivator NCOA3 to upregulate NRF2 expression, thereby preventing BET inhibitor (BETi)-induced ferroptosis in breast cancer cells; inhibition of NR5A2 or NCOA3 enhances BETi anti-cancer effects in vitro and in vivo. |
siRNA knockdown, overexpression, small molecule inhibitors, Western blot, in vivo xenograft model |
Biochemical and biophysical research communications |
Medium |
32536370
|
| 2020 |
LRH-1/NR5A2 inhibition reduces LPS-induced pro-inflammatory cytokine production in macrophages by downregulating LRH-1 targets glucokinase and glutaminase-2, thereby impairing mitochondrial ATP production and LPS-induced macrophage activation; in vivo LRH-1 inhibition reduces TNF production and liver damage in macrophage-dependent hepatitis. |
LRH-1 pharmacological inhibition, siRNA knockdown, metabolic assays (mitochondrial ATP), cytokine measurement, mouse hepatitis model |
Cell death & disease |
Medium |
32111818
|
| 2021 |
Nr5a2 depletion from granulosa cells of primordial follicles impairs activation of primordial follicles into the growing pool: cKO ovaries have more primordial and fewer primary follicles; Nr5a2 loss induces changes in quiescence markers, follicle activation inhibitors, and regulators of migration/EMT. |
Conditional knockout from primordial follicles, follicle enumeration, in vitro culture, RNA sequencing |
Scientific reports |
Medium |
33441767
|
| 2021 |
The combined activity of Esrrb and Nr5a2 is essential for naïve mouse ESC self-renewal: double depletion causes pluripotency network collapse and differentiation; Esrrb and Nr5a2 co-occupy a large common set of regulatory elements and control binding of Oct4, Sox2, and Nanog to DNA. |
Conditional double knockout in ESCs, ChIP-seq, transcriptome analysis |
Development |
High |
34397088
|
| 2022 |
NR5A2/LRH-1 regulates the PTGS2-PGE2-PTGER1 pathway in pancreatic islets: LRH-1 ablation in beta cells blocks beta cell proliferation and abolishes agonist (BL001) anti-diabetic action; LRH-1 activation induces PTGS2/COX2 expression, increasing PGE2 levels; PGE2 acts via PTGER1 receptor to confer islet survival against cytokine-induced apoptosis. |
Beta cell-specific conditional knockout, agonist (BL001) treatment, PTGS2 inhibition, PTGER1 antagonist, cytochrome c release, PARP cleavage assays |
iScience |
High |
35602948
|
| 2022 |
Nr5a2 is an essential pioneer factor for zygotic genome activation (ZGA) in mouse two-cell embryos: Nr5a2 is required for progression beyond the two-cell stage; it binds its motif within SINE B1/Alu retrotransposable elements in cis-regulatory regions of ZGA genes; NR5A2 promotes chromatin accessibility during ZGA and binds nucleosomal DNA in vitro; chemical inhibition indicates 72% of ZGA genes are regulated by Nr5a2. |
De novo motif search, Nr5a2 knockout in mouse embryos, ATAC-seq (chromatin accessibility), ChIP/CUT&RUN in embryos, in vitro nucleosome binding assays, chemical inhibition |
Science |
High |
36423263
|
| 2023 |
NR5A2 connects ZGA to the first lineage segregation: Nr5a2 knockdown/knockout causes arrest at morula stage with impaired 4-8C gene activation; NR5A2 binds cis-regulatory elements enriched for B1 elements in both 2C and 8C embryos; NR5A2 is not required for global opening of 2C binding sites but is essential for opening 8C-specific sites; NR5A2 directly regulates key pluripotency genes (Nanog, Pou5f1/Oct4), primitive endoderm genes (Gata6), and trophectoderm genes (Tead4, Gata3) at the 8C stage. |
Nr5a2 knockdown and knockout in mouse embryos, genome-wide ChIP/CUT&RUN, ATAC-seq, transcriptome analysis |
Cell research |
High |
37935903
|
| 2024 |
Cryo-EM structure of human NR5A2 bound to a nucleosome reveals the conserved CTE (carboxy-terminal extension) loop of the NR5A2 DNA-binding domain competes with a DNA minor groove anchor of the nucleosome, releasing entry-exit site DNA; mutational analysis showed NR5A2 D159 of the CTE is dispensable for free DNA binding but required for stable nucleosome association and persistent DNA unwrapping, establishing the mechanism of NR5A2 pioneer activity. |
Cryo-electron microscopy of NR5A2-nucleosome complex, site-directed mutagenesis (D159), nucleosome binding assays, DNA unwrapping assays |
Nature structural & molecular biology |
High |
38409506
|
| 2024 |
NR5A2 acts as a bipotency activator in totipotent (2-8 cell) mouse embryos: NR5A2 binds and activates both early ICM and trophectoderm lineage genes at the 8-cell stage; upon trophoblast commitment, NR5A2 transitions from ICM to TE gene regulation; NR5A2 binding at 8C-specific sites controls key pluripotency and TE regulatory genes. |
Conditional Tfap2c and Nr5a2 depletion in mouse embryos, ChIP-seq in embryos at multiple developmental stages, transcriptomic analysis |
Nature structural & molecular biology |
High |
38243114
|
| 2024 |
Nr5a2-/- mouse embryos arrest at early morula stage (not two-cell stage): Nr5a2 plays a minor role in ZGA but is a master regulator at the 8-cell stage controlling expression of lineage-specifying transcription factors and genes involved in mitosis, telomere maintenance, and DNA repair; Nr5a2-deficient embryos show frequent mitotic failure and chromosome segregation defects. |
Nr5a2 conditional and constitutive knockout mouse models, single-embryo transcriptomics, immunofluorescence for mitotic markers |
Science |
High |
39361745
|