1PK5

Crystal structure of the orphan nuclear receptor LRH-1

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1pk5a_	All alpha proteins	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	Orphan nuclear receptor NR5a2 (LRH-1)	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B	d1pk5b_	All alpha proteins	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	Nuclear receptor ligand-binding domain	Orphan nuclear receptor NR5a2 (LRH-1)	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Nuclear receptor ligand-binding domain	8022354	4001384	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Nuclear receptor ligand-binding domain	8034734	3001442	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Nuclear receptor ligand-binding domain	8034734	3001442	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Hormone_recep_1	e1pk5A1	A: alpha arrays	X: Nuclear receptor ligand-binding domain (From Topology)	H: Nuclear receptor ligand-binding domain (From Topology)	T: Nuclear receptor ligand-binding domain	F: Hormone_recep_1	ECOD (1.6)
B	Hormone_recep_1	e1pk5B1	A: alpha arrays	X: Nuclear receptor ligand-binding domain (From Topology)	H: Nuclear receptor ligand-binding domain (From Topology)	T: Nuclear receptor ligand-binding domain	F: Hormone_recep_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.565.10	Mainly Alpha	Orthogonal Bundle	Retinoid X Receptor	Retinoid X Receptor	CATH (4.3.0)
B	1.10.565.10	Mainly Alpha	Orthogonal Bundle	Retinoid X Receptor	Retinoid X Receptor	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00104	Ligand-binding domain of nuclear hormone receptor (Hormone_recep)	Ligand-binding domain of nuclear hormone receptor	This all helical domain is involved in binding the hormone in these receptors.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Orphan nuclear receptor NR5A2	DNA binding sequence-specific DNA binding binding double-stranded DNA binding nucleic acid binding RNA polymerase II transcription regulatory region sequence-specific DNA binding cis-regulatory region sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding organic cyclic compound binding transcription regulatory region nucleic acid binding RNA polymerase II cis-regulatory region sequence-specific DNA binding chromatin binding transcription regulator activity DNA binding sequence-specific DNA binding binding double-stranded DNA binding nucleic acid binding RNA polymerase II transcription regulatory region sequence-specific DNA binding cis-regulatory region sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding organic cyclic compound binding transcription regulatory region nucleic acid binding RNA polymerase II cis-regulatory region sequence-specific DNA binding chromatin binding transcription regulator activity DNA-binding transcription factor activity phospholipid binding lipid binding transcription factor binding transcription coregulator binding protein binding nuclear receptor activity DNA-binding transcription factor activity, RNA polymerase II-specific molecular transducer activity ligand-activated transcription factor activity signaling receptor activity cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding DNA-binding transcription activator activity, RNA polymerase II-specific DNA-binding transcription activator activity	developmental process anatomical structure development tissue development oxoacid metabolic process steroid metabolic process organic hydroxy compound metabolic process cellular metabolic process carboxylic acid metabolic process primary metabolic process organic acid metabolic process bile acid metabolic process metabolic process small molecule metabolic process cellular process developmental process anatomical structure development tissue development oxoacid metabolic process steroid metabolic process organic hydroxy compound metabolic process cellular metabolic process carboxylic acid metabolic process primary metabolic process organic acid metabolic process bile acid metabolic process metabolic process small molecule metabolic process cellular process monocarboxylic acid metabolic process lipid metabolic process cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling response to endogenous stimulus biological regulation hormone-mediated signaling pathway cell communication cellular response to endogenous stimulus cellular response to chemical stimulus response to hormone response to chemical signal transduction cellular response to hormone stimulus anatomical structure morphogenesis pancreas morphogenesis pancreas development animal organ development animal organ morphogenesis sterol homeostasis chemical homeostasis homeostatic process cholesterol homeostasis lipid homeostasis epithelium development cellular developmental process epithelial cell differentiation acinar cell differentiation glandular epithelial cell differentiation cell differentiation columnar/cuboidal epithelial cell differentiation cellular biosynthetic process RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of cellular metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process regulation of gene expression biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process intracellular signal transduction calcium-mediated signaling intracellular signaling cassette calcineurin-mediated signaling positive regulation of viral genome replication positive regulation of viral process positive regulation of biological process viral life cycle regulation of viral process regulation of viral life cycle viral genome replication viral process regulation of viral genome replication positive regulation of DNA-templated transcription positive regulation of cellular metabolic process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process positive regulation of cellular process positive regulation of nucleobase-containing compound metabolic process positive regulation of RNA metabolic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process cell population proliferation regulation of cell population proliferation transcription by RNA polymerase II regulation of transcription by RNA polymerase II positive regulation of transcription by RNA polymerase II response to peptide response to cytokine response to leukemia inhibitory factor cellular response to cytokine stimulus cellular response to leukemia inhibitory factor	RNA polymerase II transcription regulator complex membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex transcription regulator complex intracellular membrane-bounded organelle cellular anatomical entity intracellular organelle organelle cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR001628	Zinc finger, nuclear hormone receptor-type	Domain
A, B	IPR001723	Nuclear hormone receptor	Family
A, B	IPR013088	Zinc finger, NHR/GATA-type	Homologous Superfamily
A, B	IPR000536	Nuclear hormone receptor, ligand-binding domain	Domain
A, B	IPR035500	Nuclear hormone receptor-like domain superfamily	Homologous Superfamily
A, B	IPR016355	Nuclear hormone receptor family 5-like	Family

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.