5CD9 | pdb_00005cd9

Crystal structure of the CTD of Drosophila Oskar protein

External Resource: Annotation

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: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	SGNH hydrolase-like	8102762	3001315	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	DEAD_2	e5cd9A1	A: a/b three-layered sandwiches	X: ssDNA-binding transcriptional regulator domain-like	H: ssDNA-binding transcriptional regulator domain	T: ssDNA-binding transcriptional regulator domain	F: DEAD_2	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.1110	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	SGNH hydrolase	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF17182	OSK domain (OSK)	OSK domain	This entry represents the OSK domain defined by Jeske and colleagues [1]. The domain is related to SGNH hydrolases but lacks the active site residues. The domain binds to RNA [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Maternal effect protein oskar	RNA binding binding nucleic acid binding mRNA binding	regulation of cellular process catabolic process negative regulation of biological process RNA metabolic process macromolecule catabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process post-transcriptional regulation of gene expression regulation of RNA metabolic process regulation of mRNA catabolic process negative regulation of cellular process regulation of nucleobase-containing compound metabolic process regulation of biological quality RNA catabolic process regulation of cellular process catabolic process negative regulation of biological process RNA metabolic process macromolecule catabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process post-transcriptional regulation of gene expression regulation of RNA metabolic process regulation of mRNA catabolic process negative regulation of cellular process regulation of nucleobase-containing compound metabolic process regulation of biological quality RNA catabolic process negative regulation of macromolecule metabolic process regulation of biosynthetic process mRNA catabolic process regulation of biological process negative regulation of metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process regulation of catabolic process gene expression mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound catabolic process regulation of mRNA stability regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of RNA stability nucleic acid catabolic process metabolic process cellular process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of mRNA metabolic process regulation of metabolic process developmental process sexual reproduction cellular developmental process reproductive process oogenesis multicellular organismal reproductive process cell development cellular process involved in reproduction in multicellular organism developmental process involved in reproduction female gamete generation gamete generation cell differentiation anatomical structure development germ cell development multicellular organism development multicellular organismal process segmentation pattern specification process regionalization blastoderm segmentation anterior/posterior pattern specification anterior/posterior axis specification, embryo embryo development oocyte development tripartite regional subdivision cellular component biogenesis cellular component organization embryonic axis specification cellular component assembly anterior/posterior axis specification cellular component organization or biogenesis cell maturation embryonic pattern specification oocyte axis specification oocyte construction oocyte anterior/posterior axis specification cytoplasm organization developmental maturation pole plasm assembly anatomical structure maturation maternal determination of anterior/posterior axis, embryo oocyte differentiation axis specification localization intracellular protein localization pole plasm protein localization macromolecule localization zygotic determination of anterior/posterior axis, embryo posterior abdomen determination response to light stimulus behavior response to stimulus visual behavior response to radiation response to abiotic stimulus system process learning learning or memory nervous system process visual learning cognition associative learning RNA localization pole plasm mRNA localization pole plasm RNA localization intracellular mRNA localization involved in anterior/posterior axis specification intracellular mRNA localization intracellular mRNA localization involved in pattern specification process long-term memory memory organelle organization actin cytoskeleton organization cortical actin cytoskeleton organization cortical cytoskeleton organization actin filament-based process cytoskeleton organization P granule organization membraneless organelle assembly P granule assembly organelle assembly cellularization pole cell formation anatomical structure morphogenesis pole cell development anatomical structure formation involved in morphogenesis microtubule cytoskeleton organization establishment or maintenance of cell polarity establishment or maintenance of microtubule cytoskeleton polarity establishment or maintenance of cytoskeleton polarity oocyte microtubule cytoskeleton polarization microtubule-based process oocyte microtubule cytoskeleton organization protein biosynthetic process protein metabolic process regulation of oskar mRNA translation regulation of protein metabolic process translation regulation of translation protein localization to organelle protein localization to nucleus thermosensory behavior response to temperature stimulus	intracellular anatomical structure P granule cytoplasmic ribonucleoprotein granule germ plasm intracellular membraneless organelle ribonucleoprotein granule intracellular organelle cellular anatomical structure organelle pole plasm membraneless organelle cytoplasm supramolecular complex cell periphery intracellular anatomical structure P granule cytoplasmic ribonucleoprotein granule germ plasm intracellular membraneless organelle ribonucleoprotein granule intracellular organelle cellular anatomical structure organelle pole plasm membraneless organelle cytoplasm supramolecular complex cell periphery cell cortex membrane-bounded organelle nucleus germ cell nucleus intracellular membrane-bounded organelle posterior cell cortex cell cortex region cytoplasmic region endosome intracellular vesicle endomembrane system cytoplasmic vesicle vesicle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR033447	OSK domain	Domain
A	IPR036514	SGNH hydrolase superfamily	Homologous Superfamily
A	IPR025605	OST-HTH/LOTUS domain	Domain
A	IPR041966	LOTUS-like domain	Homologous Superfamily

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.