Annotations: 9K9P

crystal structure of Arabidopsis DCL4 dsRBD2 in complex with DRB4 CTD

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A		e9k9pA1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F:	ECOD (v295.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF14709	double strand RNA binding domain from DEAD END PROTEIN 1 (DND1_DSRM)	double strand RNA binding domain from DEAD END PROTEIN 1	A C-terminal domain in human dead end protein 1 (DND1_HUMAN) homologous to double strand RNA binding domains (PF00035, PF00333)	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	Double-stranded RNA-binding protein 4	RNA binding double-stranded RNA binding binding nucleic acid binding	regulation of cellular process biological process involved in interspecies interaction between organisms response to stimulus negative regulation of biological process response to biotic stimulus post-transcriptional regulation of gene expression response to stress negative regulation of cellular process innate immune response response to external biotic stimulus response to virus RNAi-mediated antiviral immune response negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of cellular process biological process involved in interspecies interaction between organisms response to stimulus negative regulation of biological process response to biotic stimulus post-transcriptional regulation of gene expression response to stress negative regulation of cellular process innate immune response response to external biotic stimulus response to virus RNAi-mediated antiviral immune response negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process immune response response to other organism defense response negative regulation of metabolic process biological regulation defense response to symbiont response to external stimulus regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulatory ncRNA-mediated post-transcriptional gene silencing regulatory ncRNA-mediated gene silencing regulation of gene expression negative regulation of gene expression biosynthetic process defense response to virus negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process immune system process defense response to other organism post-transcriptional gene silencing regulation of macromolecule biosynthetic process metabolic process cellular process macromolecule metabolic process regulation of metabolic process RNA metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process RNA processing primary metabolic process nucleobase-containing compound biosynthetic process nucleic acid metabolic process siRNA processing regulatory ncRNA processing ta-siRNA processing miRNA processing	cellular anatomical structure intracellular anatomical structure cytoplasm membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
A	Dicer-like protein 4	nucleic acid conformation isomerase activity isomerase activity catalytic activity, acting on a nucleic acid helicase activity macromolecular conformation isomerase activity catalytic activity ATP-dependent activity RNA binding binding nucleic acid binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleic acid conformation isomerase activity isomerase activity catalytic activity, acting on a nucleic acid helicase activity macromolecular conformation isomerase activity catalytic activity ATP-dependent activity RNA binding binding nucleic acid binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding ribonuclease III activity double-stranded RNA-specific ribonuclease activity endonuclease activity RNA endonuclease activity producing 5'-phosphomonoesters, hydrolytic mechanism catalytic activity, acting on RNA RNA nuclease activity hydrolase activity hydrolase activity, acting on ester bonds nuclease activity RNA endonuclease activity cation binding metal ion binding	regulation of cellular process negative regulation of biological process RNA metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process negative regulation of cellular process RNA processing negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process negative regulation of metabolic process biological regulation primary metabolic process regulation of cellular process negative regulation of biological process RNA metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process negative regulation of cellular process RNA processing negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process negative regulation of metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process siRNA processing regulatory ncRNA processing regulatory ncRNA-mediated gene silencing regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process metabolic process cellular process macromolecule metabolic process regulation of metabolic process negative regulation of gene expression via chromosomal CpG island methylation cellular component organization chromatin organization chromatin remodeling cellular component organization or biogenesis epigenetic regulation of gene expression negative regulation of gene expression, epigenetic biological process involved in interspecies interaction between organisms response to stimulus response to biotic stimulus post-transcriptional regulation of gene expression response to stress innate immune response response to external biotic stimulus response to virus RNAi-mediated antiviral immune response immune response response to other organism defense response defense response to symbiont response to external stimulus regulatory ncRNA-mediated post-transcriptional gene silencing defense response to virus immune system process defense response to other organism post-transcriptional gene silencing DNA-templated transcription termination DNA-templated transcription developmental process multicellular organism development multicellular organismal process anatomical structure development post-embryonic development vegetative phase change RNAi-mediated antiviral immunity against RNA virus ta-siRNA processing lsiRNA processing	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol intracellular organelle organelle membraneless organelle cytoplasmic ribonucleoprotein granule intracellular membraneless organelle supramolecular complex ribonucleoprotein granule membrane-bounded organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR044450	AtDRB-like, first double-stranded RNA binding domain, plant	Domain
B	IPR044451	AtDRB-like, second double-stranded RNA binding domain, plant	Domain
B	IPR014720	Double-stranded RNA-binding domain	Domain
A	IPR000999	Ribonuclease III domain	Domain
A	IPR011545	DEAD/DEAH-box helicase domain	Domain
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A	IPR001650	Helicase, C-terminal domain-like	Domain
A	IPR014001	Helicase superfamily 1/2, ATP-binding domain	Domain
A	IPR003100	PAZ domain	Domain
A	IPR036389	Ribonuclease III, endonuclease domain superfamily	Homologous Superfamily
A	IPR005034	Dicer, dimerisation domain	Domain
A	IPR014720	Double-stranded RNA-binding domain	Domain
A	IPR038248	Dicer dimerisation domain superfamily	Homologous Superfamily

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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.

9K9P | pdb_00009k9p

crystal structure of Arabidopsis DCL4 dsRBD2 in complex with DRB4 CTD

External Resource: Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Protein Family Annotation Pfam Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage