Annotations: 3RIU

Crystal structure of Drosophila hexameric C3PO formed by truncated Translin and Trax

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	Translin	8085082	3000658	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Translin	8085082	3000658	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)
C	Tubulin	e3riuC2	A: a/b three-layered sandwiches	X: POZ domain	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: Tubulin	ECOD (v294.1)
A	4HBT_3	e3riuA1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: 4HBT_3	ECOD (v294.1)
B	4HBT_3	e3riuB1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: 4HBT_3	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	1.20.58.190	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
C	1.20.58.200	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
A	1.20.58.190	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
A	1.20.58.200	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
B	1.20.58.190	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
B	1.20.58.200	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C	PF01997	Translin family (Translin)	Translin family	-	Family
A, B	PF01997	Translin family (Translin)	Translin family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C	Translin associated factor X, isoform B	endonuclease activity nuclease activity catalytic activity, acting on RNA RNA endonuclease activity catalytic activity, acting on a nucleic acid RNA nuclease activity catalytic activity RNA binding binding nucleic acid binding sequence-specific DNA binding DNA binding cation binding ion binding endonuclease activity nuclease activity catalytic activity, acting on RNA RNA endonuclease activity catalytic activity, acting on a nucleic acid RNA nuclease activity catalytic activity RNA binding binding nucleic acid binding sequence-specific DNA binding DNA binding cation binding ion binding metal ion binding small molecule binding	-	cellular anatomical structure intracellular anatomical structure cytoplasm membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle
A, B	Translin	identical protein binding protein binding binding protein homodimerization activity protein dimerization activity hydrolase activity catalytic activity endonuclease activity nuclease activity catalytic activity, acting on a nucleic acid RNA binding nucleic acid binding sequence-specific DNA binding DNA binding identical protein binding protein binding binding protein homodimerization activity protein dimerization activity hydrolase activity catalytic activity endonuclease activity nuclease activity catalytic activity, acting on a nucleic acid RNA binding nucleic acid binding sequence-specific DNA binding DNA binding cation binding ion binding metal ion binding small molecule binding single-stranded DNA binding	regulation of protein stability biological regulation regulation of biological quality protein stabilization regulation of cellular process negative regulation of biological process post-transcriptional regulation of gene expression negative regulation of cellular process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process negative regulation of metabolic process regulation of macromolecule metabolic process gene expression regulation of protein stability biological regulation regulation of biological quality protein stabilization regulation of cellular process negative regulation of biological process post-transcriptional regulation of gene expression negative regulation of cellular process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process negative regulation of metabolic process 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 negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process post-transcriptional gene silencing regulation of macromolecule biosynthetic process metabolic process cellular process macromolecule metabolic process regulation of metabolic process nucleobase-containing compound metabolic process RNA metabolic process primary metabolic process nucleic acid metabolic process response to nutrient levels behavioral response to starvation response to stimulus response to stress response to starvation negative regulation of behavior rhythmic process circadian sleep/wake cycle, sleep multicellular organismal process circadian sleep/wake cycle rhythmic behavior negative regulation of circadian sleep/wake cycle, sleep regulation of circadian sleep/wake cycle circadian rhythm negative regulation of circadian rhythm regulation of circadian rhythm regulation of behavior behavior circadian behavior regulation of multicellular organismal process sleep negative regulation of multicellular organismal process regulation of circadian sleep/wake cycle, sleep circadian sleep/wake cycle process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C	IPR002848	Translin family	Family
C	IPR016069	Translin, C-terminal	Homologous Superfamily
C	IPR036081	Translin superfamily	Homologous Superfamily
C	IPR016068	Translin, N-terminal	Homologous Superfamily
A, B	IPR016069	Translin, C-terminal	Homologous Superfamily
A, B	IPR036081	Translin superfamily	Homologous Superfamily
A, B	IPR016068	Translin, N-terminal	Homologous Superfamily
A, B	IPR002848	Translin family	Family
A, B	IPR033956	Translin	Family

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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.