Annotations: 3KUF

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Agenet	e3kufA1	A: a/b three-layered sandwiches	X: Profilin-like	H: sensor domains	T: sensor domains	F: Agenet	ECOD (v294.1)
A	Integrin_A_Ig_1	e3kufA2	A: a/b three-layered sandwiches	X: Profilin-like	H: sensor domains	T: sensor domains	F: Integrin_A_Ig_1	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.30.30.140	Mainly Beta	Roll	SH3 type barrels.		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF05641	Agenet domain (Agenet)	Agenet domain	This domain is related to the TUDOR domain Pfam:PF00567 [1]. The function of the agenet domain is unknown. This family now matches both the two Agenet domains in the FMR proteins [1].	Domain
A	PF18336	Fragile X messenger ribonucleoprotein 1, Tudor domain (Tudor_FRX1)	Fragile X messenger ribonucleoprotein 1, Tudor domain	This is the N-terminal Tudor domain (Tud1) found in Fragile X messenger ribonucleoprotein 1 (FMR1) and its paralogues, RNA-binding proteins FXR1/2. The Tud1 domain forms a canonical Tudor barrel [1]. It is usually found in tandem with Agenet domain P ...	This is the N-terminal Tudor domain (Tud1) found in Fragile X messenger ribonucleoprotein 1 (FMR1) and its paralogues, RNA-binding proteins FXR1/2. The Tud1 domain forms a canonical Tudor barrel [1]. It is usually found in tandem with Agenet domain Pfam:PF05641.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Fragile X mental retardation syndrome-related protein 1	mRNA 3'-UTR binding RNA binding binding nucleic acid binding mRNA binding RNA strand annealing activity nucleic acid conformation isomerase activity isomerase activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid single-stranded RNA binding annealing activity macromolecular conformation isomerase activity catalytic activity mRNA 3'-UTR binding RNA binding binding nucleic acid binding mRNA binding RNA strand annealing activity nucleic acid conformation isomerase activity isomerase activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid single-stranded RNA binding annealing activity macromolecular conformation isomerase activity catalytic activity translation regulator activity protein heterodimerization activity protein binding protein dimerization activity molecular condensate scaffold activity protein-macromolecule adaptor activity molecular adaptor activity mRNA 3'-UTR AU-rich region binding ribonucleoprotein complex binding protein-containing complex binding identical protein binding protein homodimerization activity	negative regulation of long-term synaptic potentiation positive regulation of cell communication regulation of cellular process modulation of chemical synaptic transmission signaling positive regulation of biological process negative regulation of biological process cell communication long-term synaptic potentiation synaptic signaling regulation of biological quality positive regulation of cellular process regulation of synaptic plasticity trans-synaptic signaling negative regulation of long-term synaptic potentiation positive regulation of cell communication regulation of cellular process modulation of chemical synaptic transmission signaling positive regulation of biological process negative regulation of biological process cell communication long-term synaptic potentiation synaptic signaling regulation of biological quality positive regulation of cellular process regulation of synaptic plasticity trans-synaptic signaling regulation of biological process regulation of signaling biological regulation cell-cell signaling positive regulation of synaptic transmission chemical synaptic transmission regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of long-term synaptic potentiation regulation of cell communication cellular process positive regulation of signaling nuclear pore localization cellular localization localization within membrane protein-containing complex localization cellular component organization localization nucleus organization organelle organization macromolecule localization cellular component organization or biogenesis developmental process multicellular organismal process regulation of multicellular organismal development regulation of developmental process cellular developmental process cell development regulation of neurogenesis regulation of cell differentiation nervous system development regulation of cell development regulation of nervous system development multicellular organism development neurogenesis cell differentiation anatomical structure development regulation of multicellular organismal process system development animal organ development regulation of tumor necrosis factor production negative regulation of tumor necrosis factor production cytokine production regulation of cytokine production negative regulation of cellular process negative regulation of macromolecule metabolic process regulation of biosynthetic process negative regulation of metabolic process tumor necrosis factor superfamily cytokine production negative regulation of cytokine production regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process tumor necrosis factor production regulation of gene expression negative regulation of gene expression regulation of tumor necrosis factor superfamily cytokine production biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of tumor necrosis factor superfamily cytokine production metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process negative regulation of multicellular organismal process regulation of metabolic process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process nucleobase-containing compound metabolic process positive regulation of metabolic process regulation of RNA metabolic process negative regulation of nucleobase-containing compound metabolic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process RNA catabolic process mRNA catabolic process primary metabolic process nucleobase-containing compound catabolic process nucleic acid catabolic process negative regulation of RNA metabolic process catabolic process RNA metabolic process macromolecule catabolic process negative regulation of mRNA metabolic process regulation of mRNA catabolic process positive regulation of biosynthetic process negative regulation of catabolic process negative regulation of mRNA catabolic process negative regulation of RNA catabolic process regulation of catabolic process mRNA metabolic process nucleic acid metabolic process positive regulation of gene expression regulation of mRNA metabolic process rhythmic process circadian sleep/wake cycle, sleep circadian sleep/wake cycle rhythmic behavior regulation of circadian sleep/wake cycle circadian rhythm regulation of circadian rhythm regulation of behavior behavior circadian behavior sleep regulation of circadian sleep/wake cycle, sleep circadian sleep/wake cycle process apoptotic process cell death programmed cell death muscle structure development muscle organ development spermatid development spermatid differentiation sexual reproduction spermatogenesis reproductive process multicellular organismal reproductive process cellular process involved in reproduction in multicellular organism developmental process involved in reproduction gamete generation male gamete generation germ cell development post-transcriptional regulation of gene expression positive regulation of mRNA metabolic process positive regulation of RNA metabolic process mRNA destabilization RNA destabilization positive regulation of catabolic process regulation of mRNA stability positive regulation of mRNA catabolic process regulation of RNA stability protein biosynthetic process negative regulation of translation protein metabolic process negative regulation of protein metabolic process regulation of protein metabolic process translation regulation of translation regulation of miRNA-mediated gene silencing positive regulation of post-transcriptional gene silencing positive regulation of miRNA-mediated gene silencing regulation of gene silencing by regulatory ncRNA positive regulation of post-transcriptional gene silencing by RNA regulation of post-transcriptional gene silencing by regulatory ncRNA regulatory ncRNA-mediated post-transcriptional gene silencing regulatory ncRNA-mediated gene silencing miRNA-mediated post-transcriptional gene silencing regulation of post-transcriptional gene silencing post-transcriptional gene silencing RNA transport nitrogen compound transport transport nucleic acid transport mRNA transport establishment of localization establishment of RNA localization RNA localization nucleobase-containing compound transport regulation of translation at synapse, modulating synaptic transmission regulation of translation at presynapse, modulating synaptic transmission regulation of translation at presynapse regulation of translation at synapse presynaptic modulation of chemical synaptic transmission regulation of defense response response to stimulus regulation of response to external stimulus negative regulation of inflammatory response defense response negative regulation of response to stimulus response to external stimulus regulation of inflammatory response regulation of response to stimulus response to stress negative regulation of response to external stimulus regulation of response to stress negative regulation of defense response inflammatory response cellular response to stimulus small GTPase-mediated signal transduction positive regulation of signal transduction regulation of small GTPase mediated signal transduction regulation of signal transduction intracellular signal transduction Rho protein signal transduction positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette signal transduction positive regulation of intracellular signal transduction regulation of Rho protein signal transduction positive regulation of Rho protein signal transduction positive regulation of small GTPase mediated signal transduction positive regulation of protein metabolic process positive regulation of translation skeletal muscle organ development head development forebrain development brain development dentate gyrus development pallium development central nervous system development telencephalon development hippocampus development limbic system development positive regulation of nervous system development regulation of long-term neuronal synaptic plasticity positive regulation of developmental process positive regulation of cell differentiation positive regulation of long-term neuronal synaptic plasticity positive regulation of neurogenesis regulation of neuronal synaptic plasticity positive regulation of cell development positive regulation of multicellular organismal process synaptic transmission, glutamatergic regulation of synaptic transmission, glutamatergic nuclear pore organization protein-containing complex organization pore complex assembly cellular component biogenesis nuclear pore complex assembly cellular component assembly protein-containing complex assembly organelle assembly membraneless organelle assembly	cellular anatomical structure membrane membrane-bounded organelle intracellular organelle organelle envelope intracellular anatomical structure organelle nuclear envelope nucleus intracellular membrane-bounded organelle endomembrane system cytoplasm cytosol intracellular membraneless organelle cellular anatomical structure membrane membrane-bounded organelle intracellular organelle organelle envelope intracellular anatomical structure organelle nuclear envelope nucleus intracellular membrane-bounded organelle endomembrane system cytoplasm cytosol intracellular membraneless organelle costamere membraneless organelle contractile muscle fiber supramolecular fiber myofibril supramolecular polymer supramolecular complex synapse cell junction glutamatergic synapse cell projection neuron projection plasma membrane bounded cell projection neuron spine dendritic spine somatodendritic compartment postsynapse dendrite dendritic tree perinuclear region of cytoplasm axon membrane-enclosed lumen nucleolus intracellular organelle lumen organelle lumen nuclear lumen cytoplasmic ribonucleoprotein granule ribonucleoprotein granule cytoplasmic stress granule presynapse ribosome

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR047495	RNA-binding protein FXR1, second type I K homology domain	Domain
A	IPR047496	RNA-binding protein FXR2, third type I K homology domain	Domain
A	IPR032172	Fragile X-related protein 1, C-terminal region 1	Domain
A	IPR041560	FMR1, tudor domain	Domain
A	IPR022034	Fragile X messenger ribonucleoprotein 1-like, C-terminal core	Domain
A	IPR047494	RNA-binding protein FXR1, first type I K homology domain	Domain
A	IPR047425	RNA-binding protein FXR1, first Tudor-like Agenet domain	Domain
A	IPR004088	K Homology domain, type 1	Domain
A	IPR040148	Fragile X messenger ribonucleoprotein 1	Family
A	IPR008395	Agenet-like domain	Domain
A	IPR047427	RNA-binding protein FXR1, second Tudor-like Agenet domain	Domain
A	IPR004087	K Homology domain	Domain
A	IPR036612	K Homology domain, type 1 superfamily	Homologous Superfamily
A	IPR040472	Synaptic functional regulator FMRP, KH0 domain	Domain
A	IPR032177	Fragile X-related 1 protein, C-terminal region 3	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P51114	pancreatic intraductal papillary-mucinous neoplasm Sjogren syndrome anorexia nervosa autism spectrum disorder Gaucher disease lung adenocarcinoma malignant ependymoma nasopharyngeal carcinoma ovarian cancer pituitary cancer tuberculosis attention deficit hyperactivity disorder, inattentive type breast cancer glioblastoma lung cancer pancreatic intraductal papillary-mucinous neoplasm Sjogren syndrome anorexia nervosa autism spectrum disorder Gaucher disease lung adenocarcinoma malignant ependymoma nasopharyngeal carcinoma ovarian cancer pituitary cancer tuberculosis attention deficit hyperactivity disorder, inattentive type breast cancer glioblastoma lung cancer malignant glioma non-small cell lung carcinoma pancreatic ductal adenocarcinoma plasma cell myeloma atypical teratoid rhabdoid tumor fragile X syndrome large cell medulloblastoma lymphoplasmacytic lymphoma Malignant neoplasm of breast osteosarcoma

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.