Annotations: 4QVD

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	LSM	e4qvdD1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: LSM	ECOD (1.6)
E	LSM	e4qvdE1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: LSM	ECOD (1.6)
F	LSM	e4qvdF1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: LSM	ECOD (1.6)
C	LSM	e4qvdC1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: LSM	ECOD (1.6)
B	LSM	e4qvdB1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: LSM	ECOD (1.6)
A	LSM	e4qvdA1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: LSM	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	2.30.30.100	Mainly Beta	Roll	SH3 type barrels.		CATH (4.3.0)
E	2.30.30.100	Mainly Beta	Roll	SH3 type barrels.		CATH (4.3.0)
F	2.30.30.100	Mainly Beta	Roll	SH3 type barrels.		CATH (4.3.0)
C	2.30.30.100	Mainly Beta	Roll	SH3 type barrels.		CATH (4.3.0)
B	2.30.30.100	Mainly Beta	Roll	SH3 type barrels.		CATH (4.3.0)
A	2.30.30.100	Mainly Beta	Roll	SH3 type barrels.		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F	PF17209	Hfq protein (Hfq)	Hfq protein		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
G [auth H]	RNA (5'-R(APAPCPUPAPAP*A)-3')	-	-	-
A, B, C, D, E A, B, C, D, E, F	RNA-binding protein Hfq	RNA binding binding nucleic acid binding	regulation of cellular process catabolic 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 biological quality regulation of nucleobase-containing compound metabolic process RNA catabolic process regulation of biosynthetic process regulation of biological process biological regulation regulation of cellular process catabolic 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 biological quality regulation of nucleobase-containing compound metabolic process RNA catabolic process regulation of biosynthetic process regulation of biological process biological regulation primary metabolic process regulation of macromolecule metabolic process regulation of catabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound catabolic process regulation of gene expression biosynthetic process regulation of RNA stability nucleic acid catabolic process regulation of macromolecule biosynthetic process metabolic process cellular process macromolecule metabolic process regulation of metabolic process protein biosynthetic process regulation of translation, ncRNA-mediated protein metabolic process regulation of protein metabolic process translation regulation of translation RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA biosynthetic process nucleobase-containing compound biosynthetic process regulation of DNA-templated transcription	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F	IPR010920	LSM domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR005001	RNA-binding protein Hfq	Family
A, B, C, D, E A, B, C, D, E, F	IPR047575	Sm domain	Domain

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.