3R2C

Crystal Structure of Antitermination Factors NusB and NusE in complex with BoxA RNA

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	NusB-like	8074900	3000679	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	NusB-like	8074900	3000679	SCOP2B (2022-06-29)
D [auth K]	SCOP2 Family	Ribosomal protein S10	8098201	4001240	SCOP2 (2022-06-29)
D [auth K]	SCOP2 Superfamily	Ribosomal protein S10	8098202	3001336	SCOP2 (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	PF01029	e3r2cA1	A: alpha complex topology	X: NusB-like (From Topology)	H: NusB-like (From Topology)	T: NusB-like	F: PF01029	ECOD (1.6)
B	PF01029	e3r2cB1	A: alpha complex topology	X: NusB-like (From Topology)	H: NusB-like (From Topology)	T: NusB-like	F: PF01029	ECOD (1.6)
C [auth J]	PF00338	e3r2cJ1	A: a+b two layers	X: Alpha-beta plaits	H: Ribosomal protein S10 (From Topology)	T: Ribosomal protein S10	F: PF00338	ECOD (1.6)
D [auth K]	PF00338	e3r2cK1	A: a+b two layers	X: Alpha-beta plaits	H: Ribosomal protein S10 (From Topology)	T: Ribosomal protein S10	F: PF00338	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.940.10	Mainly Alpha	Orthogonal Bundle	N-utilizing Substance Protein B Homolog	Chain A	CATH (4.3.0)
B	1.10.940.10	Mainly Alpha	Orthogonal Bundle	N-utilizing Substance Protein B Homolog	Chain A	CATH (4.3.0)
C [auth J]	3.30.70.600	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Ribosomal protein S10	CATH (4.3.0)
D [auth K]	3.30.70.600	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	Ribosomal protein S10	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01029	NusB family (NusB)	NusB family	The NusB protein is involved in the regulation of rRNA biosynthesis by transcriptional antitermination.	Domain
C [auth J], D [auth K]	PF00338	Ribosomal protein S10p/S20e (Ribosomal_S10)	Ribosomal protein S10p/S20e	This family includes small ribosomal subunit S10 from prokaryotes and S20 from eukaryotes.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	N utilization substance protein B	RNA binding binding organic cyclic compound binding nucleic acid binding	negative regulation of termination of DNA-templated transcription regulation of cellular process negative regulation of biological process protein-containing complex disassembly positive regulation of macromolecule biosynthetic process regulation of protein-containing complex disassembly negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process organic substance biosynthetic process negative regulation of termination of DNA-templated transcription regulation of cellular process negative regulation of biological process protein-containing complex disassembly positive regulation of macromolecule biosynthetic process regulation of protein-containing complex disassembly negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process organic substance biosynthetic process positive regulation of macromolecule metabolic process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process cellular component disassembly negative regulation of DNA-templated transcription regulation of biological process negative regulation of cellular component organization cellular metabolic process negative regulation of metabolic process regulation of cellular metabolic process primary metabolic process negative regulation of cellular biosynthetic process regulation of gene expression organic cyclic compound metabolic process biosynthetic process negative regulation of macromolecule biosynthetic process organic cyclic compound biosynthetic process regulation of termination of DNA-templated transcription regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process regulation of cellular component organization transcription antitermination cellular biosynthetic process positive regulation of biological process RNA metabolic process positive regulation of cellular metabolic process DNA-templated transcription termination RNA biosynthetic process cellular component organization nucleic acid biosynthetic process organic substance metabolic process positive regulation of biosynthetic process negative regulation of protein-containing complex disassembly negative regulation of cellular process cellular component organization or biogenesis positive regulation of cellular process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process protein-containing complex organization biological regulation regulation of macromolecule metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process positive regulation of gene expression negative regulation of biosynthetic process cellular process positive regulation of cellular biosynthetic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol
C [auth J], D [auth K]	30S ribosomal protein S10	RNA binding binding organic cyclic compound binding tRNA binding nucleic acid binding structural molecule activity structural constituent of ribosome	organonitrogen compound metabolic process cellular biosynthetic process cellular metabolic process organonitrogen compound biosynthetic process primary metabolic process translation gene expression macromolecule biosynthetic process organic substance metabolic process biosynthetic process organic substance biosynthetic process metabolic process cellular process protein metabolic process organonitrogen compound metabolic process cellular biosynthetic process cellular metabolic process organonitrogen compound biosynthetic process primary metabolic process translation gene expression macromolecule biosynthetic process organic substance metabolic process biosynthetic process organic substance biosynthetic process metabolic process cellular process protein metabolic process macromolecule metabolic process	protein-containing complex intracellular anatomical structure small ribosomal subunit cellular anatomical entity ribosomal subunit intracellular organelle organelle ribonucleoprotein complex intracellular non-membrane-bounded organelle ribosome non-membrane-bounded organelle
E [auth R], F [auth S]	5'-R(GPGPCPUPCPCPUPUPGPGPCPA)-3'	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR035926	NusB-like superfamily	Homologous Superfamily
A, B	IPR011605	NusB antitermination factor	Family
A, B	IPR006027	NusB/RsmB/TIM44	Domain
C [auth J], D [auth K]	IPR001848	Small ribosomal subunit protein uS10	Family
C [auth J], D [auth K]	IPR027486	Small ribosomal subunit protein uS10 domain	Domain
C [auth J], D [auth K]	IPR036838	Small ribosomal subunit protein uS10 domain superfamily	Homologous Superfamily
C [auth J], D [auth K]	IPR018268	Small ribosomal subunit protein uS10, conserved site	Conserved Site

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.