Annotations: 1WCN

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Sigma_1_2	e1wcnA1	A: a/b three-layered sandwiches	X: Globin-like	H: Globin-like	T: Globin-like	F: Sigma_1_2	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.150.20	Mainly Alpha	Orthogonal Bundle	DNA polymerase	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF14520	Helix-hairpin-helix domain (HHH_5)	Helix-hairpin-helix domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	TRANSCRIPTION ELONGATION PROTEIN NUSA	protein binding binding protein domain specific binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding RNA polymerase binding bacterial-type RNA polymerase core enzyme binding RNA polymerase core enzyme binding enzyme binding transcription regulator activity DNA-binding transcription factor activity RNA binding protein binding binding protein domain specific binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding RNA polymerase binding bacterial-type RNA polymerase core enzyme binding RNA polymerase core enzyme binding enzyme binding transcription regulator activity DNA-binding transcription factor activity RNA binding nucleic acid binding	cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly cellular process cellular component organization or biogenesis 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 cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly cellular process cellular component organization or biogenesis 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 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 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 negative regulation of metabolic process primary metabolic process regulation of gene expression biosynthetic process negative regulation of macromolecule 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 positive regulation of biological process RNA metabolic process DNA-templated transcription termination RNA biosynthetic process nucleic acid biosynthetic process positive regulation of biosynthetic process negative regulation of protein-containing complex disassembly negative regulation of cellular process positive regulation of cellular process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process biological regulation regulation of macromolecule metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process positive regulation of gene expression negative regulation of biosynthetic process ribosome biogenesis ribonucleoprotein complex biogenesis regulation of DNA-templated transcription elongation DNA-templated transcription elongation	membrane-bounded organelle protein-containing complex intracellular anatomical structure transcription elongation factor complex nucleus membrane-enclosed lumen nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure nucleoplasm organelle lumen organelle membrane-bounded organelle protein-containing complex intracellular anatomical structure transcription elongation factor complex nucleus membrane-enclosed lumen nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure nucleoplasm organelle lumen organelle nuclear lumen cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036555	NusA, N-terminal domain superfamily	Homologous Superfamily
A	IPR003029	S1 domain	Domain
A	IPR013735	Transcription factor NusA, N-terminal	Domain
A	IPR009019	K homology domain superfamily, prokaryotic type	Homologous Superfamily
A	IPR010214	Transcription termination factor NusA, C-terminal duplication	Repeat
A	IPR010213	Transcription factor NusA	Domain
A	IPR015946	K homology domain-like, alpha/beta	Homologous Superfamily
A	IPR030842	Transcription factor NusA, prokaryotes	Family
A	IPR025249	Transcription factor NusA, first KH domain	Domain
A	IPR058582	NusA-like, second KH domain	Domain
A	IPR012340	Nucleic acid-binding, OB-fold	Homologous Superfamily
A	IPR010995	DNA repair Rad51/transcription factor NusA, alpha-helical	Homologous Superfamily

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.