Annotations: 1GRJ

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1grja1	All alpha proteins	Long alpha-hairpin	GreA transcript cleavage protein, N-terminal domain	GreA transcript cleavage protein, N-terminal domain	GreA transcript cleavage protein, N-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d1grja2	Alpha and beta proteins (a+b)	FKBP-like	FKBP-like	GreA transcript cleavage factor, C-terminal domain	GreA transcript cleavage factor, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	GreA transcript cleavage protein N-terminal domain	8023930	4000597	SCOP2 (2022-06-29)
A	SCOP2 Family	GreA transcript cleavage factor C-terminal domain	8022494	4001068	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	GreA transcript cleavage protein N-terminal domain	8036309	3000703	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Transcription elongation factor GreA/GreB-like	8034874	3002449	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	GreA_GreB_N	e1grjA1	A: alpha bundles	X: Long alpha-hairpin	H: GreA transcript cleavage protein, N-terminal domain (From Topology)	T: GreA transcript cleavage protein, N-terminal domain	F: GreA_GreB_N	ECOD (1.6)
A	GreA_GreB	e1grjA2	A: a+b two layers	X: FKBP-like	H: FKBP-like	T: FKBP-like	F: GreA_GreB	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.287.180	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	Transcription elongation factor, GreA/GreB, N-terminal domain	CATH (4.3.0)
A	3.10.50.30	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF03449	Transcription elongation factor, N-terminal (GreA_GreB_N)	Transcription elongation factor, N-terminal	This domain adopts a long alpha-hairpin structure.	Domain
A	PF01272	Transcription elongation factor, GreA/GreB, C-term (GreA_GreB)	Transcription elongation factor, GreA/GreB, C-term	This domain has an FKBP-like fold.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	GREA PROTEIN	DNA binding binding organic cyclic compound binding nucleic acid binding RNA polymerase binding protein binding enzyme binding basal transcription machinery binding bacterial-type RNA polymerase holo enzyme binding	cellular biosynthetic process RNA metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process organic substance metabolic process heterocycle metabolic process organic substance biosynthetic process nitrogen compound metabolic process cellular metabolic process cellular nitrogen compound metabolic process primary metabolic process nucleobase-containing compound biosynthetic process cellular biosynthetic process RNA metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process organic substance metabolic process heterocycle metabolic process organic substance biosynthetic process nitrogen compound metabolic process cellular metabolic process cellular nitrogen compound metabolic process primary metabolic process nucleobase-containing compound biosynthetic process heterocycle biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process organic cyclic compound metabolic process DNA-templated transcription elongation biosynthetic process aromatic compound biosynthetic process organic cyclic compound biosynthetic process metabolic process cellular process macromolecule metabolic process cellular aromatic compound metabolic process regulation of cellular process regulation of primary metabolic process regulation of nitrogen compound metabolic process regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of DNA-templated transcription elongation regulation of biological process biological regulation regulation of cellular metabolic process regulation of macromolecule metabolic process regulation of cellular biosynthetic process regulation of gene expression regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR022691	Transcription elongation factor, GreA/GreB, N-terminal	Domain
A	IPR023459	Transcription elongation factor GreA/GreB family	Family
A	IPR036953	Transcription elongation factor GreA/GreB, C-terminal domain superfamily	Homologous Superfamily
A	IPR018151	Transcription elongation factor, GreA/GreB, conserved site	Conserved Site
A	IPR028624	Transcription elongation factor GreA/GreB	Family
A	IPR036805	Transcription elongation factor, GreA/GreB, N-terminal domain superfamily	Homologous Superfamily
A	IPR006359	Transcription elongation factor GreA	Family
A	IPR001437	Transcription elongation factor, GreA/GreB, C-terminal	Domain

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.