Annotations: 1GRJ

Domain Annotation: SCOP/SCOPe Classification SCOP-e 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 factor, C-terminal domain	8022494	4001068	SCOP2 (2022-06-29)
A	SCOP2 Family	GreA transcript cleavage protein, N-terminal domain	8023930	4000597	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Transcription elongation factor, GreA/GreB-like	8034874	3002449	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	GreA transcript cleavage protein, N-terminal domain	8036309	3000703	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 nucleic acid binding RNA polymerase binding protein binding enzyme binding basal transcription machinery binding bacterial-type RNA polymerase holo enzyme binding	RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process DNA-templated transcription elongation biosynthetic process metabolic process cellular process RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process DNA-templated transcription elongation biosynthetic process metabolic process cellular process macromolecule metabolic process regulation of cellular process regulation of primary 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 macromolecule metabolic process regulation of gene expression regulation of macromolecule biosynthetic process regulation of DNA-templated transcription regulation of metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm 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 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.