Annotations: 3BMB

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Rnk_N	e3bmbA2	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: Rnk_N	ECOD (1.6)
A	GreA_GreB	e3bmbA1	A: a+b two layers	X: FKBP-like	H: FKBP-like	T: FKBP-like	F: GreA_GreB	ECOD (1.6)
B	Rnk_N	e3bmbB2	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: Rnk_N	ECOD (1.6)
B	GreA_GreB	e3bmbB1	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	1.10.286.20	Mainly Alpha	Orthogonal Bundle	GTP Cyclohydrolase I	Chain A, domain 1	CATH (4.3.0)
A	3.10.50.30	Alpha Beta	Roll	Chitinase A	domain 3	CATH (4.3.0)
B	1.10.286.20	Mainly Alpha	Orthogonal Bundle	GTP Cyclohydrolase I	Chain A, domain 1	CATH (4.3.0)
B	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, B	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
A, B	PF14760	Rnk N-terminus (Rnk_N)	Rnk N-terminus	This domain occurs at the N-terminus of Rnk, an RNA polymerase-interacting protein of the GreA/GreB family (Pfam:PF01272). It has a coiled coil structure [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Regulator of nucleoside diphosphate kinase	DNA binding binding organic cyclic compound binding nucleic acid binding RNA polymerase binding protein binding enzyme binding	cellular biosynthetic process cellular metabolic 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 organic cyclic compound metabolic process nucleic acid biosynthetic process DNA-templated transcription elongation organic substance metabolic process cellular biosynthetic process cellular metabolic 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 organic cyclic compound metabolic process nucleic acid biosynthetic process DNA-templated transcription elongation organic substance metabolic process biosynthetic process organic cyclic compound biosynthetic process organic substance 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 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	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR028625	Regulator of nucleoside diphosphate kinase	Family
A, B	IPR029462	Regulator of nucleoside diphosphate kinase, N-terminal domain	Domain
A, B	IPR023459	Transcription elongation factor GreA/GreB family	Family
A, B	IPR036953	Transcription elongation factor GreA/GreB, C-terminal domain superfamily	Homologous Superfamily
A, B	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.