Annotations: 1RM1

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
C [auth A]	d1rm1a1	Alpha and beta proteins (a+b)	TBP-like	TATA-box binding protein-like	TATA-box binding protein (TBP), C-terminal domain	TATA-box binding protein (TBP), C-terminal domain	baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
D [auth B]	d1rm1b1	All alpha proteins	Transcription factor IIA (TFIIA), alpha-helical domain	Transcription factor IIA (TFIIA), alpha-helical domain	Transcription factor IIA (TFIIA), alpha-helical domain	Small chain TOA2, N-terminal domain	baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
D [auth B]	d1rm1b2	All beta proteins	Transcription factor IIA (TFIIA), beta-barrel domain	Transcription factor IIA (TFIIA), beta-barrel domain	Transcription factor IIA (TFIIA), beta-barrel domain	Small chain TOA2, C-terminal domain	baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C [auth A]	SCOP2B Superfamily	TATA-box binding protein-like	8036833	3000705	SCOP2B (2022-06-29)
C [auth A]	SCOP2B Superfamily	TATA-box binding protein-like	8036831	3000705	SCOP2B (2022-06-29)
D [auth B]	SCOP2B Superfamily	Transcription factor IIA (TFIIA) alpha-helical domain	8036837	3001887	SCOP2B (2022-06-29)
E [auth C]	SCOP2B Superfamily	Transcription factor IIA (TFIIA) alpha-helical domain	8036834	3001887	SCOP2B (2022-06-29)
E [auth C]	SCOP2B Superfamily	Transcription factor IIA (TFIIA) beta-barrel domain	8036836	3001281	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C [auth A]	TBP	e1rm1A1	A: a+b two layers	X: TBP-like	H: TATA-box binding protein-like (From Topology)	T: TATA-box binding protein-like	F: TBP	ECOD (1.6)
D [auth B]	TFIIA_gamma_C	e1rm1B1	A: beta duplicates or obligate multimers	X: Transcription factor IIA (TFIIA), beta-barrel domain (From Topology)	H: Transcription factor IIA (TFIIA), beta-barrel domain (From Topology)	T: Transcription factor IIA (TFIIA), beta-barrel domain	F: TFIIA_gamma_C	ECOD (1.6)
D [auth B]	TFIIA_gamma_N	e1rm1B2	A: alpha duplicates or obligate multimers	X: TFIIA, alpha-helical domain (From Topology)	H: TFIIA, alpha-helical domain (From Topology)	T: TFIIA, alpha-helical domain	F: TFIIA_gamma_N	ECOD (1.6)
E [auth C]	TFIIA_C	e1rm1C1	A: beta duplicates or obligate multimers	X: Transcription factor IIA (TFIIA), beta-barrel domain (From Topology)	H: Transcription factor IIA (TFIIA), beta-barrel domain (From Topology)	T: Transcription factor IIA (TFIIA), beta-barrel domain	F: TFIIA_C	ECOD (1.6)
E [auth C]	TFIIA_N	e1rm1C2	A: alpha duplicates or obligate multimers	X: TFIIA, alpha-helical domain (From Topology)	H: TFIIA, alpha-helical domain (From Topology)	T: TFIIA, alpha-helical domain	F: TFIIA_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C [auth A]	3.30.310.10	Alpha Beta	2-Layer Sandwich	TATA-Binding Protein	TATA-Binding Protein	CATH (4.3.0)
D [auth B]	1.10.287.190	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	Transcription factor IIA gamma subunit, alpha-helical domain	CATH (4.3.0)
D [auth B]	2.30.18.10	Mainly Beta	Roll	TATA box binding Protein, subunit D	domain 2	CATH (4.3.0)
E [auth C]	1.10.287.100	Mainly Alpha	Orthogonal Bundle	Helix Hairpins		CATH (4.3.0)
E [auth C]	2.30.18.10	Mainly Beta	Roll	TATA box binding Protein, subunit D	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C [auth A]	PF00352	Transcription factor TFIID (or TATA-binding protein, TBP) (TBP)	Transcription factor TFIID (or TATA-binding protein, TBP)	-	Domain
D [auth B]	PF02751	Transcription initiation factor IIA, gamma subunit (TFIIA_gamma_C)	Transcription initiation factor IIA, gamma subunit	Accurate transcription in vivo requires at least six general transcription initiation factors, in addition to RNA polymerase II. Transcription initiation factor IIA (TFIIA) is a multimeric protein which facilitates the binding of TFIID to the TATA b ...	Accurate transcription in vivo requires at least six general transcription initiation factors, in addition to RNA polymerase II. Transcription initiation factor IIA (TFIIA) is a multimeric protein which facilitates the binding of TFIID to the TATA box. The C-terminal domain of the gamma subunit is a 12 stranded beta-barrel.	Domain
D [auth B]	PF02268	Transcription initiation factor IIA, gamma subunit, helical domain (TFIIA_gamma_N)	Transcription initiation factor IIA, gamma subunit, helical domain	Accurate transcription in vivo requires at least six general transcription initiation factors, in addition to RNA polymerase II. Transcription initiation factor IIA (TFIIA) is a multimeric protein which facilitates the binding of TFIID to the TATA ...	Accurate transcription in vivo requires at least six general transcription initiation factors, in addition to RNA polymerase II. Transcription initiation factor IIA (TFIIA) is a multimeric protein which facilitates the binding of TFIID to the TATA box. The N-terminal domain of the gamma subunit is a 4 helix bundle.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth D]	5'-D(APTPCPGPAPTPCPGPAPTPAPTPAPAPAPAPCPG)-3'	-	-	-
B [auth E]	5'-D(PCPGPTPTPTPTPAPTPAPTPCPGPAPTPCPGPAPT)-3'	-	-	-
C [auth A]	TATA-box binding protein	transcription factor binding RNA polymerase II-specific DNA-binding transcription factor binding protein binding binding DNA-binding transcription factor binding protein-containing complex binding chromatin binding basal transcription machinery binding basal RNA polymerase II transcription machinery binding general transcription initiation factor binding RNA polymerase II general transcription initiation factor binding TFIIA-class transcription factor complex binding RNA polymerase III transcription regulatory region sequence-specific DNA binding DNA binding transcription factor binding RNA polymerase II-specific DNA-binding transcription factor binding protein binding binding DNA-binding transcription factor binding protein-containing complex binding chromatin binding basal transcription machinery binding basal RNA polymerase II transcription machinery binding general transcription initiation factor binding RNA polymerase II general transcription initiation factor binding TFIIA-class transcription factor complex binding RNA polymerase III transcription regulatory region sequence-specific DNA binding DNA binding sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding double-stranded DNA binding organic cyclic compound binding nucleic acid binding transcription regulatory region nucleic acid binding RNA polymerase I general transcription initiation factor binding DNA binding, bending general transcription initiation factor activity RNA polymerase II general transcription initiation factor activity core promoter sequence-specific DNA binding RNA polymerase II core promoter sequence-specific DNA binding RNA polymerase II transcription regulatory region sequence-specific DNA binding disordered domain specific binding protein domain specific binding	regulation of cellular process negative regulation of biological process negative regulation of nitrogen compound metabolic process negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process regulation of nitrogen compound metabolic process DNA-templated transcription regulation of RNA metabolic process heterocycle metabolic process organic substance biosynthetic process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of cellular process negative regulation of biological process negative regulation of nitrogen compound metabolic process negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process regulation of nitrogen compound metabolic process DNA-templated transcription regulation of RNA metabolic process heterocycle metabolic process organic substance biosynthetic process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process negative regulation of DNA-templated transcription regulation of biological process cellular metabolic process negative regulation of metabolic process cellular nitrogen compound metabolic process primary metabolic process regulation of cellular metabolic process negative regulation of cellular biosynthetic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process aromatic compound biosynthetic process negative regulation of macromolecule biosynthetic process organic cyclic compound biosynthetic process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process cellular biosynthetic process RNA metabolic process RNA biosynthetic process nucleic acid biosynthetic process organic substance metabolic process negative regulation of cellular process nitrogen compound metabolic process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process biological regulation regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process heterocycle biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process negative regulation of biosynthetic process cellular process cellular aromatic compound metabolic process transcription preinitiation complex assembly cellular component organization cellular component biogenesis protein-DNA complex organization cellular component assembly transcription by RNA polymerase II protein-containing complex assembly cellular component organization or biogenesis transcription initiation at RNA polymerase II promoter protein-containing complex organization protein-DNA complex assembly DNA-templated transcription initiation RNA polymerase II preinitiation complex assembly transcription by RNA polymerase III regulation of transcription by RNA polymerase III transcription by RNA polymerase I rRNA transcription rRNA metabolic process nucleolar large rRNA transcription by RNA polymerase I ncRNA transcription ncRNA metabolic process RNA polymerase I preinitiation complex assembly transcription initiation at RNA polymerase I promoter RNA polymerase III preinitiation complex assembly transcription initiation at RNA polymerase III promoter positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of macromolecule metabolic process regulation of transcription by RNA polymerase II positive regulation of nucleobase-containing compound metabolic process positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process positive regulation of DNA-templated transcription positive regulation of biological process positive regulation of cellular metabolic process positive regulation of biosynthetic process positive regulation of cellular process positive regulation of nitrogen compound metabolic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process	RNA polymerase II transcription regulator complex membrane-bounded organelle RNA polymerase II, holoenzyme protein-containing complex intracellular anatomical structure nucleus membrane-enclosed lumen nuclear protein-containing complex transcription regulator complex transferase complex intracellular organelle lumen intracellular organelle nucleoplasm catalytic complex RNA polymerase II transcription regulator complex membrane-bounded organelle RNA polymerase II, holoenzyme protein-containing complex intracellular anatomical structure nucleus membrane-enclosed lumen nuclear protein-containing complex transcription regulator complex transferase complex intracellular organelle lumen intracellular organelle nucleoplasm catalytic complex intracellular membrane-bounded organelle cellular anatomical entity transferase complex, transferring phosphorus-containing groups nuclear DNA-directed RNA polymerase complex organelle lumen organelle RNA polymerase complex transcription factor TFIIA complex DNA-directed RNA polymerase complex intracellular protein-containing complex nuclear lumen transcription factor TFIID complex RNA polymerase III transcription regulator complex transcription factor TFIIIB complex
D [auth B]	Transcription initiation factor IIA small chain	transcription factor binding protein binding binding TBP-class protein binding general transcription initiation factor binding general transcription initiation factor activity RNA polymerase II general transcription initiation factor activity DNA binding sequence-specific DNA binding double-stranded DNA binding core promoter sequence-specific DNA binding nucleic acid binding RNA polymerase II core promoter sequence-specific DNA binding RNA polymerase II transcription regulatory region sequence-specific DNA binding transcription factor binding protein binding binding TBP-class protein binding general transcription initiation factor binding general transcription initiation factor activity RNA polymerase II general transcription initiation factor activity DNA binding sequence-specific DNA binding double-stranded DNA binding core promoter sequence-specific DNA binding nucleic acid binding RNA polymerase II core promoter sequence-specific DNA binding RNA polymerase II transcription regulatory region sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding organic cyclic compound binding transcription regulatory region nucleic acid binding	regulation of cellular process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process regulation of nitrogen compound metabolic process nucleobase-containing compound metabolic process DNA-templated transcription positive regulation of metabolic process regulation of DNA-templated transcription initiation regulation of RNA metabolic process transcription by RNA polymerase II heterocycle metabolic process organic substance biosynthetic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process regulation of cellular process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process regulation of nitrogen compound metabolic process nucleobase-containing compound metabolic process DNA-templated transcription positive regulation of metabolic process regulation of DNA-templated transcription initiation regulation of RNA metabolic process transcription by RNA polymerase II heterocycle metabolic process organic substance biosynthetic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process transcription initiation at RNA polymerase II promoter regulation of transcription by RNA polymerase II regulation of biological process positive regulation of nucleobase-containing compound metabolic process cellular metabolic process cellular nitrogen compound metabolic process primary metabolic process regulation of cellular metabolic process positive regulation of transcription by RNA polymerase II positive regulation of DNA-templated transcription initiation positive regulation of RNA metabolic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process aromatic compound biosynthetic process organic cyclic compound biosynthetic process metabolic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process cellular biosynthetic process positive regulation of DNA-templated transcription positive regulation of biological process RNA metabolic process positive regulation of cellular metabolic process RNA biosynthetic process nucleic acid biosynthetic process organic substance metabolic process positive regulation of biosynthetic process nitrogen compound metabolic process positive regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process positive regulation of transcription initiation by RNA polymerase II biological regulation regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process heterocycle biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process DNA-templated transcription initiation regulation of cellular biosynthetic process positive regulation of nitrogen compound metabolic process positive regulation of RNA biosynthetic process regulation of transcription initiation by RNA polymerase II cellular process cellular aromatic compound metabolic process positive regulation of cellular biosynthetic process transcription preinitiation complex assembly cellular component organization cellular component biogenesis protein-DNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis protein-containing complex organization protein-DNA complex assembly RNA polymerase II preinitiation complex assembly	RNA polymerase II transcription regulator complex membrane-bounded organelle RNA polymerase II, holoenzyme protein-containing complex intracellular anatomical structure nucleus membrane-enclosed lumen nuclear protein-containing complex transcription regulator complex transferase complex intracellular organelle lumen intracellular organelle nucleoplasm catalytic complex RNA polymerase II transcription regulator complex membrane-bounded organelle RNA polymerase II, holoenzyme protein-containing complex intracellular anatomical structure nucleus membrane-enclosed lumen nuclear protein-containing complex transcription regulator complex transferase complex intracellular organelle lumen intracellular organelle nucleoplasm catalytic complex intracellular membrane-bounded organelle cellular anatomical entity transferase complex, transferring phosphorus-containing groups nuclear DNA-directed RNA polymerase complex organelle lumen organelle RNA polymerase complex transcription factor TFIIA complex DNA-directed RNA polymerase complex intracellular protein-containing complex nuclear lumen cytoplasm
E [auth C]	Transcription initiation factor IIA large chain	transcription factor binding protein binding binding TBP-class protein binding general transcription initiation factor binding transcription regulator activity transcription coregulator activity protein-macromolecule adaptor activity molecular adaptor activity DNA binding sequence-specific DNA binding double-stranded DNA binding core promoter sequence-specific DNA binding nucleic acid binding transcription factor binding protein binding binding TBP-class protein binding general transcription initiation factor binding transcription regulator activity transcription coregulator activity protein-macromolecule adaptor activity molecular adaptor activity DNA binding sequence-specific DNA binding double-stranded DNA binding core promoter sequence-specific DNA binding nucleic acid binding RNA polymerase II core promoter sequence-specific DNA binding RNA polymerase II transcription regulatory region sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding organic cyclic compound binding transcription regulatory region nucleic acid binding	regulation of cellular process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process regulation of nitrogen compound metabolic process nucleobase-containing compound metabolic process DNA-templated transcription positive regulation of metabolic process regulation of DNA-templated transcription initiation regulation of RNA metabolic process transcription by RNA polymerase II heterocycle metabolic process organic substance biosynthetic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process regulation of cellular process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process regulation of nitrogen compound metabolic process nucleobase-containing compound metabolic process DNA-templated transcription positive regulation of metabolic process regulation of DNA-templated transcription initiation regulation of RNA metabolic process transcription by RNA polymerase II heterocycle metabolic process organic substance biosynthetic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process transcription initiation at RNA polymerase II promoter regulation of transcription by RNA polymerase II regulation of biological process positive regulation of nucleobase-containing compound metabolic process cellular metabolic process cellular nitrogen compound metabolic process primary metabolic process regulation of cellular metabolic process positive regulation of transcription by RNA polymerase II positive regulation of DNA-templated transcription initiation positive regulation of RNA metabolic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process aromatic compound biosynthetic process organic cyclic compound biosynthetic process metabolic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process cellular biosynthetic process positive regulation of DNA-templated transcription positive regulation of biological process RNA metabolic process positive regulation of cellular metabolic process RNA biosynthetic process nucleic acid biosynthetic process organic substance metabolic process positive regulation of biosynthetic process nitrogen compound metabolic process positive regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process positive regulation of transcription initiation by RNA polymerase II biological regulation regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process heterocycle biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process DNA-templated transcription initiation regulation of cellular biosynthetic process positive regulation of nitrogen compound metabolic process positive regulation of RNA biosynthetic process regulation of transcription initiation by RNA polymerase II cellular process cellular aromatic compound metabolic process positive regulation of cellular biosynthetic process transcription preinitiation complex assembly cellular component organization cellular component biogenesis protein-DNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis protein-containing complex organization protein-DNA complex assembly RNA polymerase II preinitiation complex assembly	RNA polymerase II transcription regulator complex membrane-bounded organelle RNA polymerase II, holoenzyme protein-containing complex intracellular anatomical structure nucleus membrane-enclosed lumen nuclear protein-containing complex transcription regulator complex transferase complex intracellular organelle lumen intracellular organelle nucleoplasm catalytic complex RNA polymerase II transcription regulator complex membrane-bounded organelle RNA polymerase II, holoenzyme protein-containing complex intracellular anatomical structure nucleus membrane-enclosed lumen nuclear protein-containing complex transcription regulator complex transferase complex intracellular organelle lumen intracellular organelle nucleoplasm catalytic complex intracellular membrane-bounded organelle cellular anatomical entity transferase complex, transferring phosphorus-containing groups nuclear DNA-directed RNA polymerase complex organelle lumen organelle RNA polymerase complex transcription factor TFIIA complex DNA-directed RNA polymerase complex intracellular protein-containing complex nuclear lumen cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth A]	IPR030491	TATA-box binding protein, conserved site	Conserved Site
C [auth A]	IPR000814	TATA-box binding protein	Family
C [auth A]	IPR012295	TBP domain superfamily	Homologous Superfamily
C [auth A]	IPR033710	TATA-box binding protein, eukaryotic	Family
D [auth B]	IPR015871	Transcription initiation factor IIA, gamma subunit, C-terminal	Domain
D [auth B]	IPR015872	Transcription initiation factor IIA, gamma subunit, N-terminal	Domain
D [auth B]	IPR009083	Transcription factor IIA, alpha-helical domain	Homologous Superfamily
D [auth B]	IPR009088	Transcription factor IIA, beta-barrel	Homologous Superfamily
D [auth B]	IPR003194	Transcription initiation factor IIA, gamma subunit	Family
E [auth C]	IPR004855	Transcription factor IIA, alpha/beta subunit	Family
E [auth C]	IPR009088	Transcription factor IIA, beta-barrel	Homologous Superfamily

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.