7O4L | pdb_00007o4l

Yeast TFIIH in the expanded state within the pre-initiation complex


Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
M [auth G]SCOP2B SuperfamilyN-terminal, heterodimerisation domain of RBP7 (RpoE) 8044252 3001137 SCOP2B (2022-06-29)
M [auth G]SCOP2B SuperfamilyNucleic acid-binding proteins 8044251 3000135 SCOP2B (2022-06-29)
B [auth 1]SCOP2B SuperfamilyPH domain-like 8034115 3000134 SCOP2B (2022-06-29)
F [auth 5]SCOP2B SuperfamilyTFB5-like 8086592 3000733 SCOP2B (2022-06-29)
G [auth 6]SCOP2B SuperfamilyvWA-like 8057085 3000832 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth 0]HBBe7o4l03 A: a+b two layersX: XPD arch domain (From Topology)H: XPD arch domain (From Topology)T: XPD arch domainF: HBBECOD (1.6)
A [auth 0]DEAD_2e7o4l02 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: DEAD_2ECOD (1.6)
A [auth 0]Helicase_C_2e7o4l01 A: a/b three-layered sandwichesX: P-loop domains-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: Helicase_C_2ECOD (1.6)
J [auth B]RNA_pol_Rpb2_7e7o4lB1 A: a+b complex topologyX: C-terminal domain in beta subunit of DNA dependent RNA-polymerase (From Topology)H: C-terminal domain in beta subunit of DNA dependent RNA-polymerase (From Topology)T: C-terminal domain in beta subunit of DNA dependent RNA-polymeraseF: RNA_pol_Rpb2_7ECOD (1.6)
K [auth D]RNA_pol_Rpb4e7o4lD1 A: alpha arraysX: HhH/H2THH: SAM/DNA-glycosylaseT: SAM domain-likeF: RNA_pol_Rpb4ECOD (1.6)
L [auth F]RNA_pol_Rpb6_1e7o4lF1 A: alpha arraysX: RPB6/omega subunit-like (From Homology)H: RPB6/omega subunit-likeT: RPB6F: RNA_pol_Rpb6_1ECOD (1.6)
M [auth G]S1_1e7o4lG2 A: beta barrelsX: OB-foldH: Nucleic acid-binding proteins (From Topology)T: Nucleic acid-binding proteinsF: S1_1ECOD (1.6)
M [auth G]SHS2_Rpb7-Ne7o4lG1 A: a+b two layersX: Dodecin subunit-likeH: Flavin-binding protein dodecin-like (From Topology)T: Flavin-binding protein dodecin-likeF: SHS2_Rpb7-NECOD (1.6)
D [auth 3]zf-C3HC4_4e7o4l31 A: few secondary structure elementsX: RING/U-box-likeH: RING/U-box-likeT: RING/U-boxF: zf-C3HC4_4ECOD (1.6)
D [auth 3]F_UNCLASSIFIEDe7o4l32 A: few secondary structure elementsX: beta-beta-alpha zinc fingersH: beta-beta-alpha zinc fingers (From Topology)T: beta-beta-alpha zinc fingersF: F_UNCLASSIFIEDECOD (1.6)
E [auth 4]Tfb4e7o4l42 A: a/b three-layered sandwichesX: HAD domain-likeH: HAD domain-relatedT: vWA-likeF: Tfb4ECOD (1.6)
E [auth 4]F_UNCLASSIFIEDe7o4l41 A: few secondary structure elementsX: Rubredoxin-likeH: Rubredoxin-relatedT: Rubredoxin-relatedF: F_UNCLASSIFIEDECOD (1.6)
F [auth 5]Tfb5e7o4l51 A: a+b complex topologyX: TFB5-related (From Topology)H: TFB5-related (From Topology)T: TFB5-relatedF: Tfb5ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A [auth 0]PF13307Helicase C-terminal domain (Helicase_C_2)Helicase C-terminal domainThis domain is found at the C-terminus of DEAD-box helicases. Domain
A [auth 0]PF06733DEAD_2 (DEAD_2)DEAD_2- Family
A [auth 0]PF06777Helical and beta-bridge domain (HBB)Helical and beta-bridge domainHBB is the domain on DEAD-box eukaryotic DNA repair helicases (EC:3.6.1.-) that appears to be a unique fold. It's conformation is of alpha-helices 12-16 plus a short beta-bridge to the FeS-cluster domain at the N-terminal. The full-length XPD protein ...Domain
K [auth D]PF03874RNA polymerase Rpb4 (RNA_pol_Rpb4)RNA polymerase Rpb4- Family
M [auth G]PF03876SHS2 domain found in N terminus of Rpb7p/Rpc25p/MJ0397 (SHS2_Rpb7-N)SHS2 domain found in N terminus of Rpb7p/Rpc25p/MJ0397Rpb7 bind to Rpb4 to form a heterodimer. This complex is thought to interact with the nascent RNA strand during RNA polymerase II elongation[1]. This family includes the homologs from RNA polymerase I and III. In RNA polymerase I, Rpa43 is at leas ...Domain
M [auth G]PF00575S1 RNA binding domain (S1)S1 RNA binding domainThe S1 domain occurs in a wide range of RNA associated proteins. It is structurally similar to cold shock protein which binds nucleic acids. The S1 domain has an OB-fold structure. Domain
P [auth W]PF02002TFIIE alpha subunit (TFIIE_alpha)TFIIE alpha subunit- Family
Q [auth X]PF18121TFA2 Winged helix domain 2 (TFA2_Winged_2)TFA2 Winged helix domain 2This is the second winged helix domain can be found in TFA2 proteins present in Saccharomyces cerevisiae. In form 2, the domain interacts directly with Rad3, a DNA helicase [1]. Domain
Q [auth X]PF22254Tfa2 E-tether (TFA2_E-tether)Tfa2 E-tetherThe small TFIIE subunit Tfa2 (yeast TFIIE-beta) contains two WH domains and two conserved alpha-helices called the E-tether [1] that bind the E-linker. Consistent with the structure, the E-tether is essential for TFIIE function and subunit dimerisati ...Domain
B [auth 1]PF03909BSD domain (BSD)BSD domainThis domain contains a distinctive -FW- motif. It is found in a family of eukaryotic transcription factors as well as a set of proteins of unknown function. Domain
B [auth 1]PF08567TFIIH p62 subunit, N-terminal domain (PH_TFIIH)TFIIH p62 subunit, N-terminal domainThe N-terminal domain of the TFIIH basal transcription factor complex p62 subunit (BTF2-p62) forms an interaction with the 3' endonuclease XPG, which is essential for activity. The 3' endonuclease XPG is a major component of the nucleotide excision ...Domain
C [auth 2]PF03849Transcription factor Tfb2 (Tfb2)Transcription factor Tfb2- Family
C [auth 2]PF18307Transcription factor Tfb2 (p52) C-terminal domain (Tfb2_C)Transcription factor Tfb2 (p52) C-terminal domainThis is the C-terminal domain of Transcription factor Tfb2 present in Saccharomyces cerevisiae. Tfb2 is referred to as p52 in humans. The interaction between p8-Tfb5 and p52-Tfb2 has a key role in the maintenance of the transcription factor TFIIH arc ...Domain
D [auth 3]PF17121Zinc finger, C3HC4 type (RING finger) (zf-C3HC4_5)Zinc finger, C3HC4 type (RING finger)Domain
D [auth 3]PF06391CDK-activating kinase assembly factor MAT1 (MAT1)CDK-activating kinase assembly factor MAT1- Family
E [auth 4]PF03850Transcription factor Tfb4 (Tfb4)Transcription factor Tfb4This family appears to be distantly related to the VWA domain. Domain
G [auth 6]PF04056Ssl1-like (Ssl1)Ssl1-like- Family
G [auth 6]PF07975TFIIH C1-like domain (C1_4)TFIIH C1-like domainThe carboxyl-terminal region of TFIIH is essential for transcription activity. This regions binds three zinc atoms through two independent domain. The first contains a C4 zinc finger motif, whereas the second is characterised by a CX(2)CX(2-4)FCADCD ...Domain
H [auth 7]PF13625Helicase conserved C-terminal domain (Helicase_C_3)Helicase conserved C-terminal domainThis domain family is found in a wide variety of helicases and helicase-related proteins. Domain
H [auth 7]PF04851Type III restriction enzyme, res subunit (ResIII)Type III restriction enzyme, res subunit- Family
H [auth 7]PF16203ERCC3/RAD25/XPB C-terminal helicase (ERCC3_RAD25_C)ERCC3/RAD25/XPB C-terminal helicaseThis is the C-terminal helicase domain of ERCC3, RAD25 and XPB helicases [1]. Domain
I [auth A]PF04997RNA polymerase Rpb1, domain 1 (RNA_pol_Rpb1_1)RNA polymerase Rpb1, domain 1RNA polymerases catalyse the DNA dependent polymerisation of RNA. Prokaryotes contain a single RNA polymerase compared to three in eukaryotes (not including mitochondrial. and chloroplast polymerases). This domain, domain 1, represents the clamp dom ...Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A [auth 0]General transcription and DNA repair factor IIH helicase subunit XPD
J [auth B]DNA-directed RNA polymerase II subunit RPB2
K [auth D]DNA-directed RNA polymerase II subunit RPB4
L [auth F]DNA-directed RNA polymerases I, II, and III subunit RPABC2
M [auth G]DNA-directed RNA polymerase II subunit RPB7
Nontemplate DNA---
O [auth T]Template DNA---
P [auth W]Transcription initiation factor IIE subunit alpha
Q [auth X]Transcription initiation factor IIE subunit beta
B [auth 1]General transcription and DNA repair factor IIH subunit TFB1
C [auth 2]General transcription and DNA repair factor IIH subunit TFB2
D [auth 3]RNA polymerase II transcription factor B subunit 3
E [auth 4]General transcription and DNA repair factor IIH subunit TFB4
F [auth 5]General transcription and DNA repair factor IIH subunit TFB5-
G [auth 6]General transcription and DNA repair factor IIH subunit SSL1
H [auth 7]General transcription and DNA repair factor IIH helicase subunit XPB
I [auth A]DNA-directed RNA polymerase II subunit RPB1

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A [auth 0]IPR010643Helical and beta-bridge domainDomain
A [auth 0]IPR045028Helicase superfamily 1/2, DinG/Rad3-likeFamily
A [auth 0]IPR002464DNA/RNA helicase, ATP-dependent, DEAH-box type, conserved siteConserved Site
A [auth 0]IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
A [auth 0]IPR042493Bacterial type XPD DNA helicase, FeS cluster domainHomologous Superfamily
A [auth 0]IPR006554Helicase-like, DEXD box c2 typeDomain
A [auth 0]IPR006555ATP-dependent helicase, C-terminalDomain
A [auth 0]IPR010614RAD3-like helicase, DEADDomain
A [auth 0]IPR014013Helicase superfamily 1/2, ATP-binding domain, DinG/Rad3-typeDomain
A [auth 0]IPR001945RAD3/XPDFamily
A [auth 0]IPR013020ATP-dependent helicase Rad3/Chl1-likeFamily
J [auth B]IPR007120DNA-directed RNA polymerase, subunit 2, hybrid-binding domainDomain
J [auth B]IPR007121RNA polymerase, beta subunit, conserved siteConserved Site
J [auth B]IPR007646RNA polymerase Rpb2, domain 4Domain
J [auth B]IPR007647RNA polymerase Rpb2, domain 5Domain
J [auth B]IPR014724RNA polymerase Rpb2, OB-foldHomologous Superfamily
J [auth B]IPR007642RNA polymerase Rpb2, domain 2Domain
J [auth B]IPR015712DNA-directed RNA polymerase, subunit 2Family
J [auth B]IPR037033DNA-directed RNA polymerase, subunit 2, hybrid-binding domain superfamilyHomologous Superfamily
J [auth B]IPR037034RNA polymerase Rpb2, domain 2 superfamilyHomologous Superfamily
J [auth B]IPR007645RNA polymerase Rpb2, domain 3Domain
J [auth B]IPR007644RNA polymerase, beta subunit, protrusionDomain
J [auth B]IPR007641RNA polymerase Rpb2, domain 7Domain
K [auth D]IPR005574RNA polymerase subunit Rpb4/RPC9Family
K [auth D]IPR010997HRDC-like superfamilyHomologous Superfamily
K [auth D]IPR006590RNA polymerase Rpb4/RPC9, coreDomain
K [auth D]IPR038324Rpb4/RPC9 superfamilyHomologous Superfamily
K [auth D]IPR045222DNA-directed RNA polymerase II subunit Rpb4-likeFamily
L [auth F]IPR028363DNA-directed RNA polymerase, subunit RPB6Family
L [auth F]IPR006111Archaeal Rpo6/eukaryotic RPB6 RNA polymerase subunitFamily
L [auth F]IPR020708DNA-directed RNA polymerase, 14-18kDa subunit, conserved siteConserved Site
L [auth F]IPR006110RNA polymerase, subunit omega/Rpo6/RPB6Family
L [auth F]IPR036161RPB6/omega subunit-like superfamilyHomologous Superfamily
M [auth G]IPR003029S1 domainDomain
M [auth G]IPR045113RNA polymerase subunit Rpb7-likeFamily
M [auth G]IPR005576RNA polymerase Rpb7-like , N-terminalDomain
M [auth G]IPR036898RNA polymerase Rpb7-like, N-terminal domain superfamilyHomologous Superfamily
M [auth G]IPR012340Nucleic acid-binding, OB-foldHomologous Superfamily
P [auth W]IPR024550TFIIEalpha/SarR/Rpc3 HTH domainDomain
P [auth W]IPR013083Zinc finger, RING/FYVE/PHD-typeHomologous Superfamily
P [auth W]IPR039997Transcription factor EFamily
P [auth W]IPR017919Transcription factor TFE/TFIIEalpha HTH domainDomain
P [auth W]IPR002853Transcription initiation factor IIE subunit alpha, N-terminalDomain
Q [auth X]IPR040501TFA2, Winged helix domain 2Domain
Q [auth X]IPR054600Transcription initiation factor IIE subunit beta, E-tetherDomain
Q [auth X]IPR016656Transcription initiation factor TFIIE, beta subunitFamily
Q [auth X]IPR003166Transcription factor TFIIE beta subunit, DNA-binding domainDomain
B [auth 1]IPR013876TFIIH p62 subunit, N-terminalDomain
B [auth 1]IPR035925BSD domain superfamilyHomologous Superfamily
B [auth 1]IPR027079TFIIH subunit Tfb1/GTF2H1Family
B [auth 1]IPR011993PH-like domain superfamilyHomologous Superfamily
B [auth 1]IPR005607BSD domainDomain
C [auth 2]IPR040662Transcription factor Tfb2, C-terminal domainDomain
C [auth 2]IPR004598Transcription factor TFIIH subunit p52/Tfb2Family
D [auth 3]IPR017907Zinc finger, RING-type, conserved siteConserved Site
D [auth 3]IPR004575Cdk-activating kinase assembly factor MAT1/Tfb3Family
D [auth 3]IPR013083Zinc finger, RING/FYVE/PHD-typeHomologous Superfamily
D [auth 3]IPR015877Cdk-activating kinase assembly factor MAT1, centreDomain
D [auth 3]IPR001841Zinc finger, RING-typeDomain
E [auth 4]IPR004600TFIIH subunit Tfb4/GTF2H3Family
E [auth 4]IPR036465von Willebrand factor A-like domain superfamilyHomologous Superfamily
F [auth 5]IPR009400TFIIH subunit TTDA/Tfb5Family
F [auth 5]IPR035935TFB5-like superfamilyHomologous Superfamily
G [auth 6]IPR007198Ssl1-likeDomain
G [auth 6]IPR012170TFIIH subunit Ssl1/p44Family
G [auth 6]IPR004595TFIIH C1-like domainDomain
G [auth 6]IPR013087Zinc finger C2H2-typeDomain
G [auth 6]IPR036465von Willebrand factor A-like domain superfamilyHomologous Superfamily
G [auth 6]IPR013083Zinc finger, RING/FYVE/PHD-typeHomologous Superfamily
G [auth 6]IPR002035von Willebrand factor, type ADomain
G [auth 6]IPR046349C1-like domain superfamilyHomologous Superfamily
H [auth 7]IPR032830Helicase XPB/Ssl2, N-terminal domainDomain
H [auth 7]IPR027417P-loop containing nucleoside triphosphate hydrolaseHomologous Superfamily
H [auth 7]IPR006935Helicase/UvrB, N-terminalDomain
H [auth 7]IPR001650Helicase, C-terminal domain-likeDomain
H [auth 7]IPR014001Helicase superfamily 1/2, ATP-binding domainDomain
H [auth 7]IPR032438ERCC3/RAD25/XPB helicase, C-terminal domainDomain
H [auth 7]IPR001161Helicase XPB/Ssl2Family
H [auth 7]IPR050615ATP-dependent DNA HelicaseFamily
I [auth A]IPR007081RNA polymerase Rpb1, domain 5Domain
I [auth A]IPR045867DNA-directed RNA polymerase, subunit beta-primeFamily
I [auth A]IPR007075RNA polymerase Rpb1, domain 6Domain
I [auth A]IPR000684RNA polymerase II, heptapeptide repeat, eukaryoticRepeat
I [auth A]IPR007083RNA polymerase Rpb1, domain 4Domain
I [auth A]IPR044893RNA polymerase Rpb1, clamp domain superfamilyHomologous Superfamily
I [auth A]IPR006592RNA polymerase, N-terminalDomain
I [auth A]IPR007066RNA polymerase Rpb1, domain 3Domain
I [auth A]IPR007073RNA polymerase Rpb1, domain 7Domain
I [auth A]IPR042102RNA polymerase Rpb1, domain 3 superfamilyHomologous Superfamily
I [auth A]IPR038593RNA polymerase Rpb1, domain 7 superfamilyHomologous Superfamily
I [auth A]IPR000722RNA polymerase, alpha subunitDomain
I [auth A]IPR038120RNA polymerase Rpb1, funnel domain superfamilyHomologous Superfamily
I [auth A]IPR007080RNA polymerase Rpb1, domain 1Domain