Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyRBP11-like subunits of RNA polymerase 8039604 3001655 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyInsert subdomain of RNA polymerase alpha subunit 8039607 3001500 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyInsert subdomain of RNA polymerase alpha subunit 8039607 3001500 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyRBP11-like subunits of RNA polymerase 8039604 3001655 SCOP2B (2022-06-29)
I [auth K]SCOP2B SuperfamilyRBP11-like subunits of RNA polymerase 8039604 3001655 SCOP2B (2022-06-29)
I [auth K]SCOP2B SuperfamilyInsert subdomain of RNA polymerase alpha subunit 8039607 3001500 SCOP2B (2022-06-29)
J [auth L]SCOP2B SuperfamilyRBP11-like subunits of RNA polymerase 8039604 3001655 SCOP2B (2022-06-29)
J [auth L]SCOP2B SuperfamilyInsert subdomain of RNA polymerase alpha subunit 8039607 3001500 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyTwo-barrel nucleic acid polymerases 8039611 3001330 SCOP2B (2022-06-29)
K [auth M]SCOP2B SuperfamilyTwo-barrel nucleic acid polymerases 8039611 3001330 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyTwo-barrel nucleic acid polymerases 8039613 3001330 SCOP2B (2022-06-29)
L [auth N]SCOP2B SuperfamilyTwo-barrel nucleic acid polymerases 8039613 3001330 SCOP2B (2022-06-29)
ESCOP2B SuperfamilyRPB6/omega subunit-like 8039612 3000189 SCOP2B (2022-06-29)
M [auth O]SCOP2B SuperfamilyRPB6/omega subunit-like 8039612 3000189 SCOP2B (2022-06-29)
FSCOP2B SuperfamilySigma2 domain of RNA polymerase sigma factors 8039616 3001393 SCOP2B (2022-06-29)
FSCOP2B SuperfamilySigma factor domain-like 8039615 3000953 SCOP2B (2022-06-29)
FSCOP2B SuperfamilySigma factor domain-like 8039614 3000953 SCOP2B (2022-06-29)
N [auth P]SCOP2B SuperfamilySigma factor domain-like 8039614 3000953 SCOP2B (2022-06-29)
N [auth P]SCOP2B SuperfamilySigma2 domain of RNA polymerase sigma factors 8039616 3001393 SCOP2B (2022-06-29)
N [auth P]SCOP2B SuperfamilySigma factor domain-like 8039615 3000953 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
ARNA_pol_Le5d4eA2 A: a+b two layersX: DCoH-likeH: RBP11-like subunits of RNA polymerase (From Topology)T: RBP11-like subunits of RNA polymeraseF: RNA_pol_LECOD (1.6)
ARNA_pol_A_bace5d4eA1 A: a+b complex topologyX: Ribosomal protein TL5/L25 C-terminal domain-likeH: Insert subdomain of RNA polymerase alpha subunit (From Topology)T: Insert subdomain of RNA polymerase alpha subunitF: RNA_pol_A_bacECOD (1.6)
BRNA_pol_Le5d4eB2 A: a+b two layersX: DCoH-likeH: RBP11-like subunits of RNA polymerase (From Topology)T: RBP11-like subunits of RNA polymeraseF: RNA_pol_LECOD (1.6)
BRNA_pol_A_bace5d4eB1 A: a+b complex topologyX: Ribosomal protein TL5/L25 C-terminal domain-likeH: Insert subdomain of RNA polymerase alpha subunit (From Topology)T: Insert subdomain of RNA polymerase alpha subunitF: RNA_pol_A_bacECOD (1.6)
I [auth K]RNA_pol_Le5d4eK1 A: a+b two layersX: DCoH-likeH: RBP11-like subunits of RNA polymerase (From Topology)T: RBP11-like subunits of RNA polymeraseF: RNA_pol_LECOD (1.6)
I [auth K]RNA_pol_A_bace5d4eK2 A: a+b complex topologyX: Ribosomal protein TL5/L25 C-terminal domain-likeH: Insert subdomain of RNA polymerase alpha subunit (From Topology)T: Insert subdomain of RNA polymerase alpha subunitF: RNA_pol_A_bacECOD (1.6)
J [auth L]RNA_pol_Le5d4eL2 A: a+b two layersX: DCoH-likeH: RBP11-like subunits of RNA polymerase (From Topology)T: RBP11-like subunits of RNA polymeraseF: RNA_pol_LECOD (1.6)
J [auth L]RNA_pol_A_bace5d4eL1 A: a+b complex topologyX: Ribosomal protein TL5/L25 C-terminal domain-likeH: Insert subdomain of RNA polymerase alpha subunit (From Topology)T: Insert subdomain of RNA polymerase alpha subunitF: RNA_pol_A_bacECOD (1.6)
CRNA_pol_Rpb2_6_3rd_3e5d4eC7 A: beta barrelsX: cradle loop barrelH: RIFT-relatedT: double psiF: RNA_pol_Rpb2_6_3rd_3ECOD (1.6)
CRNA_pol_Rpb2_6_1st_1e5d4eC3 A: a+b complex topologyX: alpha/beta-Hammerhead/Barrel-sandwich hybridH: alpha/beta-Hammerhead/Barrel-sandwich hybridT: Single hybrid motifF: RNA_pol_Rpb2_6_1st_1ECOD (1.6)
CRNA_pol_Rpb2_6_2nde5d4eC4 A: a+b complex topologyX: alpha/beta-Hammerhead/Barrel-sandwich hybridH: alpha/beta-Hammerhead/Barrel-sandwich hybridT: Single hybrid motifF: RNA_pol_Rpb2_6_2ndECOD (1.6)
CRNA_pol_Rpb2_3e5d4eC6 A: a+b complex topologyX: N-terminal domain in beta subunit of DNA dependent RNA-polymerase (From Topology)H: N-terminal domain in beta subunit of DNA dependent RNA-polymerase (From Topology)T: N-terminal domain in beta subunit of DNA dependent RNA-polymeraseF: RNA_pol_Rpb2_3ECOD (1.6)
CRNA_pol_Rpb2_1e5d4eC8 A: a+b complex topologyX: insertion domain in beta subunit of DNA dependent RNA-polymerase (From Topology)H: insertion domain in beta subunit of DNA dependent RNA-polymerase (From Topology)T: insertion domain in beta subunit of DNA dependent RNA-polymeraseF: RNA_pol_Rpb2_1ECOD (1.6)
CRNA_pol_Rpb2_45e5d4eC2 A: a+b complex topologyX: barrel domain in beta subunit of DNA dependent RNA-polymerase (From Topology)H: barrel domain in beta subunit of DNA dependent RNA-polymerase (From Topology)T: barrel domain in beta subunit of DNA dependent RNA-polymeraseF: RNA_pol_Rpb2_45ECOD (1.6)
CRNA_pol_Rpb2_7e5d4eC1 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 M]RNA_pol_Rpb2_6_3rd_3e5d4eM2 A: beta barrelsX: cradle loop barrelH: RIFT-relatedT: double psiF: RNA_pol_Rpb2_6_3rd_3ECOD (1.6)
K [auth M]RNA_pol_Rpb2_6_1st_1e5d4eM4 A: a+b complex topologyX: alpha/beta-Hammerhead/Barrel-sandwich hybridH: alpha/beta-Hammerhead/Barrel-sandwich hybridT: Single hybrid motifF: RNA_pol_Rpb2_6_1st_1ECOD (1.6)
K [auth M]RNA_pol_Rpb2_6_2nde5d4eM1 A: a+b complex topologyX: alpha/beta-Hammerhead/Barrel-sandwich hybridH: alpha/beta-Hammerhead/Barrel-sandwich hybridT: Single hybrid motifF: RNA_pol_Rpb2_6_2ndECOD (1.6)
K [auth M]RNA_pol_Rpb2_3e5d4eM7 A: a+b complex topologyX: N-terminal domain in beta subunit of DNA dependent RNA-polymerase (From Topology)H: N-terminal domain in beta subunit of DNA dependent RNA-polymerase (From Topology)T: N-terminal domain in beta subunit of DNA dependent RNA-polymeraseF: RNA_pol_Rpb2_3ECOD (1.6)
K [auth M]RNA_pol_Rpb2_1e5d4eM8 A: a+b complex topologyX: insertion domain in beta subunit of DNA dependent RNA-polymerase (From Topology)H: insertion domain in beta subunit of DNA dependent RNA-polymerase (From Topology)T: insertion domain in beta subunit of DNA dependent RNA-polymeraseF: RNA_pol_Rpb2_1ECOD (1.6)
K [auth M]RNA_pol_Rpb2_45e5d4eM6 A: a+b complex topologyX: barrel domain in beta subunit of DNA dependent RNA-polymerase (From Topology)H: barrel domain in beta subunit of DNA dependent RNA-polymerase (From Topology)T: barrel domain in beta subunit of DNA dependent RNA-polymeraseF: RNA_pol_Rpb2_45ECOD (1.6)
K [auth M]RNA_pol_Rpb2_7e5d4eM5 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)
DRNA_pol_Rpb1_2e5d4eD10 A: beta barrelsX: cradle loop barrelH: RIFT-relatedT: double psiF: RNA_pol_Rpb1_2ECOD (1.6)
DPRK00566_1ste5d4eD1 A: alpha arraysX: inserted helical subdomain in bacterial RNA-polymerase beta-prime subunit (From Topology)H: inserted helical subdomain in bacterial RNA-polymerase beta-prime subunit (From Topology)T: inserted helical subdomain in bacterial RNA-polymerase beta-prime subunitF: PRK00566_1stECOD (1.6)
DPRK00566_2nde5d4eD2 A: a+b two layersX: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase (From Topology)H: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase (From Topology)T: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymeraseF: PRK00566_2ndECOD (1.6)
DPRK00566_likee5d4eD8 A: a+b complex topologyX: alpha/beta-Hammerhead/Barrel-sandwich hybridH: alpha/beta-Hammerhead/Barrel-sandwich hybridT: Duplicated hybrid motifF: PRK00566_likeECOD (1.6)
Dbiotinyl_domain_likee5d4eD6 A: a+b complex topologyX: alpha/beta-Hammerhead/Barrel-sandwich hybridH: alpha/beta-Hammerhead/Barrel-sandwich hybridT: Single hybrid motifF: biotinyl_domain_likeECOD (1.6)
DRnfC_N_like_1e5d4eD11 A: a+b complex topologyX: alpha/beta-Hammerhead/Barrel-sandwich hybridH: alpha/beta-Hammerhead/Barrel-sandwich hybridT: Single hybrid motifF: RnfC_N_like_1ECOD (1.6)
DRNA_pol_Rpb1_5_2nde5d4eD9 A: a+b complex topologyX: alpha/beta-Hammerhead/Barrel-sandwich hybridH: alpha/beta-Hammerhead/Barrel-sandwich hybridT: Single hybrid motifF: RNA_pol_Rpb1_5_2ndECOD (1.6)
DBiotin_lipoyl_2_likee5d4eD12 A: a+b complex topologyX: alpha/beta-Hammerhead/Barrel-sandwich hybridH: alpha/beta-Hammerhead/Barrel-sandwich hybridT: Single hybrid motifF: Biotin_lipoyl_2_likeECOD (1.6)
DRNA_pol_Rpb1_1e5d4eD4 A: a+b complex topologyX: N-terminal domain in RNA-polymerase beta-prime subunit (From Topology)H: N-terminal domain in RNA-polymerase beta-prime subunit (From Topology)T: N-terminal domain in RNA-polymerase beta-prime subunitF: RNA_pol_Rpb1_1ECOD (1.6)
DRNA_pol_Rpb1_5_3rde5d4eD7 A: a+b complex topologyX: central helical domain in RNA-polymerase beta-prime subunit (From Topology)H: central helical domain in RNA-polymerase beta-prime subunit (From Topology)T: central helical domain in RNA-polymerase beta-prime subunitF: RNA_pol_Rpb1_5_3rdECOD (1.6)
DRNA_pol_Rpb1_4e5d4eD3 A: a+b complex topologyX: second helical domain in RNA-polymerase beta-prime subunit (From Topology)H: second helical domain in RNA-polymerase beta-prime subunit (From Topology)T: second helical domain in RNA-polymerase beta-prime subunitF: RNA_pol_Rpb1_4ECOD (1.6)
DRNA_pol_Rpb1_3e5d4eD5 A: a+b complex topologyX: first helical domain in RNA-polymerase beta-prime subunit (From Topology)H: first helical domain in RNA-polymerase beta-prime subunit (From Topology)T: first helical domain in RNA-polymerase beta-prime subunitF: RNA_pol_Rpb1_3ECOD (1.6)
L [auth N]RNA_pol_Rpb1_2e5d4eN1 A: beta barrelsX: cradle loop barrelH: RIFT-relatedT: double psiF: RNA_pol_Rpb1_2ECOD (1.6)
L [auth N]PRK00566_1ste5d4eN6 A: alpha arraysX: inserted helical subdomain in bacterial RNA-polymerase beta-prime subunit (From Topology)H: inserted helical subdomain in bacterial RNA-polymerase beta-prime subunit (From Topology)T: inserted helical subdomain in bacterial RNA-polymerase beta-prime subunitF: PRK00566_1stECOD (1.6)
L [auth N]PRK00566_2nde5d4eN5 A: a+b two layersX: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase (From Topology)H: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase (From Topology)T: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymeraseF: PRK00566_2ndECOD (1.6)
L [auth N]PRK00566_likee5d4eN7 A: a+b complex topologyX: alpha/beta-Hammerhead/Barrel-sandwich hybridH: alpha/beta-Hammerhead/Barrel-sandwich hybridT: Duplicated hybrid motifF: PRK00566_likeECOD (1.6)
L [auth N]biotinyl_domain_likee5d4eN8 A: a+b complex topologyX: alpha/beta-Hammerhead/Barrel-sandwich hybridH: alpha/beta-Hammerhead/Barrel-sandwich hybridT: Single hybrid motifF: biotinyl_domain_likeECOD (1.6)
L [auth N]RnfC_N_like_1e5d4eN9 A: a+b complex topologyX: alpha/beta-Hammerhead/Barrel-sandwich hybridH: alpha/beta-Hammerhead/Barrel-sandwich hybridT: Single hybrid motifF: RnfC_N_like_1ECOD (1.6)
L [auth N]RNA_pol_Rpb1_5_2nde5d4eN10 A: a+b complex topologyX: alpha/beta-Hammerhead/Barrel-sandwich hybridH: alpha/beta-Hammerhead/Barrel-sandwich hybridT: Single hybrid motifF: RNA_pol_Rpb1_5_2ndECOD (1.6)
L [auth N]Biotin_lipoyl_2_likee5d4eN4 A: a+b complex topologyX: alpha/beta-Hammerhead/Barrel-sandwich hybridH: alpha/beta-Hammerhead/Barrel-sandwich hybridT: Single hybrid motifF: Biotin_lipoyl_2_likeECOD (1.6)
L [auth N]RNA_pol_Rpb1_1e5d4eN11 A: a+b complex topologyX: N-terminal domain in RNA-polymerase beta-prime subunit (From Topology)H: N-terminal domain in RNA-polymerase beta-prime subunit (From Topology)T: N-terminal domain in RNA-polymerase beta-prime subunitF: RNA_pol_Rpb1_1ECOD (1.6)
L [auth N]RNA_pol_Rpb1_5_3rde5d4eN3 A: a+b complex topologyX: central helical domain in RNA-polymerase beta-prime subunit (From Topology)H: central helical domain in RNA-polymerase beta-prime subunit (From Topology)T: central helical domain in RNA-polymerase beta-prime subunitF: RNA_pol_Rpb1_5_3rdECOD (1.6)
L [auth N]RNA_pol_Rpb1_4e5d4eN12 A: a+b complex topologyX: second helical domain in RNA-polymerase beta-prime subunit (From Topology)H: second helical domain in RNA-polymerase beta-prime subunit (From Topology)T: second helical domain in RNA-polymerase beta-prime subunitF: RNA_pol_Rpb1_4ECOD (1.6)
L [auth N]RNA_pol_Rpb1_3e5d4eN2 A: a+b complex topologyX: first helical domain in RNA-polymerase beta-prime subunit (From Topology)H: first helical domain in RNA-polymerase beta-prime subunit (From Topology)T: first helical domain in RNA-polymerase beta-prime subunitF: RNA_pol_Rpb1_3ECOD (1.6)
ERNA_pol_Rpb6e5d4eE1 A: alpha arraysX: RPB6/omega subunit-like (From Homology)H: RPB6/omega subunit-likeT: RNA polymerase omega subunitF: RNA_pol_Rpb6ECOD (1.6)
M [auth O]RNA_pol_Rpb6e5d4eO1 A: alpha arraysX: RPB6/omega subunit-like (From Homology)H: RPB6/omega subunit-likeT: RNA polymerase omega subunitF: RNA_pol_Rpb6ECOD (1.6)
FSigma70_r3e5d4eF1 A: alpha arraysX: HTHH: HTHT: tri-helicalF: Sigma70_r3ECOD (1.6)
FSigma70_r4e5d4eF2 A: alpha arraysX: HTHH: HTHT: tri-helicalF: Sigma70_r4ECOD (1.6)
FSigma70_r2_2e5d4eF3 A: alpha complex topologyX: Sigma2 domain-likeH: Sigma2 domain of RNA polymerase sigma factors (From Topology)T: Sigma2 domain of RNA polymerase sigma factorsF: Sigma70_r2_2ECOD (1.6)
N [auth P]Sigma70_r3e5d4eP1 A: alpha arraysX: HTHH: HTHT: tri-helicalF: Sigma70_r3ECOD (1.6)
N [auth P]Sigma70_r4e5d4eP2 A: alpha arraysX: HTHH: HTHT: tri-helicalF: Sigma70_r4ECOD (1.6)
N [auth P]Sigma70_r2_2e5d4eP3 A: alpha complex topologyX: Sigma2 domain-likeH: Sigma2 domain of RNA polymerase sigma factors (From Topology)T: Sigma2 domain of RNA polymerase sigma factorsF: Sigma70_r2_2ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A3.30.1360.10 Alpha Beta 2-Layer Sandwich Gyrase A domain 2CATH (4.3.0)
A2.170.120.12 Mainly Beta Beta Complex RNA Polymerase Alpha Subunit Chain A, domain 2CATH (4.3.0)
B3.30.1360.10 Alpha Beta 2-Layer Sandwich Gyrase A domain 2CATH (4.3.0)
B2.170.120.12 Mainly Beta Beta Complex RNA Polymerase Alpha Subunit Chain A, domain 2CATH (4.3.0)
I [auth K]3.30.1360.10 Alpha Beta 2-Layer Sandwich Gyrase A domain 2CATH (4.3.0)
I [auth K]2.170.120.12 Mainly Beta Beta Complex RNA Polymerase Alpha Subunit Chain A, domain 2CATH (4.3.0)
J [auth L]3.30.1360.10 Alpha Beta 2-Layer Sandwich Gyrase A domain 2CATH (4.3.0)
J [auth L]2.170.120.12 Mainly Beta Beta Complex RNA Polymerase Alpha Subunit Chain A, domain 2CATH (4.3.0)
C2.40.270.10 Mainly Beta Beta Barrel Dna-directed Rna Polymerase Ii 140kd Polypeptide Chain: BCATH (utative)
C3.90.1110.10 Alpha Beta Alpha-Beta Complex Dna-directed Rna Polymerase Ii 140kd Polypeptide Chain: BCATH (utative)
C2.30.150.10 Mainly Beta Roll Rna Polymerase Beta Subunit Chain: C, domain 4CATH (utative)
C2.40.50.100 Mainly Beta Beta Barrel OB fold (Dihydrolipoamide Acetyltransferase, E2P) RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domainCATH (utative)
C2.40.50.150 Mainly Beta Beta Barrel OB fold (Dihydrolipoamide Acetyltransferase, E2P) RNA polymerase II, Rpb2 subunit, wall domainCATH (utative)
K [auth M]2.40.270.10 Mainly Beta Beta Barrel Dna-directed Rna Polymerase Ii 140kd Polypeptide Chain: BCATH (utative)
K [auth M]3.90.1110.10 Alpha Beta Alpha-Beta Complex Dna-directed Rna Polymerase Ii 140kd Polypeptide Chain: BCATH (utative)
K [auth M]2.30.150.10 Mainly Beta Roll Rna Polymerase Beta Subunit Chain: C, domain 4CATH (utative)
K [auth M]2.40.50.100 Mainly Beta Beta Barrel OB fold (Dihydrolipoamide Acetyltransferase, E2P) RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domainCATH (utative)
K [auth M]2.40.50.150 Mainly Beta Beta Barrel OB fold (Dihydrolipoamide Acetyltransferase, E2P) RNA polymerase II, Rpb2 subunit, wall domainCATH (utative)
D1.10.274.100 Mainly Alpha Orthogonal Bundle Enzyme I Chain A, domain 2CATH (utative)
D1.10.132.30 Mainly Alpha Orthogonal Bundle Topoisomerase I Chain A, domain 4CATH (utative)
L [auth N]1.10.132.30 Mainly Alpha Orthogonal Bundle Topoisomerase I Chain A, domain 4CATH (utative)
E3.90.940.10 Alpha Beta Alpha-Beta Complex Eukaryotic RPB6 RNA polymerase subunit RNA polymerase subunit, RPB6/omegaCATH (4.3.0)
M [auth O]3.90.940.10 Alpha Beta Alpha-Beta Complex Eukaryotic RPB6 RNA polymerase subunit RNA polymerase subunit, RPB6/omegaCATH (4.3.0)
F1.10.10.10 Mainly Alpha Orthogonal Bundle Arc Repressor Mutant, subunit A Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domainCATH (utative)
N [auth P]1.10.10.10 Mainly Alpha Orthogonal Bundle Arc Repressor Mutant, subunit A Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domainCATH (utative)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A,
B,
I [auth K],
J [auth L]
PF01193RNA polymerase Rpb3/Rpb11 dimerisation domain (RNA_pol_L)RNA polymerase Rpb3/Rpb11 dimerisation domainThe two eukaryotic subunits Rpb3 and Rpb11 dimerise to from a platform onto which the other subunits of the RNA polymerase assemble (D/L in archaea). The prokaryotic equivalent of the Rpb3/Rpb11 platform is the alpha-alpha dimer. The dimerisation do ...Domain
A,
B,
I [auth K],
J [auth L]
PF01000RNA polymerase Rpb3/RpoA insert domain (RNA_pol_A_bac)RNA polymerase Rpb3/RpoA insert domainMembers of this family include: alpha subunit from eubacteria alpha subunits from chloroplasts Rpb3 subunits from eukaryotes RpoD subunits from archaeal Domain
C,
K [auth M]
PF04561RNA polymerase Rpb2, domain 2 (RNA_pol_Rpb2_2)RNA polymerase Rpb2, domain 2RNA 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). Rpb2 is the second largest subunit of the RNA po ...Domain
C,
K [auth M]
PF10385RNA polymerase beta subunit external 1 domain (RNA_pol_Rpb2_45)RNA polymerase beta subunit external 1 domainRNA polymerases catalyse the DNA-dependent polymerisation of RNA. Prokaryotes contain a single RNA polymerase compared with three in eukaryotes (not including mitochondrial or chloroplast polymerases). This domain in prokaryotes spans the gap between ...Domain
C,
K [auth M]
PF04560RNA polymerase Rpb2, domain 7 (RNA_pol_Rpb2_7)RNA polymerase Rpb2, domain 7RNA 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). Rpb2 is the second largest subunit of the RNA p ...Domain
C,
K [auth M]
PF04565RNA polymerase Rpb2, domain 3 (RNA_pol_Rpb2_3)RNA polymerase Rpb2, domain 3RNA 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). Domain 3, s also known as the fork domain and is ...Domain
C,
K [auth M]
PF04563RNA polymerase beta subunit (RNA_pol_Rpb2_1)RNA polymerase beta subunit- Family
C,
K [auth M]
PF00562RNA polymerase Rpb2, domain 6 (RNA_pol_Rpb2_6)RNA polymerase Rpb2, domain 6RNA 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 represents the hybrid binding domain ...Domain
D,
L [auth N]
PF00623RNA polymerase Rpb1, domain 2 (RNA_pol_Rpb1_2)RNA polymerase Rpb1, domain 2RNA 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 2, contains the active site ...Domain
D,
L [auth N]
PF05000RNA polymerase Rpb1, domain 4 (RNA_pol_Rpb1_4)RNA polymerase Rpb1, domain 4RNA 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 4, represents the funnel do ...Domain
D,
L [auth N]
PF04983RNA polymerase Rpb1, domain 3 (RNA_pol_Rpb1_3)RNA polymerase Rpb1, domain 3RNA 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 3, represents the pore doma ...Domain
D,
L [auth N]
PF04998RNA polymerase Rpb1, domain 5 (RNA_pol_Rpb1_5)RNA polymerase Rpb1, domain 5RNA 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 5, represents the discontin ...Domain
D,
L [auth N]
PF21668DNA-directed RNA polymerase subunit beta', hybrid domain (RPOC_hybrid)DNA-directed RNA polymerase subunit beta', hybrid domainThis is a hybrid domain found in DNA-directed RNA polymerase subunit beta' (RPOC) found in Deinococcus [1-5]. Domain
D,
L [auth N]
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
E,
M [auth O]
PF01192RNA polymerase Rpb6 (RNA_pol_Rpb6)RNA polymerase Rpb6- Family
F,
N [auth P]
PF04539Sigma-70 region 3 (Sigma70_r3)Sigma-70 region 3- Family
F,
N [auth P]
PF00140Sigma-70 factor, region 1.2 (Sigma70_r1_2)Sigma-70 factor, region 1.2- Family
F,
N [auth P]
PF04542Sigma-70 region 2 (Sigma70_r2)Sigma-70 region 2Region 2 of sigma-70 is the most conserved region of the entire protein. All members of this class of sigma-factor contain region 2. The high conservation is due to region 2 containing both the -10 promoter recognition helix and the primary core RNA ...Domain
F,
N [auth P]
PF04545Sigma-70, region 4 (Sigma70_r4)Sigma-70, region 4Region 4 of sigma-70 like sigma-factors are involved in binding to the -35 promoter element via a helix-turn-helix motif [1]. Due to the way Pfam works, the threshold has been set artificially high to prevent overlaps with other helix-turn-helix fami ...Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A,
B,
I [auth K],
J [auth L]
DNA-directed RNA polymerase subunit alpha -
C,
K [auth M]
DNA-directed RNA polymerase subunit beta -
D,
L [auth N]
DNA-directed RNA polymerase subunit beta' -
E,
M [auth O]
DNA-directed RNA polymerase subunit omega -
F,
N [auth P]
RNA polymerase sigma factor SigA
G [auth H],
P [auth S]
DNA (27-MER)---
H [auth G],
O [auth R]
DNA (5'-D(*CP*C*TP*GP*CP*AP*TP*CP*CP*GP*TP*GP*AP*GP*TP*AP*GP*AP*G)-3')---

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A,
B,
I [auth K],
J [auth L]
IPR011773DNA-directed RNA polymerase, alpha subunitFamily
A,
B,
I [auth K],
J [auth L]
IPR011262DNA-directed RNA polymerase, insert domainDomain
A,
B,
I [auth K],
J [auth L]
IPR011260RNA polymerase, alpha subunit, C-terminalDomain
A,
B,
I [auth K],
J [auth L]
IPR011263DNA-directed RNA polymerase, RpoA/D/Rpb3-typeDomain
A,
B,
I [auth K],
J [auth L]
IPR036643DNA-directed RNA polymerase, insert domain superfamilyHomologous Superfamily
A,
B,
I [auth K],
J [auth L]
IPR036603RNA polymerase, RBP11-like subunitHomologous Superfamily
C,
K [auth M]
IPR007642RNA polymerase Rpb2, domain 2Domain
C,
K [auth M]
IPR015712DNA-directed RNA polymerase, subunit 2Family
C,
K [auth M]
IPR037033DNA-directed RNA polymerase, subunit 2, hybrid-binding domain superfamilyHomologous Superfamily
C,
K [auth M]
IPR042107DNA-directed RNA polymerase, beta subunit, external 1 domain superfamilyHomologous Superfamily
C,
K [auth M]
IPR037034RNA polymerase Rpb2, domain 2 superfamilyHomologous Superfamily
C,
K [auth M]
IPR007120DNA-directed RNA polymerase, subunit 2, hybrid-binding domainDomain
C,
K [auth M]
IPR007121RNA polymerase, beta subunit, conserved siteConserved Site
C,
K [auth M]
IPR007645RNA polymerase Rpb2, domain 3Domain
C,
K [auth M]
IPR014724RNA polymerase Rpb2, OB-foldHomologous Superfamily
C,
K [auth M]
IPR019462DNA-directed RNA polymerase, beta subunit, external 1 domainDomain
C,
K [auth M]
IPR010243DNA-directed RNA polymerase beta subunit, bacterial-typeFamily
C,
K [auth M]
IPR007644RNA polymerase, beta subunit, protrusionDomain
C,
K [auth M]
IPR007641RNA polymerase Rpb2, domain 7Domain
D,
L [auth N]
IPR007066RNA polymerase Rpb1, domain 3Domain
D,
L [auth N]
IPR007081RNA polymerase Rpb1, domain 5Domain
D,
L [auth N]
IPR045867DNA-directed RNA polymerase, subunit beta-primeFamily
D,
L [auth N]
IPR012754DNA-directed RNA polymerase, subunit beta-prime, bacterial typeFamily
D,
L [auth N]
IPR048566DNA-directed RNA polymerase subunit beta', hybrid domainDomain
D,
L [auth N]
IPR042102RNA polymerase Rpb1, domain 3 superfamilyHomologous Superfamily
D,
L [auth N]
IPR007083RNA polymerase Rpb1, domain 4Domain
D,
L [auth N]
IPR000722RNA polymerase, alpha subunitDomain
D,
L [auth N]
IPR044893RNA polymerase Rpb1, clamp domain superfamilyHomologous Superfamily
D,
L [auth N]
IPR038120RNA polymerase Rpb1, funnel domain superfamilyHomologous Superfamily
D,
L [auth N]
IPR006592RNA polymerase, N-terminalDomain
D,
L [auth N]
IPR007080RNA polymerase Rpb1, domain 1Domain
E,
M [auth O]
IPR036161RPB6/omega subunit-like superfamilyHomologous Superfamily
E,
M [auth O]
IPR003716DNA-directed RNA polymerase, omega subunitFamily
E,
M [auth O]
IPR006110RNA polymerase, subunit omega/Rpo6/RPB6Family
F,
N [auth P]
IPR007627RNA polymerase sigma-70 region 2Domain
F,
N [auth P]
IPR000943RNA polymerase sigma-70Domain
F,
N [auth P]
IPR013325RNA polymerase sigma factor, region 2Homologous Superfamily
F,
N [auth P]
IPR013324RNA polymerase sigma factor, region 3/4-likeHomologous Superfamily
F,
N [auth P]
IPR036388Winged helix-like DNA-binding domain superfamilyHomologous Superfamily
F,
N [auth P]
IPR012760RNA polymerase sigma factor RpoD, C-terminalDomain
F,
N [auth P]
IPR009042RNA polymerase sigma-70 region 1.2Domain
F,
N [auth P]
IPR007630RNA polymerase sigma-70 region 4Domain
F,
N [auth P]
IPR014284RNA polymerase sigma-70-like domainDomain
F,
N [auth P]
IPR007624RNA polymerase sigma-70 region 3Domain
F,
N [auth P]
IPR028630RNA polymerase sigma factor RpoDFamily
F,
N [auth P]
IPR050239Sigma-70 factor family, RNA polymerase initiation factorsFamily