8H3V
Cryo-EM structure of the full transcription activation complex NtcA-NtcB-TAC
External Resource: Annotation
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
N [auth X], O [auth Y] | PF13545 | Crp-like helix-turn-helix domain (HTH_Crp_2) | Crp-like helix-turn-helix domain | This family represents a crp-like helix-turn-helix domain that is likely to bind DNA. | Domain |
N [auth X], O [auth Y] | PF00027 | Cyclic nucleotide-binding domain (cNMP_binding) | Cyclic nucleotide-binding domain | This domain sensor domain can bind cAMP, cGMP, c-di-GMP, oxygen and 2-oxoglutarate (Matilla et. al., FEMS Microbiology Reviews, fuab043, 45, 2021, 1. https://doi.org/10.1093/femsre/fuab043). | Domain |
C [auth A] | PF04561 | RNA polymerase Rpb2, domain 2 (RNA_pol_Rpb2_2) | RNA polymerase Rpb2, domain 2 | RNA 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 [auth A] | PF10385 | RNA polymerase beta subunit external 1 domain (RNA_pol_Rpb2_45) | RNA polymerase beta subunit external 1 domain | RNA 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 [auth A] | PF04560 | RNA polymerase Rpb2, domain 7 (RNA_pol_Rpb2_7) | RNA polymerase Rpb2, domain 7 | RNA 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 [auth A] | PF04565 | RNA polymerase Rpb2, domain 3 (RNA_pol_Rpb2_3) | RNA polymerase Rpb2, domain 3 | RNA 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 [auth A] | PF04563 | RNA polymerase beta subunit (RNA_pol_Rpb2_1) | RNA polymerase beta subunit | - | Family |
C [auth A] | PF00562 | RNA polymerase Rpb2, domain 6 (RNA_pol_Rpb2_6) | RNA polymerase Rpb2, domain 6 | RNA 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 [auth B] | PF05000 | RNA polymerase Rpb1, domain 4 (RNA_pol_Rpb1_4) | RNA polymerase Rpb1, domain 4 | RNA 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 [auth B] | PF04983 | RNA polymerase Rpb1, domain 3 (RNA_pol_Rpb1_3) | RNA polymerase Rpb1, domain 3 | RNA 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 [auth B] | PF04998 | RNA polymerase Rpb1, domain 5 (RNA_pol_Rpb1_5) | RNA polymerase Rpb1, domain 5 | RNA 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 |
E [auth C], F [auth D] | PF01193 | RNA polymerase Rpb3/Rpb11 dimerisation domain (RNA_pol_L) | RNA polymerase Rpb3/Rpb11 dimerisation domain | The 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 |
E [auth C], F [auth D] | PF01000 | RNA polymerase Rpb3/RpoA insert domain (RNA_pol_A_bac) | RNA polymerase Rpb3/RpoA insert domain | Members of this family include: alpha subunit from eubacteria alpha subunits from chloroplasts Rpb3 subunits from eukaryotes RpoD subunits from archaeal | Domain |
G [auth E] | PF00623 | RNA polymerase Rpb1, domain 2 (RNA_pol_Rpb1_2) | RNA polymerase Rpb1, domain 2 | RNA 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 |
G [auth E] | PF04983 | RNA polymerase Rpb1, domain 3 (RNA_pol_Rpb1_3) | RNA polymerase Rpb1, domain 3 | RNA 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 |
G [auth E] | PF04997 | RNA polymerase Rpb1, domain 1 (RNA_pol_Rpb1_1) | RNA polymerase Rpb1, domain 1 | RNA 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 do ... | Domain |
H [auth F] | PF01192 | RNA polymerase Rpb6 (RNA_pol_Rpb6) | RNA polymerase Rpb6 | - | Family |
I [auth G] | PF04539 | Sigma-70 region 3 (Sigma70_r3) | Sigma-70 region 3 | - | Family |
I [auth G] | PF00140 | Sigma-70 factor, region 1.2 (Sigma70_r1_2) | Sigma-70 factor, region 1.2 | - | Family |
I [auth G] | PF04542 | Sigma-70 region 2 (Sigma70_r2) | Sigma-70 region 2 | Region 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 |
I [auth G] | PF04545 | Sigma-70, region 4 (Sigma70_r4) | Sigma-70, region 4 | Region 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 |
J [auth S], K [auth T], L [auth U], M [auth V] | PF03466 | LysR substrate binding domain (LysR_substrate) | LysR substrate binding domain | - | Family |
J [auth S], K [auth T], L [auth U], M [auth V] | PF00126 | Bacterial regulatory helix-turn-helix protein, lysR family (HTH_1) | Bacterial regulatory helix-turn-helix protein, lysR family | - | Domain |