Yeast RNA polymerase II transcription pre-initiation complex with core Mediator
Resolution: 3.0 Å
EM Method: Single-particle
Fitted PDBs: 8cen
Q-score: 0.269
Schilbach S, Wang H, Dienemann C, Cramer P
PNAS (2023) 120 pp. e2220542120-e2220542120 [ Pubmed: 37014863 DOI: doi:10.1073/pnas.2220542120 ]
- Dna-directed rna polymerase ii subunit rpb3 (38 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 9 (17 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factors, and rna polymerase ii transcription factor b subunit 3 (Complex from Saccharomyces cerevisiae)
- Tata-binding protein (27 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb2 (138 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc2 (17 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb9 (14 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 10 (17 kDa, Protein from Saccharomyces cerevisiae)
- Nontemplate dna (209-mer) (64 kDa, DNA from synthetic construct)
- Rna polymerase ii transcription factor b subunit 3 (38 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factors and mediator of rna polymerase ii transcription subunits (Complex from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb7 (19 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 6 (32 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 17 (78 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb4 (25 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 1 (64 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iia large subunit (32 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 19 (24 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb11 (13 kDa, Protein from Saccharomyces cerevisiae)
- Template dna (209-mer) (64 kDa, DNA from synthetic construct)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc3 (16 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iie subunit alpha (55 kDa, Protein from Saccharomyces cerevisiae)
- Iron/sulfur cluster (351 Da, Ligand)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc1 (25 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase subunits (Complex from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 21 (16 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iif subunit beta (46 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iia subunit 2 (13 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 20 (22 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 4 (32 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih helicase subunit xpd (89 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit ssl1 (52 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 22 (13 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 31 (14 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iib (39 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc5 (8 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb5 (8 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih helicase subunit xpb (95 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iie subunit beta (37 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 11 (13 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 7 (25 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb4 (37 kDa, Protein from Saccharomyces cerevisiae)
- Yeast rna polymerase ii transcription pre-initiation complex with core mediator (2 MDa, Complex)
- Mediator of rna polymerase ii transcription subunit 18 (34 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc4 (7 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 8 (25 kDa, Protein from Saccharomyces cerevisiae)
- Zinc ion (65 Da, Ligand)
- Transcription initiation factor iif subunit alpha (82 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb1 (191 kDa, Protein from Saccharomyces cerevisiae)
- Dna (Complex from Synthetic construct)
- Magnesium ion (24 Da, Ligand)
- Mediator of rna polymerase ii transcription subunit 14 (84 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb1 (72 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb2 (58 kDa, Protein from Saccharomyces cerevisiae)
Resolution: 3.6 Å
EM Method: Single-particle
Fitted PDBs: 8ceo
Q-score: 0.222
Schilbach S, Wang H, Dienemann C, Cramer P
PNAS (2023) 120 pp. e2220542120-e2220542120 [ Pubmed: 37014863 DOI: doi:10.1073/pnas.2220542120 ]
- Dna-directed rna polymerase ii subunit rpb3 (38 kDa, Protein from Saccharomyces cerevisiae)
- Yeast rna polymerase ii transcription pre-initiation complex with core mediator and the +1 nucleosome (2 MDa, Complex from Saccharomyces cerevisiae)
- Histone h2b (13 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc4 (7 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iie subunit alpha (55 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc3 (16 kDa, Protein from Saccharomyces cerevisiae)
- Histone h3.2 (15 kDa, Protein from Xenopus laevis)
- Histone h2a (13 kDa, Protein from Xenopus laevis)
- Rna polymerase ii transcription factor b subunit 3 (38 kDa, Protein from Saccharomyces cerevisiae)
- Rna polymerase ii transcription factor b subunit 2 (58 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 17 (78 kDa, Protein from Saccharomyces cerevisiae)
- Zinc ion (65 Da, Ligand)
- Mediator of rna polymerase ii transcription subunit 7 (25 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 20 (22 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 31 (14 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih (52 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb4 (37 kDa, Protein from Saccharomyces cerevisiae)
- Tfb1 isoform 1 (72 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 8 (25 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 18 (34 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 19 (24 kDa, Protein from Saccharomyces cerevisiae)
- Histone h4 (11 kDa, Protein from Xenopus laevis)
- Transcription initiation factor iie subunit beta (37 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 9 (17 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih helicase subunit xpd (89 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 4 (32 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb5 (8 kDa, Protein from Saccharomyces cerevisiae)
- Tata-binding protein (27 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc2 (17 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 22 (13 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb11 (13 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb7 (19 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 14 (123 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc1 (25 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iib (39 kDa, Protein from Saccharomyces cerevisiae)
- Nontemplate dna (209-mer) (64 kDa, DNA from synthetic construct)
- Iron/sulfur cluster (351 Da, Ligand)
- Mediator of rna polymerase ii transcription subunit 10 (17 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 21 (16 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb9 (14 kDa, Protein from Saccharomyces cerevisiae)
- Toa1 isoform 1 (32 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 1 (64 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih helicase subunit xpb (95 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 6 (32 kDa, Protein from Saccharomyces cerevisiae)
- Magnesium ion (24 Da, Ligand)
- Dna-directed rna polymerase ii subunit rpb1 (191 kDa, Protein from Saccharomyces cerevisiae)
- Template dna (209-mer) (64 kDa, DNA from synthetic construct)
- Mediator of rna polymerase ii transcription subunit 11 (13 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb2 (138 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc5 (8 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iif subunit beta (46 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iif subunit alpha (82 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iia subunit 2 (13 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb4 (25 kDa, Protein from Saccharomyces cerevisiae)
Yeast RNA polymerase II transcription pre-initiation complex with the +1 nucleosome (complex A)
Resolution: 3.1 Å
EM Method: Single-particle
Fitted PDBs: 7zs9
Q-score: 0.34
Wang H, Schilbach S, Ninov M, Urlaub H, Cramer P
Nat Struct Mol Biol (2023) 30 pp. 226-232 [ Pubmed: 36411341 DOI: doi:10.1038/s41594-022-00865-w ]
- Histone h2b 1.1 (13 kDa, Protein from Xenopus laevis)
- Dna-directed rna polymerase ii subunit rpb3 (38 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb2 (58 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc4 (7 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb4 (37 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iie subunit alpha (55 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc3 (16 kDa, Protein from Saccharomyces cerevisiae)
- Histone h3.2 (15 kDa, Protein from Xenopus laevis)
- Histone h2a (13 kDa, Protein from Xenopus laevis)
- Rna polymerase ii transcription factor b subunit 3 (38 kDa, Protein from Saccharomyces cerevisiae)
- Zinc ion (65 Da, Ligand)
- Transcription initiation factor iia subunit 2 (14 kDa, Protein from Saccharomyces cerevisiae)
- Histone h4 (11 kDa, Protein from Xenopus laevis)
- Transcription initiation factor iie subunit beta (37 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb1 (73 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih helicase subunit xpd (89 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb5 (8 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iia large subunit (19 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc2 (17 kDa, Protein from Saccharomyces cerevisiae)
- Tata-box-binding protein (28 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb11 (13 kDa, Protein from Saccharomyces cerevisiae)
- Non-template dna (209-mer) (64 kDa, DNA from synthetic construct)
- Dna-directed rna polymerase ii subunit rpb7 (19 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit ssl1 (52 kDa, Protein from Saccharomyces cerevisiae)
- Yeast rna polymerase ii transcription pre-initiation complex with the +1 nucleosome (1 MDa, Complex from Saccharomyces killer virus M2-4)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc1 (25 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iib (39 kDa, Protein from Saccharomyces cerevisiae)
- Iron/sulfur cluster (351 Da, Ligand)
- Dna-directed rna polymerase ii subunit rpb9 (14 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iif subunit alpha (82 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih helicase subunit xpb (95 kDa, Protein from Saccharomyces cerevisiae)
- Magnesium ion (24 Da, Ligand)
- Dna-directed rna polymerase ii subunit rpb1 (191 kDa, Protein from Saccharomyces cerevisiae)
- Template dna (209-mer) (64 kDa, DNA from synthetic construct)
- Dna-directed rna polymerase ii subunit rpb2 (138 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc5 (8 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iif subunit beta (46 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb4 (25 kDa, Protein from Saccharomyces cerevisiae)
Resolution: 4.0 Å
EM Method: Single-particle
Fitted PDBs: 7zsa
Q-score: 0.342
Wang H, Schilbach S, Ninov M, Urlaub H, Cramer P
Nat Struct Mol Biol (2023) 30 pp. 226-232 [ DOI: doi:10.1038/s41594-022-00865-w Pubmed: 36411341 ]
- Dna-directed rna polymerase ii subunit rpb3 (38 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb5 (8 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb2 (58 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iia subunit 2 (14 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb1 (73 kDa, Protein from Saccharomyces cerevisiae)
- Template dna (209-mer) (64 kDa, DNA from synthetic construct)
- Dna-directed rna polymerase ii subunit rpb2 (138 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc2 (17 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb9 (14 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb4 (25 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb11 (13 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc3 (16 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iie subunit alpha (55 kDa, Protein from Saccharomyces cerevisiae)
- Iron/sulfur cluster (351 Da, Ligand)
- Histone h2a (13 kDa, Protein from Xenopus laevis)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc1 (25 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iif subunit beta (46 kDa, Protein from Saccharomyces cerevisiae)
- Yeast rna polymerase ii transcription pre-initiation complex with the +1 nucleosome and ntp (1 MDa, Complex from Saccharomyces cerevisiae)
- Non-template dna (209-mer) (64 kDa, DNA from synthetic construct)
- General transcription and dna repair factor iih helicase subunit xpd (89 kDa, Protein from Saccharomyces cerevisiae)
- Histone h3.2 (15 kDa, Protein from Xenopus laevis)
- General transcription and dna repair factor iih subunit tfb4 (37 kDa, Protein from Saccharomyces cerevisiae)
- Rna polymerase ii transcription factor b subunit 3 (38 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iib (39 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc5 (8 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iia large subunit (19 kDa, Protein from Saccharomyces cerevisiae)
- Histone h2b 1.1 (13 kDa, Protein from Xenopus laevis)
- General transcription and dna repair factor iih helicase subunit xpb (95 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iie subunit beta (37 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc4 (7 kDa, Protein from Saccharomyces cerevisiae)
- Zinc ion (65 Da, Ligand)
- Dna-directed rna polymerase ii subunit rpb1 (191 kDa, Protein from Saccharomyces cerevisiae)
- Histone h4 (11 kDa, Protein from Xenopus laevis)
- Tata-box-binding protein (28 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit ssl1 (52 kDa, Protein from Saccharomyces cerevisiae)
- Magnesium ion (24 Da, Ligand)
- Transcription initiation factor iif subunit alpha (82 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb7 (19 kDa, Protein from Saccharomyces cerevisiae)
Resolution: 6.6 Å
EM Method: Single-particle
Fitted PDBs: 7zsb
Q-score: 0.277
Wang H, Schilbach S, Ninov M, Urlaub H, Cramer P
Nat Struct Mol Biol (2023) 30 pp. 226-232 [ Pubmed: 36411341 DOI: doi:10.1038/s41594-022-00865-w ]
- Histone h2b 1.1 (13 kDa, Protein from Xenopus laevis)
- Dna-directed rna polymerase ii subunit rpb3 (38 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb2 (58 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc4 (7 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb4 (37 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iie subunit alpha (55 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc3 (16 kDa, Protein from Saccharomyces cerevisiae)
- Histone h3.2 (15 kDa, Protein from Xenopus laevis)
- Histone h2a (13 kDa, Protein from Xenopus laevis)
- Template dna (219-mer) (67 kDa, DNA from synthetic construct)
- Rna polymerase ii transcription factor b subunit 3 (38 kDa, Protein from Saccharomyces cerevisiae)
- Zinc ion (65 Da, Ligand)
- Transcription initiation factor iia subunit 2 (14 kDa, Protein from Saccharomyces cerevisiae)
- Histone h4 (11 kDa, Protein from Xenopus laevis)
- Transcription initiation factor iie subunit beta (37 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb1 (73 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih helicase subunit xpd (89 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit tfb5 (8 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iia large subunit (19 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc2 (17 kDa, Protein from Saccharomyces cerevisiae)
- Tata-box-binding protein (28 kDa, Protein from Saccharomyces cerevisiae)
- Yeast rna polymerase ii transcription pre-initiation complex with the +1 nucleosome and ntp (1 MDa, Complex from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb11 (13 kDa, Protein from Saccharomyces cerevisiae)
- Non-template dna (219-mer) (67 kDa, DNA from synthetic construct)
- Dna-directed rna polymerase ii subunit rpb7 (19 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih subunit ssl1 (52 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc1 (25 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iib (39 kDa, Protein from Saccharomyces cerevisiae)
- Iron/sulfur cluster (351 Da, Ligand)
- Dna-directed rna polymerase ii subunit rpb9 (14 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iif subunit alpha (82 kDa, Protein from Saccharomyces cerevisiae)
- General transcription and dna repair factor iih helicase subunit xpb (95 kDa, Protein from Saccharomyces cerevisiae)
- Magnesium ion (24 Da, Ligand)
- Dna-directed rna polymerase ii subunit rpb1 (191 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb2 (138 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc5 (8 kDa, Protein from Saccharomyces cerevisiae)
- Transcription initiation factor iif subunit beta (46 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb4 (25 kDa, Protein from Saccharomyces cerevisiae)