Mediator-PIC Early (Tail A + Upstream DNA Activator)
Resolution: 7.7 Å
EM Method: Single-particle
Fitted PDBs: 7uik
Q-score: 0.091
Gorbea Colon JJ, Palao 3rd L, Chen SF, Kim HJ, Snyder L, Chang YW, Tsai KL, Murakami K
Mol Cell (2023) 83 pp. 574- [ DOI: doi:10.1016/j.molcel.2023.01.011 Pubmed: 36731470 ]
- Mediator of rna polymerase ii transcription subunit 2 (47 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna (37-mer) (11 kDa, DNA from Saccharomyces cerevisiae)
- Med-picearly (taila+activator & dna class 1) (Complex from Saccharomyces cerevisiae)
- Dna (38-mer) (11 kDa, DNA from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 14 (27 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 5 (128 kDa, Protein from Saccharomyces cerevisiae S288C)
- Regulatory protein gal4 (16 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 3 (43 kDa, Protein from Saccharomyces cerevisiae S288C)
- Zinc ion (65 Da, Ligand)
- Mediator of rna polymerase ii transcription subunit 15 (120 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 16 (111 kDa, Protein from Saccharomyces cerevisiae S288C)
Mediator-PIC Early (Composite Model)
Resolution: 3.3 Å
EM Method: Single-particle
Fitted PDBs: 7uio
Q-score: 0.239
Gorbea Colon JJ, Palao 3rd L, Chen SF, Kim HJ, Snyder L, Chang YW, Tsai KL, Murakami K
Mol Cell (2023) 83 pp. 574- [ DOI: doi:10.1016/j.molcel.2023.01.011 Pubmed: 36731470 ]
- Dna-directed rna polymerases i, ii, and iii subunit rpabc3 (16 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb1 (2 kDa, Protein from Saccharomyces cerevisiae S288C)
- Transcription initiation factor iib (38 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna (38-mer) (11 kDa, DNA from Saccharomyces cerevisiae S288C)
- Regulatory protein gal4 (16 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc4 (7 kDa, Protein from Saccharomyces cerevisiae S288C)
- Zinc ion (65 Da, Ligand)
- Mediator of rna polymerase ii transcription subunit 19 (24 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb2 (138 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 1 (64 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 4 (32 kDa, Protein from Saccharomyces cerevisiae S288C)
- Aspartic acid (133 Da, Ligand)
- Mediator of rna polymerase ii transcription subunit 14 (123 kDa, Protein from Saccharomyces cerevisiae S288C)
- Alanine (89 Da, Ligand)
- Mediator of rna polymerase ii transcription subunit 9 (17 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 10 (17 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 18 (34 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 21 (16 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 3 (43 kDa, Protein from Saccharomyces cerevisiae S288C)
- Threonine (119 Da, Ligand)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc1 (25 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb11 (13 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc2 (17 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb4 (25 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 8 (25 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 20 (22 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 17 (78 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 31 (14 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 5 (128 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 7 (25 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 22 (13 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 6 (32 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 11 (13 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 15 (120 kDa, Protein from Saccharomyces cerevisiae S288C)
- Med-picearly (Complex from Saccharomyces cerevisiae S288C)
- Transcription initiation factor iif subunit beta (46 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 2 (47 kDa, Protein from Saccharomyces cerevisiae S288C)
- Transcription initiation factor iif subunit alpha (82 kDa, Protein from Saccharomyces cerevisiae S288C)
- Transcription elongation factor s-ii (34 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna (37-mer) (11 kDa, DNA from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc5 (8 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb1 (162 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb7 (19 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb9 (14 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 16 (111 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb3 (35 kDa, Protein from Saccharomyces cerevisiae S288C)
Core Mediator-PICearly (Copy A)
Resolution: 3.3 Å
EM Method: Single-particle
Fitted PDBs: 7ui9
Q-score: 0.294
Gorbea Colon JJ, Palao 3rd L, Chen SF, Kim HJ, Snyder L, Chang YW, Tsai KL, Murakami K
Mol Cell (2023) 83 pp. 574- [ DOI: doi:10.1016/j.molcel.2023.01.011 Pubmed: 36731470 ]
- Dna-directed rna polymerases i, ii, and iii subunit rpabc3 (16 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb1 (2 kDa, Protein from Saccharomyces cerevisiae S288C)
- Transcription initiation factor iib (38 kDa, Protein from Saccharomyces cerevisiae S288C)
- Core mediator-picearly (copy a) (Complex from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc4 (7 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 19 (24 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb2 (138 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 4 (32 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 1 (64 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 14 (123 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 9 (17 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 10 (17 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 18 (34 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 21 (16 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc1 (25 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc2 (17 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb4 (25 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 8 (25 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 17 (78 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 20 (22 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 31 (14 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 7 (25 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 22 (13 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 6 (32 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 11 (13 kDa, Protein from Saccharomyces cerevisiae S288C)
- Transcription initiation factor iif subunit beta (46 kDa, Protein from Saccharomyces cerevisiae S288C)
- Transcription initiation factor iif subunit alpha (82 kDa, Protein from Saccharomyces cerevisiae S288C)
- Transcription elongation factor s-ii (34 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc5 (8 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb1 (162 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb7 (19 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb9 (14 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb11 (13 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb3 (35 kDa, Protein from Saccharomyces cerevisiae S288C)
Resolution: 3.7 Å
EM Method: Single-particle
Fitted PDBs: 7uic
Q-score: 0.249
Gorbea Colon JJ, Palao 3rd L, Chen SF, Kim HJ, Snyder L, Chang YW, Tsai KL, Murakami K
Mol Cell (2023) 83 pp. 574- [ DOI: doi:10.1016/j.molcel.2023.01.011 Pubmed: 36731470 ]
- Mediator of rna polymerase ii transcription subunit 2 (47 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator-pic early (Complex from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 14 (123 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 5 (128 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 3 (43 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 15 (120 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 16 (111 kDa, Protein from Saccharomyces cerevisiae S288C)
Resolution: 4.6 Å
EM Method: Single-particle
Fitted PDBs: 7uif
Q-score: 0.127
Gorbea Colon JJ, Palao 3rd L, Chen SF, Kim HJ, Snyder L, Chang YW, Tsai KL, Murakami K
Mol Cell (2023) 83 pp. 574- [ DOI: doi:10.1016/j.molcel.2023.01.011 Pubmed: 36731470 ]
- Dna-directed rna polymerases i, ii, and iii subunit rpabc3 (16 kDa, Protein from Saccharomyces cerevisiae S288C)
- Transcription initiation factor iib (38 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc4 (7 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 19 (24 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb2 (138 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 1 (64 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 4 (32 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 14 (123 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 9 (17 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 10 (17 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 18 (34 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 21 (16 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc1 (25 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc2 (17 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb4 (25 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 8 (25 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 17 (78 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 20 (22 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 31 (14 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 7 (25 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 6 (32 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 11 (13 kDa, Protein from Saccharomyces cerevisiae S288C)
- Transcription initiation factor iif subunit beta (46 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator-pic early (Complex from Saccharomyces cerevisiae)
- Transcription initiation factor iif subunit alpha (82 kDa, Protein from Saccharomyces cerevisiae S288C)
- Transcription elongation factor s-ii (34 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc5 (8 kDa, Protein from Saccharomyces cerevisiae S288C)
- Mediator of rna polymerase ii transcription subunit 22 (13 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb1 (191 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb7 (19 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb9 (14 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb11 (13 kDa, Protein from Saccharomyces cerevisiae S288C)
- Dna-directed rna polymerase ii subunit rpb3 (35 kDa, Protein from Saccharomyces cerevisiae S288C)
Mediator-PIC Early (Mediator A)
Resolution: 4.3 Å
EM Method: Single-particle
Fitted PDBs: 7uig
Q-score: 0.172
Gorbea Colon JJ, Palao 3rd L, Chen SF, Kim HJ, Snyder L, Chang YW, Tsai KL, Murakami K
Mol Cell (2023) 83 pp. 574- [ DOI: doi:10.1016/j.molcel.2023.01.011 Pubmed: 36731470 ]
- Core mediator-picearly (copy a) (Complex from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 10 (17 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 22 (13 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 31 (14 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 20 (22 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb1 (191 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 1 (64 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 4 (32 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 7 (25 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 8 (25 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 14 (123 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 21 (16 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 9 (17 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 19 (24 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 17 (78 kDa, Protein from Saccharomyces cerevisiae)
Mediator-PIC Early (Tail A/B Dimer)
Resolution: 4.3 Å
EM Method: Single-particle
Fitted PDBs: 7uil
Q-score: 0.116
Gorbea Colon JJ, Palao 3rd L, Chen SF, Kim HJ, Snyder L, Chang YW, Tsai KL, Murakami K
Mol Cell (2023) 83 pp. 574- [ DOI: doi:10.1016/j.molcel.2023.01.011 Pubmed: 36731470 ]
- Mediator-pic early (Complex from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 16 (111 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 2 (47 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 3 (43 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 5 (128 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 1 (64 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 14 (123 kDa, Protein from Saccharomyces cerevisiae)
- Mediator of rna polymerase ii transcription subunit 15 (120 kDa, Protein from Saccharomyces cerevisiae)
Dimerized Mediator-PIC with early GTFs and TFIIE on a divergent promoter
Gorbea Colon JJ, Palao 3rd L, Chen SF, Kim HJ, Snyder L, Chang YW, Tsai KL, Murakami K
Mol Cell (2023) 83 pp. 574-588.e11 [ DOI: doi:10.1016/j.molcel.2023.01.011 Pubmed: 36731470 ]
Dimerized Mediator PIC with early GTFs on a divergent promoter
Gorbea Colon JJ, Palao 3rd L, Chen SF, Kim HJ, Snyder L, Chang YW, Tsai KL, Murakami K
Mol Cell (2023) 83 pp. 574-588.e11 [ DOI: doi:10.1016/j.molcel.2023.01.011 Pubmed: 36731470 ]
Complex structure of trailing EC of EC+EC (trailing EC-focused)
Resolution: 3.54 Å
EM Method: Single-particle
Fitted PDBs: 7mk9
Q-score: 0.317
Yang C, Fujiwara R, Kim HJ, Basnet P, Zhu Y, Gorbea Colon JJ, Steimle S, Garcia BA, Kaplan CD, Murakami K
Mol Cell (2022) 82 pp. 660-676.e9 [ DOI: doi:10.1016/j.molcel.2021.12.020 Pubmed: 35051353 ]
- Dna-directed rna polymerases i, ii, and iii subunit rpabc3 (16 kDa, Protein from Saccharomyces cerevisiae)
- Zinc ion (65 Da, Ligand)
- Dna-directed rna polymerase ii subunit rpb7 (19 kDa, Protein from Saccharomyces cerevisiae)
- Rna (5'-r(p*up*cp*gp*ap*gp*ap*gp*gp*ap*up*cp*cp*cp*ap*a)-3') (4 kDa, RNA from Saccharomyces cerevisiae)
- Dna-directed rna polymerase subunit (191 kDa, Protein from Saccharomyces cerevisiae)
- Dna (40-mer) (12 kDa, DNA from Saccharomyces cerevisiae)
- Dna-directed rna polymerase subunit beta (138 kDa, Protein from Saccharomyces cerevisiae)
- Complex structure of trailing ec of the ec+ec (trailing ec -focused) (600 kDa, Complex from Saccharomyces cerevisiae)
- Dna-directed rna polymerases ii subunit rpabc4 (7 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb3 (35 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerase ii subunit rpb4 (25 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 rpb11 (13 kDa, Protein from Saccharomyces cerevisiae)
- Dna (40-mer) (12 kDa, DNA from Saccharomyces cerevisiae)
- Magnesium ion (24 Da, Ligand)
- Dna-directed rna polymerase ii subunit rpb9 (14 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases i, ii, and iii subunit rpabc1 (25 kDa, Protein from Saccharomyces cerevisiae)
- Dna-directed rna polymerases ii 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)