Cryo-EM structure of the human pre-catalytic TSEN/pre-tRNA complex
Resolution: 2.94 Å
EM Method: Single-particle
Fitted PDBs: 8hmy
Q-score: 0.428
Zhang X, Yang F, Zhan X, Bian T, Xing Z, Lu Y, Shi Y
Mol Cell (2023) 83 pp. 1328-1339.e4 [ Pubmed: 37028420 DOI: doi:10.1016/j.molcel.2023.03.015 ]
- Polyribonucleotide 5'-hydroxyl-kinase clp1 (49 kDa, Protein from Homo sapiens)
- The human pre-catalytic tsen/pre-trna complex (Complex from Homo sapiens)
- Magnesium ion (24 Da, Ligand)
- Trna-splicing endonuclease subunit sen2 (55 kDa, Protein from Homo sapiens)
- Trna-splicing endonuclease subunit sen34 (35 kDa, Protein from Homo sapiens)
- Pre-trna (36 kDa, RNA from Homo sapiens)
- Trna-splicing endonuclease subunit sen54 (61 kDa, Protein from Homo sapiens)
- Chromosome 1 open reading frame 19, isoform cra_a (22 kDa, Protein from Homo sapiens)
Cryo-EM structure of the human post-catalytic TSEN/pre-tRNA complex
Resolution: 2.9 Å
EM Method: Single-particle
Fitted PDBs: 8hmz
Q-score: 0.447
Zhang X, Yang F, Zhan X, Bian T, Xing Z, Lu Y, Shi Y
Mol Cell (2023) 83 pp. 1328-1339.e4 [ DOI: doi:10.1016/j.molcel.2023.03.015 Pubmed: 37028420 ]
- Polyribonucleotide 5'-hydroxyl-kinase clp1 (49 kDa, Protein from Homo sapiens)
- Pre-trna 3' end (13 kDa, RNA from Homo sapiens)
- Pre-trna 5' end (23 kDa, RNA from Homo sapiens)
- The human pre-catalytic tsen/pre-trna complex (Complex from Homo sapiens)
- Chromosome 1 open reading frame 19, isoform cra_a (22 kDa, Protein from Homo sapiens)
- Trna-splicing endonuclease subunit sen34 (35 kDa, Protein from Homo sapiens)
- Trna-splicing endonuclease subunit sen2 (55 kDa, Protein from Homo sapiens)
- Magnesium ion (24 Da, Ligand)
- Trna-splicing endonuclease subunit sen54 (61 kDa, Protein from Homo sapiens)
The cryo-EM structure of human pre-C*-I complex
Resolution: 3.6 Å
EM Method: Single-particle
Fitted PDBs: 7w59
Q-score: 0.268
Zhan X, Lu Y, Zhang X, Yan C, Shi Y
Mol Cell (2022) 82 pp. 2769-2778.e4 [ Pubmed: 35705093 DOI: doi:10.1016/j.molcel.2022.05.021 ]
- Pre-mrna-splicing factor spf27 (26 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor syf1 (100 kDa, Protein from Homo sapiens)
- Pre-mrna-processing-splicing factor 8 (273 kDa, Protein from Homo sapiens)
- Rna-binding protein 8a (19 kDa, Protein from Homo sapiens)
- Human pre-c*-i complex (Complex from Homo sapiens)
- Cell division cycle 5-like protein (92 kDa, Protein from Homo sapiens)
- Psme3-interacting protein (28 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Homo sapiens)
- Inositol hexakisphosphate (660 Da, Ligand)
- Pre-mrna-splicing factor rbm22 (46 kDa, Protein from Homo sapiens)
- Adenosine-5'-triphosphate (507 Da, Ligand)
- Serine/arginine repetitive matrix protein 2 (300 kDa, Protein from Homo sapiens)
- U2 snrna (60 kDa, RNA from Homo sapiens)
- Rna helicase aquarius (171 kDa, Protein from Homo sapiens)
- Pre-mrna (14 kDa, RNA from unidentified adenovirus)
- Crooked neck-like protein 1 (100 kDa, Protein from Homo sapiens)
- U2 small nuclear ribonucleoprotein b'' (25 kDa, Protein from Homo sapiens)
- U2 small nuclear ribonucleoprotein a' (28 kDa, Protein from Homo sapiens)
- Protein bud31 homolog (17 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein-associated proteins b and b' (24 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d3 (13 kDa, Protein from Homo sapiens)
- Eukaryotic initiation factor 4a-iii (46 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor syf2 (28 kDa, Protein from Homo sapiens)
- U5 snrna (37 kDa, RNA from Homo sapiens)
- Small nuclear ribonucleoprotein sm d2 (13 kDa, Protein from Homo sapiens)
- Spliceosome-associated protein cwc15 homolog (26 kDa, Protein from Homo sapiens)
- Peptidyl-prolyl cis-trans isomerase-like 1 (18 kDa, Protein from Homo sapiens)
- Protein casc3 (76 kDa, Protein from Homo sapiens)
- Pre-mrna-processing factor 17 (65 kDa, Protein from Homo sapiens)
- Pleiotropic regulator 1 (57 kDa, Protein from Homo sapiens)
- Guanosine-5'-triphosphate (523 Da, Ligand)
- 116 kda u5 small nuclear ribonucleoprotein component (109 kDa, Protein from Homo sapiens)
- Protein mago nashi homolog (17 kDa, Protein from Homo sapiens)
- Pre-mrna-processing factor 19 (55 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d1 (13 kDa, Protein from Homo sapiens)
- U6 snrna (34 kDa, RNA from Homo sapiens)
- Pre-mrna (55 kDa, RNA from unidentified adenovirus)
- Pre-mrna-splicing factor cwc22 homolog (105 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Homo sapiens)
- Zinc ion (65 Da, Ligand)
- Atp-dependent rna helicase dhx8 (139 kDa, Protein from Homo sapiens)
- Peptidyl-prolyl cis-trans isomerase e (33 kDa, Protein from Homo sapiens)
- Magnesium ion (24 Da, Ligand)
- U5 small nuclear ribonucleoprotein 40 kda protein (39 kDa, Protein from Homo sapiens)
- Snw domain-containing protein 1 (61 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Homo sapiens)
The cryo-EM structure of human pre-C*-II complex
Resolution: 3.6 Å
EM Method: Single-particle
Fitted PDBs: 7w5a
Q-score: 0.269
Zhan X, Lu Y, Zhang X, Yan C, Shi Y
Mol Cell (2022) 82 pp. 2769-2778.e4 [ Pubmed: 35705093 DOI: doi:10.1016/j.molcel.2022.05.021 ]
- Pre-mrna-splicing factor spf27 (26 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor rbm22 (46 kDa, Protein from Homo sapiens)
- Prkr-interacting protein 1 (21 kDa, Protein from Homo sapiens)
- Crooked neck-like protein 1 (100 kDa, Protein from Homo sapiens)
- Pre-mrna-processing factor 17 (65 kDa, Protein from Homo sapiens)
- Guanosine-5'-triphosphate (523 Da, Ligand)
- Pre-mrna-processing factor 19 (55 kDa, Protein from Homo sapiens)
- Protein casc3 (76 kDa, Protein from Homo sapiens)
- U5 snrna (37 kDa, RNA from Homo sapiens)
- Pre-mrna (55 kDa, RNA from unidentified adenovirus)
- Human pre-c*-ii complex (Complex from Homo sapiens)
- U5 small nuclear ribonucleoprotein 40 kda protein (39 kDa, Protein from Homo sapiens)
- U6 snrna (34 kDa, RNA from Homo sapiens)
- Inositol hexakisphosphate (660 Da, Ligand)
- Zinc ion (65 Da, Ligand)
- Small nuclear ribonucleoprotein-associated proteins b and b' (24 kDa, Protein from Homo sapiens)
- U2 small nuclear ribonucleoprotein a' (28 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Homo sapiens)
- U2 small nuclear ribonucleoprotein b'' (25 kDa, Protein from Homo sapiens)
- Cell division cycle 5-like protein (92 kDa, Protein from Homo sapiens)
- 116 kda u5 small nuclear ribonucleoprotein component (109 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor syf1 (100 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d1 (13 kDa, Protein from Homo sapiens)
- Pre-mrna (14 kDa, RNA from unidentified adenovirus)
- Rna helicase aquarius (171 kDa, Protein from Homo sapiens)
- Serine/arginine repetitive matrix protein 2 (300 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor cwc22 homolog (105 kDa, Protein from Homo sapiens)
- Pre-mrna-processing-splicing factor 8 (273 kDa, Protein from Homo sapiens)
- Protein mago nashi homolog (17 kDa, Protein from Homo sapiens)
- Pleiotropic regulator 1 (57 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d3 (13 kDa, Protein from Homo sapiens)
- Peptidyl-prolyl cis-trans isomerase e (33 kDa, Protein from Homo sapiens)
- Peptidyl-prolyl cis-trans isomerase-like 1 (18 kDa, Protein from Homo sapiens)
- Cactin (88 kDa, Protein from Homo sapiens)
- Protein bud31 homolog (17 kDa, Protein from Homo sapiens)
- Protein fam32a (13 kDa, Protein from Homo sapiens)
- U2 snrna (60 kDa, RNA from Homo sapiens)
- Rna-binding protein 8a (19 kDa, Protein from Homo sapiens)
- Psme3-interacting protein (28 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor slu7 (68 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor syf2 (28 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Homo sapiens)
- Eukaryotic initiation factor 4a-iii (46 kDa, Protein from Homo sapiens)
- Adenosine-5'-triphosphate (507 Da, Ligand)
- Magnesium ion (24 Da, Ligand)
- Small nuclear ribonucleoprotein sm d2 (13 kDa, Protein from Homo sapiens)
- Spliceosome-associated protein cwc15 homolog (26 kDa, Protein from Homo sapiens)
- Atp-dependent rna helicase dhx8 (139 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Homo sapiens)
- Snw domain-containing protein 1 (61 kDa, Protein from Homo sapiens)
The cryo-EM structure of human C* complex
Resolution: 4.3 Å
EM Method: Single-particle
Fitted PDBs: 7w5b
Q-score: 0.192
Zhan X, Lu Y, Zhang X, Yan C, Shi Y
Mol Cell (2022) 82 pp. 2769-2778.e4 [ Pubmed: 35705093 DOI: doi:10.1016/j.molcel.2022.05.021 ]
- Pre-mrna-splicing factor spf27 (26 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor rbm22 (46 kDa, Protein from Homo sapiens)
- Prkr-interacting protein 1 (21 kDa, Protein from Homo sapiens)
- Crooked neck-like protein 1 (100 kDa, Protein from Homo sapiens)
- Pre-mrna-processing factor 17 (65 kDa, Protein from Homo sapiens)
- Guanosine-5'-triphosphate (523 Da, Ligand)
- Pre-mrna-processing factor 19 (55 kDa, Protein from Homo sapiens)
- Protein casc3 (76 kDa, Protein from Homo sapiens)
- U5 snrna (37 kDa, RNA from Homo sapiens)
- Pre-mrna (55 kDa, RNA from unidentified adenovirus)
- U5 small nuclear ribonucleoprotein 40 kda protein (39 kDa, Protein from Homo sapiens)
- U6 snrna (34 kDa, RNA from Homo sapiens)
- Inositol hexakisphosphate (660 Da, Ligand)
- Zinc ion (65 Da, Ligand)
- Small nuclear ribonucleoprotein-associated proteins b and b' (24 kDa, Protein from Homo sapiens)
- U2 small nuclear ribonucleoprotein a' (28 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein g (8 kDa, Protein from Homo sapiens)
- U2 small nuclear ribonucleoprotein b'' (25 kDa, Protein from Homo sapiens)
- Cell division cycle 5-like protein (92 kDa, Protein from Homo sapiens)
- 116 kda u5 small nuclear ribonucleoprotein component (109 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor syf1 (100 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d1 (13 kDa, Protein from Homo sapiens)
- Nf-kappa-b-activating protein (47 kDa, Protein from Homo sapiens)
- Pre-mrna (14 kDa, RNA from unidentified adenovirus)
- Rna helicase aquarius (171 kDa, Protein from Homo sapiens)
- Human pre-c*-i complex (Complex from Homo sapiens)
- Serine/arginine repetitive matrix protein 2 (300 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor cwc22 homolog (105 kDa, Protein from Homo sapiens)
- Pre-mrna-processing-splicing factor 8 (273 kDa, Protein from Homo sapiens)
- Protein mago nashi homolog (17 kDa, Protein from Homo sapiens)
- U5 small nuclear ribonucleoprotein 200 kda helicase (244 kDa, Protein from Homo sapiens)
- Pleiotropic regulator 1 (57 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein sm d3 (13 kDa, Protein from Homo sapiens)
- Peptidyl-prolyl cis-trans isomerase e (33 kDa, Protein from Homo sapiens)
- Peptidyl-prolyl cis-trans isomerase-like 1 (18 kDa, Protein from Homo sapiens)
- Cactin (88 kDa, Protein from Homo sapiens)
- Protein bud31 homolog (17 kDa, Protein from Homo sapiens)
- Protein fam32a (13 kDa, Protein from Homo sapiens)
- U2 snrna (60 kDa, RNA from Homo sapiens)
- Rna-binding protein 8a (19 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor slu7 (68 kDa, Protein from Homo sapiens)
- Pre-mrna-splicing factor syf2 (28 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein e (10 kDa, Protein from Homo sapiens)
- Eukaryotic initiation factor 4a-iii (46 kDa, Protein from Homo sapiens)
- Adenosine-5'-triphosphate (507 Da, Ligand)
- Magnesium ion (24 Da, Ligand)
- Small nuclear ribonucleoprotein sm d2 (13 kDa, Protein from Homo sapiens)
- Spliceosome-associated protein cwc15 homolog (26 kDa, Protein from Homo sapiens)
- Atp-dependent rna helicase dhx8 (139 kDa, Protein from Homo sapiens)
- Small nuclear ribonucleoprotein f (9 kDa, Protein from Homo sapiens)
- Snw domain-containing protein 1 (61 kDa, Protein from Homo sapiens)
GLP-1 peptide hormone bound to Glucagon-Like peptide-1 (GLP-1) Receptor
Resolution: 2.1 Å
EM Method: Single-particle
Fitted PDBs: 6x18
Q-score: 0.563
Zhang X, Belousoff MJ, Zhao P, Kooistra AJ, Truong TT, Ang SY, Underwood CR, Egebjerg T, Senel P, Stewart GD, Liang YL, Glukhova A, Venugopal H, Christopoulos A, Furness SGB, Miller LJ, Reedtz-Runge S, Langmead CJ, Gloriam DE, Danev R, Sexton PM, Wootten D
Mol Cell (2020) 80 pp. 485- [ Pubmed: 33027691 DOI: doi:10.1016/j.molcel.2020.09.020 ]
- Water (18 Da, Ligand)
- Glp-1 peptide hormone bound to glucagon-like peptide-1 (glp-1) receptor (120 kDa, Complex)
- Guanine nucleotide-binding protein g(s) subunit alpha isoforms short, guanine nucleotide-binding protein g(i)/g(s)/g(t) subunit beta-1, guanine nucleotide-binding protein g(i)/g(s)/g(o) subunit gamma-2, glucagon-like peptide 1 receptor (Complex from Homo sapiens)
- Guanine nucleotide-binding protein g(i)/g(s)/g(o) subunit gamma-2 (6 kDa, Protein from Homo sapiens)
- Nanobody 35 (Complex from Lama glama)
- Nanobody35 (13 kDa, Protein from Lama glama)
- Glucagon-like peptide 1 receptor (56 kDa, Protein from Homo sapiens)
- Guanine nucleotide-binding protein g(s) subunit alpha isoforms short (45 kDa, Protein from Homo sapiens)
- Guanine nucleotide-binding protein g(i)/g(s)/g(t) subunit beta-1 (37 kDa, Protein from Homo sapiens)
- Glucagon (3 kDa, Protein from Homo sapiens)
Non peptide agonist CHU-128, bound to Glucagon-Like peptide-1 (GLP-1) Receptor
Resolution: 2.1 Å
EM Method: Single-particle
Fitted PDBs: 6x19
Q-score: 0.579
Zhang X, Belousoff MJ, Zhao P, Kooistra AJ, Truong TT, Ang SY, Underwood CR, Egebjerg T, Senel P, Stewart GD, Liang YL, Glukhova A, Venugopal H, Christopoulos A, Furness SGB, Miller LJ, Reedtz-Runge S, Langmead CJ, Gloriam DE, Danev R, Sexton PM, Wootten D
Mol Cell (2020) 80 pp. 485- [ Pubmed: 33027691 DOI: doi:10.1016/j.molcel.2020.09.020 ]
- Water (18 Da, Ligand)
- Guanine nucleotide-binding protein g(s) subunit alpha isoforms short (45 kDa, Protein from Homo sapiens)
- Guanine nucleotide-binding protein g(i)/g(s)/g(t) subunit beta-1 (37 kDa, Protein from Homo sapiens)
- 3-{(1s)-1-[5-(2,2-dimethylmorpholin-4-yl)-2-{(4s)-2-(4-fluoro-3,5-dimethylphenyl)-3-[3-(4-fluoro-1-methyl-1h-indazol-5-yl)-2-oxo-2,3-dihydro-1h-imidazol-1-yl]-4-methyl-2,4,6,7-tetrahydro-5h-pyrazolo[4,3-c]pyridine-5-carbonyl}-1h-indol-1-yl]butyl}-1,2,4-oxadiazol-5(4h)-one (885 Da, Ligand)
- Chu-128:glp-1r:gs complex (120 kDa, Complex)
- Nanobody35 (Complex from Lama glama)
- Guanine nucleotide-binding protein g(i)/g(s)/g(o) subunit gamma-2 (6 kDa, Protein from Homo sapiens)
- Guanine nucleotide-binding protein g(s) subunit alpha isoforms short, guanine nucleotide-binding protein g(i)/g(s)/g(t) subunit beta-1, guanine nucleotide-binding protein g(i)/g(s)/g(o) subunit gamma-2, glucagon-like peptide 1 receptor (Complex from Homo sapiens)
- Nanobody35 (13 kDa, Protein from Lama glama)
- Glucagon-like peptide 1 receptor (56 kDa, Protein from Homo sapiens)
Non peptide agonist PF-06882961, bound to Glucagon-Like peptide-1 (GLP-1) Receptor
Resolution: 2.5 Å
EM Method: Single-particle
Fitted PDBs: 6x1a
Q-score: 0.522
Zhang X, Belousoff MJ, Zhao P, Kooistra AJ, Truong TT, Ang SY, Underwood CR, Egebjerg T, Senel P, Stewart GD, Liang YL, Glukhova A, Venugopal H, Christopoulos A, Furness SGB, Miller LJ, Reedtz-Runge S, Langmead CJ, Gloriam DE, Danev R, Sexton PM, Wootten D
Mol Cell (2020) 80 pp. 485- [ Pubmed: 33027691 DOI: doi:10.1016/j.molcel.2020.09.020 ]
- Water (18 Da, Ligand)
- 2-[(4-{6-[(4-cyano-2-fluorophenyl)methoxy]pyridin-2-yl}piperidin-1-yl)methyl]-1-{[(2s)-oxetan-2-yl]methyl}-1h-benzimidazole-6-carboxylic acid (555 Da, Ligand)
- Nanobody35 (Complex from Lama glama)
- Pf-06882961:glp-1r:gs complex (120 kDa, Complex)
- Guanine nucleotide-binding protein g(s) subunit alpha isoforms short, guanine nucleotide-binding protein g(i)/g(s)/g(t) subunit beta-1, guanine nucleotide-binding protein g(i)/g(s)/g(o) subunit gamma-2, glucagon-like peptide 1 receptor (Complex from Homo sapiens)
- Guanine nucleotide-binding protein g(i)/g(s)/g(o) subunit gamma-2 (6 kDa, Protein from Homo sapiens)
- Nanobody35 (13 kDa, Protein from Lama glama)
- Glucagon-like peptide 1 receptor (56 kDa, Protein from Homo sapiens)
- Guanine nucleotide-binding protein g(s) subunit alpha isoforms short (45 kDa, Protein from Homo sapiens)
- Guanine nucleotide-binding protein g(i)/g(s)/g(t) subunit beta-1 (37 kDa, Protein from Homo sapiens)
Cryo-EM structure of bacterial RNA polymerase-sigma54 holoenzyme transcription open complex
Resolution: 3.4 Å
EM Method: Single-particle
Fitted PDBs: 6gh5
Q-score: 0.412
Glyde R, Ye F, Jovanovic M, Kotta-Loizou I, Buck M, Zhang X
Mol Cell (2018) 70 pp. 1111-1120.e3 [ DOI: doi:10.1016/j.molcel.2018.05.021 Pubmed: 29932903 ]
- Dna-directed rna polymerase subunit alpha (36 kDa, Protein from Escherichia coli (strain K12))
- Dna (Complex from Klebsiella pneumoniae)
- Nifh promoter template dna (19 kDa, DNA from Klebsiella pneumoniae)
- Nifh promoter non-template dna (19 kDa, DNA from Klebsiella pneumoniae)
- Cryo-em structure of bacterial rna polymerase-sigma54 holoenzyme transcription open complex (490 kDa, Complex)
- Dna-directed rna polymerase (Complex from Escherichia coli K-12)
- Rna polymerase sigma-54 factor (Complex from Klebsiella pneumoniae)
- Dna-directed rna polymerase subunit omega (10 kDa, Protein from Escherichia coli (strain K12))
- Rna polymerase sigma-54 factor,rna polymerase sigma-54 factor,rna polymerase sigma-54 factor,rna polymerase sigma-54 factor,rna polymerase sigma-54 factor (54 kDa, Protein from Klebsiella pneumoniae)
- Dna-directed rna polymerase subunit beta (150 kDa, Protein from Escherichia coli (strain K12))
- Dna-directed rna polymerase subunit beta' (155 kDa, Protein from Escherichia coli (strain K12))
Resolution: 4.1 Å
EM Method: Single-particle
Fitted PDBs: 6gh6
Q-score: 0.288
Glyde R, Ye F, Jovanovic M, Kotta-Loizou I, Buck M, Zhang X
Mol Cell (2018) 70 pp. 1111-1120.e3 [ Pubmed: 29932903 DOI: doi:10.1016/j.molcel.2018.05.021 ]
- Cryo-em structure of bacterial rna polymerase-sigma54 holoenzyme intermediate partially loaded complex (490 kDa, Complex)
- Dna (Complex from Klebsiella pneumoniae)
- Rna polymerase sigma-54 factor,rna polymerase sigma-54 factor,rna polymerase sigma-54 factor,rna polymerase sigma-54 factor,rna polymerase sigma-54 factor (54 kDa, Protein from Klebsiella pneumoniae)
- Dna-directed rna polymerase subunit beta (150 kDa, Protein from Escherichia coli (strain K12))
- Dna-directed rna polymerase subunit beta' (155 kDa, Protein from Escherichia coli (strain K12))
- Nifh promoter non-tmeplate dna (19 kDa, DNA from Klebsiella pneumoniae)
- Rna polymerase (Complex from Escherichia coli K-12)
- Dna-directed rna polymerase subunit omega (10 kDa, Protein from Escherichia coli (strain K12))
- Nifh promoter template dna (19 kDa, DNA from Klebsiella pneumoniae)
- Dna-directed rna polymerase subunit alpha (36 kDa, Protein from Escherichia coli (strain K12))
- Sigma factor 54, (Complex from Klebsiella pneumoniae)