7EDX image
Entry Detail
PDB ID:
7EDX
EMDB ID:
Keywords:
Title:
p53-bound TFIID-based core PIC on HDM2 promoter
Biological Source:
Source Organism:
Host Organism:
PDB Version:
Deposition Date:
2021-03-17
Release Date:
2021-05-05
Method Details:
Experimental Method:
Resolution:
4.50 Å
Aggregation State:
PARTICLE
Reconstruction Method:
SINGLE PARTICLE
Macromolecular Entities
Polymer Type:polypeptide(L)
Description:Transcription initiation factor TFIID subunit 1
Chain IDs:A
Chain Length:1872
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor TFIID subunit 2
Chain IDs:B
Chain Length:1199
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor TFIID subunit 4
Chain IDs:C (auth: D), T (auth: d)
Chain Length:1085
Number of Molecules:2
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor TFIID subunit 5
Chain IDs:D (auth: E), U (auth: e)
Chain Length:800
Number of Molecules:2
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor TFIID subunit 6
Chain IDs:E (auth: F), V (auth: f)
Chain Length:677
Number of Molecules:2
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor TFIID subunit 7
Chain IDs:F (auth: G)
Chain Length:349
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor TFIID subunit 8
Chain IDs:G (auth: H)
Chain Length:310
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor TFIID subunit 9
Chain IDs:H (auth: I), W (auth: i)
Chain Length:264
Number of Molecules:2
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor TFIID subunit 10
Chain IDs:I (auth: J), X (auth: j)
Chain Length:218
Number of Molecules:2
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor TFIID subunit 12
Chain IDs:J (auth: L), Z (auth: l)
Chain Length:161
Number of Molecules:2
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor IIA subunit 2
Chain IDs:K (auth: O)
Chain Length:109
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:TATA-box-binding protein
Chain IDs:L (auth: P)
Chain Length:1174
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor IIA subunit 1
Chain IDs:M (auth: Q)
Chain Length:376
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor IIB
Chain IDs:N (auth: R)
Chain Length:316
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:General transcription factor IIF subunit 1
Chain IDs:O (auth: S)
Chain Length:517
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:General transcription factor IIF subunit 2
Chain IDs:P (auth: T)
Chain Length:249
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polydeoxyribonucleotide
Description:DNA (84-mer)
Chain IDs:Q (auth: X)
Chain Length:84
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polydeoxyribonucleotide
Description:DNA (84-mer)
Chain IDs:R (auth: Y)
Chain Length:84
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor TFIID subunit 3
Chain IDs:S (auth: c)
Chain Length:929
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor TFIID subunit 11
Chain IDs:Y (auth: k)
Chain Length:211
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:Transcription initiation factor TFIID subunit 13
Chain IDs:AA (auth: m)
Chain Length:124
Number of Molecules:1
Biological Source:Homo sapiens
Polymer Type:polypeptide(L)
Description:RPB1
Chain IDs:BA (auth: o)
Chain Length:109
Number of Molecules:1
Biological Source:Sus scrofa
Polymer Type:polypeptide(L)
Description:DNA-directed RNA polymerase subunit beta
Chain IDs:CA (auth: p)
Chain Length:1174
Number of Molecules:1
Biological Source:Sus scrofa
Polymer Type:polypeptide(L)
Description:DNA-directed RNA polymerase II subunit RPB3
Chain IDs:DA (auth: q)
Chain Length:376
Number of Molecules:1
Biological Source:Sus scrofa
Polymer Type:polypeptide(L)
Description:DNA-directed RNA polymerase II subunit RPB4
Chain IDs:EA (auth: r)
Chain Length:316
Number of Molecules:1
Biological Source:Sus scrofa
Polymer Type:polypeptide(L)
Description:DNA-directed RNA polymerase II subunit E
Chain IDs:FA (auth: s)
Chain Length:517
Number of Molecules:1
Biological Source:Sus scrofa
Polymer Type:polypeptide(L)
Description:DNA-directed RNA polymerase II subunit F
Chain IDs:GA (auth: t)
Chain Length:249
Number of Molecules:1
Biological Source:Sus scrofa
Polymer Type:polypeptide(L)
Description:DNA-directed RNA polymerase II subunit RPB7
Chain IDs:MA (auth: u)
Chain Length:172
Number of Molecules:1
Biological Source:Sus scrofa
Polymer Type:polypeptide(L)
Description:DNA-directed RNA polymerases I, II, and III subunit RPABC3
Chain IDs:HA (auth: v)
Chain Length:150
Number of Molecules:1
Biological Source:Sus scrofa
Polymer Type:polypeptide(L)
Description:DNA-directed RNA polymerase II subunit RPB9
Chain IDs:IA (auth: w)
Chain Length:125
Number of Molecules:1
Biological Source:Sus scrofa
Polymer Type:polypeptide(L)
Description:RPB10
Chain IDs:JA (auth: x)
Chain Length:84
Number of Molecules:1
Biological Source:Sus scrofa
Polymer Type:polypeptide(L)
Description:RNA_pol_L_2 domain-containing protein
Chain IDs:KA (auth: y)
Chain Length:84
Number of Molecules:1
Biological Source:Sus scrofa
Polymer Type:polypeptide(L)
Description:RPB12
Chain IDs:LA (auth: z)
Chain Length:58
Number of Molecules:1
Biological Source:Sus scrofa
Primary Citation
Structural insights into preinitiation complex assembly on core promoters.
Science 372 ? ? (2021)
PMID: 33795473 DOI: 10.1126/science.aba8490

Abstact

Transcription factor IID (TFIID) recognizes core promoters and supports preinitiation complex (PIC) assembly for RNA polymerase II (Pol II)-mediated eukaryotic transcription. We determined the structures of human TFIID-based PIC in three stepwise assembly states and revealed two-track PIC assembly: stepwise promoter deposition to Pol II and extensive modular reorganization on track I (on TATA-TFIID-binding element promoters) versus direct promoter deposition on track II (on TATA-only and TATA-less promoters). The two tracks converge at an ~50-subunit holo PIC in identical conformation, whereby TFIID stabilizes PIC organization and supports loading of cyclin-dependent kinase (CDK)-activating kinase (CAK) onto Pol II and CAK-mediated phosphorylation of the Pol II carboxyl-terminal domain. Unexpectedly, TBP of TFIID similarly bends TATA box and TATA-less promoters in PIC. Our study provides structural visualization of stepwise PIC assembly on highly diversified promoters.

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Primary Citation of related structures