7NVV: General transcription factor IIH subunit 4
XPB-containing part of TFIIH in a post-translocated state (with ADP-BeF3). Determined by electron microscopy at 2.9 Å resolution. Released 5 May 2021.
- Method
- Electron microscopy
- Resolution
- 2.9 Å
- Organisms
- Homo sapiens, Human mastadenovirus C
- Chains
- 8
- Atoms
- 9,071
- Mol. weight
- 267.24 kDa
- Ligands
- ADP, BEF, MG
- Released
- 5 May 2021
Explore 7NVV in 3D
Show helices and sheets
RCSB PDB
PDBe
Secondary structure: helices and β-sheets
7NVV contains 57 α-helices and 54 β-strands across 5 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.
Chain 2: 17 helices, 12 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 146-163 | 18 | |
| α-helix | 173-179 | 7 | |
| α-helix | 180-184 | 5 | |
| β-strand | 185-186 | 2 | 1 |
| α-helix | 193-194 | 2 | |
| β-strand | 195-196 | 2 | 1 |
| α-helix | 198-205 | 8 | |
| α-helix | 208-226 | 19 | |
| α-helix | 230-241 | 12 | |
| α-helix | 256-267 | 12 | |
| β-strand | 271-272 | 2 | 2 |
| β-strand | 282-283 | 2 | 2 |
| α-helix | 285-288 | 4 | |
| β-strand | 307-309 | 3 | 3 |
| β-strand | 314-317 | 4 | 3 |
| α-helix | 322-330 | 9 | |
| β-strand | 333-338 | 6 | 3 |
| β-strand | 341-345 | 5 | 3 |
| α-helix | 348-357 | 10 | |
| α-helix | 361-370 | 10 | |
| β-strand | 372 | 1 | 3 |
| α-helix | 374-378 | 5 | |
| α-helix | 385-398 | 14 | |
| β-strand | 402-409 | 8 | 4 |
| α-helix | 415-428 | 14 | |
| β-strand | 431-435 | 5 | 4 |
| β-strand | 440-443 | 4 | 4 |
| α-helix | 445-447 | 3 | |
| α-helix | 448-457 | 10 | |
Chain 5: 3 helices, 3 β-strands
| Element | Residues | Length | Sheet |
|---|
| β-strand | 4-11 | 8 | 4 |
| α-helix | 14-26 | 13 | |
| β-strand | 34-37 | 4 | 4 |
| β-strand | 42-45 | 4 | 4 |
| α-helix | 47-49 | 3 | |
| α-helix | 50-63 | 14 | |
Chain 7: 35 helices, 38 β-strands
| Element | Residues | Length | Sheet |
|---|
| β-strand | 53 | 1 | 3 |
| β-strand | 59-60 | 2 | 3 |
| β-strand | 76-78 | 3 | 5 |
| β-strand | 83-87 | 5 | 5 |
| α-helix | 93-103 | 11 | |
| β-strand | 105-108 | 4 | 5 |
| β-strand | 113-117 | 5 | 5 |
| α-helix | 120-129 | 10 | |
| α-helix | 133-143 | 11 | |
| β-strand | 144 | 1 | 5 |
| α-helix | 150-158 | 9 | |
| β-strand | 166-171 | 6 | 6 |
| β-strand | 174-179 | 6 | 6 |
| α-helix | 182-190 | 9 | |
| α-helix | 192-196 | 5 | |
| β-strand | 198 | 1 | 6 |
| β-strand | 267 | 1 | 7 |
| β-strand | 268-272 | 5 | 6 |
| α-helix | 274-276 | 3 | |
| α-helix | 277-286 | 10 | |
| β-strand | 291-292 | 2 | 6 |
| β-strand | 294-295 | 2 | 8 |
| α-helix | 297-299 | 3 | |
| α-helix | 304-306 | 3 | |
| β-strand | 310 | 1 | 9 |
| α-helix | 318-327 | 10 | |
| β-strand | 333-334 | 2 | 8 |
| α-helix | 335 | 1 | |
| β-strand | 336-339 | 4 | 10 |
| α-helix | 346-357 | 12 | |
| β-strand | 361-365 | 5 | 10 |
| α-helix | 368-381 | 14 | |
| β-strand | 382 | 1 | 9 |
| β-strand | 389-392 | 4 | 10 |
| β-strand | 397 | 1 | 10 |
| β-strand | 405-409 | 5 | 10 |
| α-helix | 410-414 | 5 | |
| α-helix | 418-420 | 3 | |
| α-helix | 421-431 | 11 | |
| β-strand | 434-435 | 2 | 11 |
| β-strand | 437-441 | 5 | 10 |
| α-helix | 443-445 | 3 | |
| α-helix | 453-457 | 5 | |
| β-strand | 459-460 | 2 | 11 |
| β-strand | 463-467 | 5 | 10 |
| α-helix | 477-479 | 3 | |
| α-helix | 480-483 | 4 | |
| β-strand | 487-490 | 4 | 10 |
| α-helix | 493-499 | 7 | |
| β-strand | 502 | 1 | 12 |
| β-strand | 505-510 | 6 | 13 |
| β-strand | 511-512 | 2 | 14 |
| α-helix | 513-515 | 3 | |
| α-helix | 516-524 | 9 | |
| α-helix | 530-535 | 6 | |
| α-helix | 538-552 | 15 | |
| β-strand | 558-561 | 4 | 13 |
| α-helix | 565-575 | 11 | |
| β-strand | 579-580 | 2 | 13 |
| α-helix | 586-598 | 13 | |
| β-strand | 604-607 | 4 | 13 |
| α-helix | 609-612 | 4 | |
| β-strand | 622-625 | 4 | 13 |
| α-helix | 633-640 | 8 | |
| α-helix | 641-643 | 3 | |
| β-strand | 645 | 1 | 12 |
| α-helix | 646-647 | 2 | |
| β-strand | 657-661 | 5 | 13 |
| β-strand | 663-664 | 2 | 14 |
| α-helix | 668-676 | 9 | |
| α-helix | 678-682 | 5 | |
| β-strand | 688-690 | 3 | 13 |
| α-helix | 706-719 | 14 | |
Chain W: 2 helices, 0 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 276-278 | 3 | |
| α-helix | 279-282 | 4 | |
Chain Y: 0 helices, 1 β-strand
| Element | Residues | Length | Sheet |
|---|
| β-strand | 7 | 1 | 7 |
Molecules and chains
| Molecule | Chains | Type | Length | Organism | UniProt |
|---|
| General transcription factor IIH subunit 4 | 2 | protein | 462 | Homo sapiens | Q92759 (AlphaFold model) |
| General transcription factor IIH subunit 5 | 5 | protein | 71 | Homo sapiens | Q6ZYL4 (AlphaFold model) |
| General transcription and DNA repair factor IIH helicase subunit XPB | 7 | protein | 782 | Homo sapiens | P19447 (AlphaFold model) |
| Non-template DNA | N | DNA | 106 | Human mastadenovirus C | |
| Template DNA | T | DNA | 106 | Human mastadenovirus C | |
| General transcription factor IIE subunit 1 | W | protein | 439 | Homo sapiens | P29083 (AlphaFold model) |
| Unassigned peptide, likely XPB | Y | protein | 8 | Homo sapiens | |
| Unassigned Peptide, likely TFIIE-Beta | Z | protein | 16 | Homo sapiens | |
Sequence of entity 1 (2), FASTA
>7NVV_1 General transcription factor IIH subunit 4 (chains 2)
MESTPSRGLNRVHLQCRNLQEFLGGLSPGVLDRLYGHPATCLAVFRELPSLAKNWVMRML
FLEQPLPQAAVALWVKKEFSKAQEESTGLLSGLRIWHTQLLPGGLQGLILNPIFRQNLRI
ALLGGGKAWSDDTSQLGPDKHARDVPSLDKYAEERWEVVLHFMVGSPSAAVSQDLAQLLS
QAGLMKSTEPGEPPCITSAGFQFLLLDTPAQLWYFMLQYLQTAQSRGMDLVEILSFLFQL
SFSTLGKDYSVEGMSDSLLNFLQHLREFGLVFQRKRKSRRYYPTRLAINLSSGVSGAGGT
VHQPGFIVVETNYRLYAYTESELQIALIALFSEMLYRFPNMVVAQVTRESVQQAIASGIT
AQQIIHFLRTRAHPVMLKQTPVLPPTITDQIRLWELERDRLRFTEGVLYNQFLSQVDFEL
LLAHARELGVLVFENSAKRLMVVTPAGHSDVKRFWKRQKHSS
Sequence of entity 2 (5), FASTA
>7NVV_2 General transcription factor IIH subunit 5 (chains 5)
MVNVLKGVLIECDPAMKQFLLYLDESNALGKKFIIQDIDDTHVFVIAELVNVLQERVGEL
MDQNAFSLTQK
Sequence of entity 3 (7), FASTA
>7NVV_3 General transcription and DNA repair factor IIH helicase subunit XPB (chains 7)
MGKRDRADRDKKKSRKRHYEDEEDDEEDAPGNDPQEAVPSAAGKQVDESGTKVDEYGAKD
YRLQMPLKDDHTSRPLWVAPDGHIFLEAFSPVYKYAQDFLVAIAEPVCRPTHVHEYKLTA
YSLYAAVSVGLQTSDITEYLRKLSKTGVPDGIMQFIKLCTVSYGKVKLVLKHNRYFVESC
HPDVIQHLLQDPVIRECRLRNSEGEATELITETFTSKSAISKTAESSGGPSTSRVTDPQG
KSDIPMDLFDFYEQMDKDEEEEEETQTVSFEVKQEMIEELQKRCIHLEYPLLAEYDFRND
SVNPDINIDLKPTAVLRPYQEKSLRKMFGNGRARSGVIVLPCGAGKSLVGVTAACTVRKR
CLVLGNSAVSVEQWKAQFKMWSTIDDSQICRFTSDAKDKPIGCSVAISTYSMLGHTTKRS
WEAERVMEWLKTQEWGLMILDEVHTIPAKMFRRVLTIVQAHCKLGLTATLVREDDKIVDL
NFLIGPKLYEANWMELQNNGYIAKVQCAEVWCPMSPEFYREYVAIKTKKRILLYTMNPNK
FRACQFLIKFHERRNDKIIVFADNVFALKEYAIRLNKPYIYGPTSQGERMQILQNFKHNP
KINTIFISKVGDTSFDLPEANVLIQISSHGGSRRQEAQRLGRVLRAKKGMVAEEYNAFFY
SLVSQDTQEMAYSTKRQRFLVDQGYSFKVITKLAGMEEEDLAFSTKEEQQQLLQKVLAAT
DLDAEEEVVAGEFGSRSSQASRRFGTMSSMSGADDTVYMEYHSSRSKAPSKHVHPLFKRF
RK
Sequence of entity 4 (N), FASTA
>7NVV_4 Non-template DNA (chains N)
CGGGTGTTCCTGAAGGGGGGCTATAAAAGGGGGTGGGGGCGCGTTCGTCCTCACTCTCTT
CCGCATCGCTGTCTGCGAGGGCCAGCTGTTGGGGTGAGTACTCCCT
Sequence of entity 5 (T), FASTA
>7NVV_5 Template DNA (chains T)
AGGGAGTACTCACCCCAACAGCTGGCCCTCGCAGACAGCGATGCGGAAGAGAGTGAGGAC
GAACGCGCCCCCACCCCCTTTTATAGCCCCCCTTCAGGAACACCCG
Sequence of entity 6 (W), FASTA
>7NVV_6 General transcription factor IIE subunit 1 (chains W)
MADPDVLTEVPAALKRLAKYVIRGFYGIEHALALDILIRNSCVKEEDMLELLKFDRKQLR
SVLNNLKGDKFIKCRMRVETAADGKTTRHNYYFINYRTLVNVVKYKLDHMRRRIETDERD
STNRASFKCPVCSSTFTDLEANQLFDPMTGTFRCTFCHTEVEEDESAMPKKDARTLLARF
NEQIEPIYALLRETEDVNLAYEILEPEPTEIPALKQSKDHAATTAGAASLAGGHHREAWA
TKGPSYEDLYTQNVVINMDDQEDLHRASLEGKSAKERPIWLRESTVQGAYGSEDMKEGGI
DMDAFQEREEGHAGPDDNEEVMRALLIHEKKTSSAMAGSVGAAAPVTAANGSDSESETSE
SDDDSPPRPAAVAVHKREEDEEEDDEFEEVADDPIVMVAGRPFSYSEVSQRPELVAQMTP
EEKEAYIAMGQRMFEDLFE
Sequence of entity 7 (Y), FASTA
>7NVV_7 Unassigned peptide, likely XPB (chains Y)
XXXXXXXX
Sequence of entity 8 (Z), FASTA
>7NVV_8 Unassigned Peptide, likely TFIIE-Beta (chains Z)
XXXXXXXXXXXXXXXX
Ligands and cofactors
| ID | Name | Formula | Copies |
|---|
| ADP | Adenosine-5'-diphosphate | C10 H15 N5 O10 P2 | 1 |
| BEF | Beryllium trifluoride ion | Be F3 | 1 |
| MG | Magnesium ion | Mg | 1 |
Primary citation
Structures of mammalian RNA polymerase II pre-initiation complexes. Aibara, S., Schilbach, S., Cramer, P. Nature (2021) 594:124-128. DOI 10.1038/s41586-021-03554-8 · PubMed
Other PDB entries of the same protein (UniProt Q92759 (AlphaFold model), which also has an AlphaFold model), best resolution first:
- 28JM 3.29 Å, Cryo-EM structure of the human holo-TFIIH and XPC initial encounter complex
- 7EGB 3.3 Å, TFIID-based holo PIC on SCP promoter
- 8EBU 3.3 Å, XPC release from Core7-XPA-DNA (Cy5)
- 9PD3 3.3 Å, NER dual incision complex - DuIS
- 28JS 3.32 Å, Cryo-EM structure of the human holo-TFIIH-XPC complex bound to bulky lesion-mimic DNA…
- 9PD4 3.4 Å, NER dual incision complex - DuIM
- 6RO4 3.5 Å, Structure of the core TFIIH-XPA-DNA complex
- 7AD8 3.5 Å, Core TFIIH-XPA-DNA complex with modelled p62 subunit
- 9XYU 3.5 Å, NER complex - C7CAD.ATP
- 28KE 3.6 Å, Cryo-EM structure of the human holo-TFIIH-XPC-XPA complex bound to bulky lesion-mimic DNA
- 8EBX 3.6 Å, XPA repositioning Core7 of TFIIH relative to XPC-DNA lesion (AP)
- 8EBY 3.6 Å, XPC release from Core7-XPA-DNA (AP)
Browse structure collections
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