8IUE

RNA polymerase III pre-initiation complex melting complex 1


Experimental Data Snapshot

  • Method: ELECTRON MICROSCOPY
  • Resolution: 4.10 Å
  • Aggregation State: PARTICLE 
  • Reconstruction Method: SINGLE PARTICLE 

wwPDB Validation   3D Report Full Report


This is version 1.2 of the entry. See complete history


Literature

Structure of the SNAPc-bound RNA polymerase III preinitiation complex.

Hou, H.Jin, Q.Ren, Y.Chen, Z.Wang, Q.Xu, Y.

(2023) Cell Res 33: 565-568


Macromolecules

Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerase III subunit RPC11,390Homo sapiensMutation(s): 0 
Gene Names: POLR3A
EC: 2.7.7.6
UniProt & NIH Common Fund Data Resources
Find proteins for O14802 (Homo sapiens)
Explore O14802 
Go to UniProtKB:  O14802
PHAROS:  O14802
GTEx:  ENSG00000148606 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupO14802
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 2
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerase III subunit RPC21,133Homo sapiensMutation(s): 0 
Gene Names: POLR3B
EC: 2.7.7.6
UniProt & NIH Common Fund Data Resources
Find proteins for Q9NW08 (Homo sapiens)
Explore Q9NW08 
Go to UniProtKB:  Q9NW08
PHAROS:  Q9NW08
GTEx:  ENSG00000013503 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ9NW08
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 3
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerases I and III subunit RPAC1346Homo sapiensMutation(s): 0 
Gene Names: POLR1CPOLR1E
UniProt & NIH Common Fund Data Resources
Find proteins for O15160 (Homo sapiens)
Explore O15160 
Go to UniProtKB:  O15160
PHAROS:  O15160
GTEx:  ENSG00000171453 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupO15160
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 4
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerase III subunit RPC9148Homo sapiensMutation(s): 0 
Gene Names: CRCP
UniProt & NIH Common Fund Data Resources
Find proteins for O75575 (Homo sapiens)
Explore O75575 
Go to UniProtKB:  O75575
PHAROS:  O75575
GTEx:  ENSG00000241258 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupO75575
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 5
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerases I, II, and III subunit RPABC1210Homo sapiensMutation(s): 0 
Gene Names: POLR2E
UniProt & NIH Common Fund Data Resources
Find proteins for P19388 (Homo sapiens)
Explore P19388 
Go to UniProtKB:  P19388
PHAROS:  P19388
GTEx:  ENSG00000099817 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP19388
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 6
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerases I, II, and III subunit RPABC2127Homo sapiensMutation(s): 0 
Gene Names: POLR2FPOLRF
UniProt & NIH Common Fund Data Resources
Find proteins for P61218 (Homo sapiens)
Explore P61218 
Go to UniProtKB:  P61218
PHAROS:  P61218
GTEx:  ENSG00000100142 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP61218
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 7
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerase III subunit RPC8204Homo sapiensMutation(s): 0 
Gene Names: POLR3HKIAA1665RPC8
UniProt & NIH Common Fund Data Resources
Find proteins for Q9Y535 (Homo sapiens)
Explore Q9Y535 
Go to UniProtKB:  Q9Y535
PHAROS:  Q9Y535
GTEx:  ENSG00000100413 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ9Y535
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 8
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerases I, II, and III subunit RPABC3150Homo sapiensMutation(s): 0 
Gene Names: POLR2H
UniProt & NIH Common Fund Data Resources
Find proteins for P52434 (Homo sapiens)
Explore P52434 
Go to UniProtKB:  P52434
PHAROS:  P52434
GTEx:  ENSG00000163882 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP52434
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 9
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerase III subunit RPC10108Homo sapiensMutation(s): 1 
Gene Names: POLR3KRPC11My010
UniProt & NIH Common Fund Data Resources
Find proteins for Q9Y2Y1 (Homo sapiens)
Explore Q9Y2Y1 
Go to UniProtKB:  Q9Y2Y1
PHAROS:  Q9Y2Y1
GTEx:  ENSG00000161980 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ9Y2Y1
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 10
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerases I, II, and III subunit RPABC567Homo sapiensMutation(s): 0 
Gene Names: POLR2L
UniProt & NIH Common Fund Data Resources
Find proteins for P62875 (Homo sapiens)
Explore P62875 
Go to UniProtKB:  P62875
PHAROS:  P62875
GTEx:  ENSG00000177700 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP62875
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 11
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerases I and III subunit RPAC2133Homo sapiensMutation(s): 0 
Gene Names: POLR1D
UniProt & NIH Common Fund Data Resources
Find proteins for P0DPB6 (Homo sapiens)
Explore P0DPB6 
Go to UniProtKB:  P0DPB6
PHAROS:  P0DPB6
GTEx:  ENSG00000186184 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP0DPB6
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 12
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerases I, II, and III subunit RPABC458Homo sapiensMutation(s): 0 
Gene Names: POLR2K
UniProt & NIH Common Fund Data Resources
Find proteins for P53803 (Homo sapiens)
Explore P53803 
Go to UniProtKB:  P53803
PHAROS:  P53803
GTEx:  ENSG00000147669 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP53803
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 13
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerase III subunit RPC5708Homo sapiensMutation(s): 0 
Gene Names: POLR3EKIAA1452
UniProt & NIH Common Fund Data Resources
Find proteins for Q9NVU0 (Homo sapiens)
Explore Q9NVU0 
Go to UniProtKB:  Q9NVU0
PHAROS:  Q9NVU0
GTEx:  ENSG00000058600 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ9NVU0
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 14
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerase III subunit RPC4317Homo sapiensMutation(s): 0 
Gene Names: POLR3DBN51BN51T
UniProt & NIH Common Fund Data Resources
Find proteins for P05423 (Homo sapiens)
Explore P05423 
Go to UniProtKB:  P05423
PHAROS:  P05423
GTEx:  ENSG00000168495 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP05423
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 15
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerase III subunit RPC3534Homo sapiensMutation(s): 0 
Gene Names: POLR3C
UniProt & NIH Common Fund Data Resources
Find proteins for Q9BUI4 (Homo sapiens)
Explore Q9BUI4 
Go to UniProtKB:  Q9BUI4
PHAROS:  Q9BUI4
GTEx:  ENSG00000186141 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ9BUI4
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 16
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerase III subunit RPC6316Homo sapiensMutation(s): 0 
Gene Names: POLR3F
UniProt & NIH Common Fund Data Resources
Find proteins for Q9H1D9 (Homo sapiens)
Explore Q9H1D9 
Go to UniProtKB:  Q9H1D9
PHAROS:  Q9H1D9
GTEx:  ENSG00000132664 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ9H1D9
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 17
MoleculeChains Sequence LengthOrganismDetailsImage
DNA-directed RNA polymerase III subunit RPC7223Homo sapiensMutation(s): 0 
Gene Names: POLR3G
UniProt & NIH Common Fund Data Resources
Find proteins for O15318 (Homo sapiens)
Explore O15318 
Go to UniProtKB:  O15318
PHAROS:  O15318
GTEx:  ENSG00000113356 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupO15318
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 20
MoleculeChains Sequence LengthOrganismDetailsImage
snRNA-activating protein complex subunit 1T [auth 1]368Homo sapiensMutation(s): 0 
Gene Names: SNAPC1SNAP43
UniProt & NIH Common Fund Data Resources
Find proteins for Q16533 (Homo sapiens)
Explore Q16533 
Go to UniProtKB:  Q16533
PHAROS:  Q16533
GTEx:  ENSG00000023608 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ16533
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 21
MoleculeChains Sequence LengthOrganismDetailsImage
snRNA-activating protein complex subunit 3U [auth 3]411Homo sapiensMutation(s): 0 
Gene Names: SNAPC3SNAP50
UniProt & NIH Common Fund Data Resources
Find proteins for Q92966 (Homo sapiens)
Explore Q92966 
Go to UniProtKB:  Q92966
PHAROS:  Q92966
GTEx:  ENSG00000164975 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ92966
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 22
MoleculeChains Sequence LengthOrganismDetailsImage
snRNA-activating protein complex subunit 4V [auth 4]1,469Homo sapiensMutation(s): 0 
Gene Names: SNAPC4SNAP190
UniProt & NIH Common Fund Data Resources
Find proteins for Q5SXM2 (Homo sapiens)
Explore Q5SXM2 
Go to UniProtKB:  Q5SXM2
PHAROS:  Q5SXM2
GTEx:  ENSG00000165684 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ5SXM2
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 23
MoleculeChains Sequence LengthOrganismDetailsImage
TATA-box-binding proteinW [auth U]339Homo sapiensMutation(s): 0 
Gene Names: TBPGTF2D1TF2DTFIID
UniProt & NIH Common Fund Data Resources
Find proteins for P20226 (Homo sapiens)
Explore P20226 
Go to UniProtKB:  P20226
PHAROS:  P20226
GTEx:  ENSG00000112592 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP20226
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 24
MoleculeChains Sequence LengthOrganismDetailsImage
Transcription factor IIIB 50 kDa subunitX [auth V]419Homo sapiensMutation(s): 0 
Gene Names: BRF2BRFUPRO1470
UniProt & NIH Common Fund Data Resources
Find proteins for Q9HAW0 (Homo sapiens)
Explore Q9HAW0 
Go to UniProtKB:  Q9HAW0
GTEx:  ENSG00000104221 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ9HAW0
Sequence Annotations
Expand
  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 25
MoleculeChains Sequence LengthOrganismDetailsImage
Transcription factor TFIIIB component B'' homologY [auth W]2,624Homo sapiensMutation(s): 0 
Gene Names: BDP1KIAA1241KIAA1689TFNR
UniProt & NIH Common Fund Data Resources
Find proteins for A6H8Y1 (Homo sapiens)
Explore A6H8Y1 
Go to UniProtKB:  A6H8Y1
PHAROS:  A6H8Y1
GTEx:  ENSG00000145734 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupA6H8Y1
Sequence Annotations
Expand
  • Reference Sequence
Find similar nucleic acids by:  (by identity cutoff)  |  3D Structure
Entity ID: 18
MoleculeChains LengthOrganismImage
Human gene for U 6 RNAR [auth X]464Homo sapiens
Sequence Annotations
Expand
  • Reference Sequence
Find similar nucleic acids by:  (by identity cutoff)  |  3D Structure
Entity ID: 19
MoleculeChains LengthOrganismImage
DNA (74-MER)S [auth Y]464Homo sapiens
Sequence Annotations
Expand
  • Reference Sequence
Small Molecules
Ligands 3 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
SF4
Query on SF4

Download Ideal Coordinates CCD File 
HA [auth P]IRON/SULFUR CLUSTER
Fe4 S4
LJBDFODJNLIPKO-UHFFFAOYSA-N
ZN
Query on ZN

Download Ideal Coordinates CCD File 
AA [auth A]
CA [auth B]
DA [auth I]
EA [auth I]
FA [auth J]
AA [auth A],
CA [auth B],
DA [auth I],
EA [auth I],
FA [auth J],
GA [auth L],
IA [auth V],
Z [auth A]
ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
MG
Query on MG

Download Ideal Coordinates CCD File 
BA [auth A]MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Experimental Data & Validation

Experimental Data

  • Method: ELECTRON MICROSCOPY
  • Resolution: 4.10 Å
  • Aggregation State: PARTICLE 
  • Reconstruction Method: SINGLE PARTICLE 

Structure Validation

View Full Validation Report



Entry History & Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
Not fundedChina--

Revision History  (Full details and data files)

  • Version 1.0: 2023-05-24
    Type: Initial release
  • Version 1.1: 2023-07-12
    Changes: Database references
  • Version 1.2: 2024-07-03
    Changes: Data collection