1YDL

Crystal Structure of the Human TFIIH, Northeast Structural Genomics Target HR2045.

• PDB DOI: https://doi.org/10.2210/pdb1YDL/pdb

• Classification: TRANSCRIPTION
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2004-12-24 Released: 2005-02-08 
• Deposition Author(s): Forouhar, F., Edstrom, W., Xiao, R., Acton, T.B., Montelione, G.T., Tong, L., Hunt, J.F., Northeast Structural Genomics Consortium (NESG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.297 
• R-Value Work: 0.236 
• R-Value Observed: 0.236 

Literature

Crystal Structure of the Human TFIIH, Northeast Structural Genomics Target HR2045.

Forouhar, F., Edstrom, W., Xiao, R., Acton, T.B., Montelione, G.T., Tong, L., Hunt, J.F.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 9.23 kDa 
• Atom Count: 600 
• Modelled Residue Count: 71 
• Deposited Residue Count: 79 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
general transcription factor IIH, polypeptide 5	A	79	Homo sapiens	Mutation(s): 3  Gene Names: C6orf175
UniProt & NIH Common Fund Data Resources
Find proteins for Q6ZYL4 (Homo sapiens) Explore Q6ZYL4  Go to UniProtKB:  Q6ZYL4
PHAROS:  Q6ZYL4 GTEx:  ENSG00000272047

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.297 
• R-Value Work: 0.236 
• R-Value Observed: 0.236 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 41.412	α = 90
b = 53.922	β = 90
c = 34.818	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
SnB	phasing
SOLVE	phasing
RESOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-02-08 
Deposition Author(s): Forouhar, F., Edstrom, W., Xiao, R., Acton, T.B., Montelione, G.T., Tong, L., Hunt, J.F., Northeast Structural Genomics Consortium (NESG)

Revision History  

• Version 1.0: 2005-02-08
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2017-10-11
  Changes: Refinement description
• Version 1.4: 2021-10-20
  Changes: Database references, Derived calculations
• Version 1.5: 2024-10-30
  Changes: Data collection, Structure summary