7MU5 | pdb_00007mu5

Human DCTPP1 bound to Triptolide


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.20 Å
  • R-Value Free: 
    0.235 (Depositor), 0.238 (DCC) 
  • R-Value Work: 
    0.184 (Depositor), 0.185 (DCC) 
  • R-Value Observed: 
    0.186 (Depositor) 

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Validation slider image for 7MU5

Ligand Structure Quality Assessment 


This is version 1.1 of the entry. See complete history

Literature

Triptolide sensitizes cancer cells to nucleoside DNA methyltransferase inhibitors through inhibition of DCTPP1 mediated cell-intrinsic resistance

Liu, J.He, Q.-L.Zhou, J.Chikarmane, R.V.Hauk, G.Rachakonda, A.Vaghasia, A.M.Castagna, N.Steinberg, R.C.Anders, N.M.Wanjiku, T.M.Nuhn, P.Shim, J.S.Giovinazzo, H.Esopi, D.M.Kim, K.Coulter, J.Wang, R.Zhou, J.Rudek, M.A.Berger, J.M.Liu, J.O.Nelson, W.G.Yegnasubramanian, S.

To be published.

Macromolecule Content 

  • Total Structure Weight: 104.52 kDa 
  • Atom Count: 7,212 
  • Modeled Residue Count: 843 
  • Deposited Residue Count: 880 
  • Unique protein chains: 1

Macromolecules

Find similar proteins by:|  3D Structure
Entity ID: 1
MoleculeChains  Sequence LengthOrganismDetailsImage
dCTP pyrophosphatase 1
A, B, C, D, E
A, B, C, D, E, F, G, H
110Homo sapiensMutation(s): 0 
Gene Names: DCTPP1XTP3TPACDA03
EC: 3.6.1.12
UniProt & NIH Common Fund Data Resources
Find proteins for Q9H773 (Homo sapiens)
Explore Q9H773 
Go to UniProtKB:  Q9H773
PHAROS:  Q9H773
GTEx:  ENSG00000179958 
Entity Groups
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ9H773
Sequence Annotations
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Reference Sequence

Small Molecules

Ligands 2 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
TLI
(Subject of Investigation/LOI)

Query on TLI



Download:Ideal Coordinates CCD File
J [auth A]
K [auth A]
M [auth B]
N [auth B]
P [auth C]
J [auth A],
K [auth A],
M [auth B],
N [auth B],
P [auth C],
Q [auth D],
T [auth F],
V [auth G]
triptolide
C20 H24 O6
DFBIRQPKNDILPW-CIVMWXNOSA-N
MG

Query on MG



Download:Ideal Coordinates CCD File
I [auth A]
L [auth B]
O [auth C]
R [auth E]
S [auth F]
I [auth A],
L [auth B],
O [auth C],
R [auth E],
S [auth F],
U [auth G]
MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Binding Affinity Annotations 
IDSourceBinding Affinity
TLI BindingDB:  7MU5 Ki: 1.68e+5 (nM) from 1 assay(s)
IC50: min: 10, max: 3.09e+4 (nM) from 2 assay(s)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.20 Å
  • R-Value Free:  0.235 (Depositor), 0.238 (DCC) 
  • R-Value Work:  0.184 (Depositor), 0.185 (DCC) 
  • R-Value Observed: 0.186 (Depositor) 
Space Group: P 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 58.163α = 91.459
b = 60.924β = 101.306
c = 73.458γ = 104.131
Software Package:
Software NamePurpose
PHENIXrefinement
XDSdata reduction
Cootmodel building
PHASERphasing
Aimlessdata scaling

Structure Validation

View Full Validation Report



Ligand Structure Quality Assessment 


Entry History 

& Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
Not funded--

Revision History  (Full details and data files)

  • Version 1.0: 2022-08-24
    Type: Initial release
  • Version 1.1: 2023-10-18
    Changes: Data collection, Refinement description