6L7L

Crystal structure of Ribonucleotide reductase R1 subunit, RRM1 in complex with 5-chloro-2-(N-((1S,2R)-2-(2,3-dihydro-1H-inden-4-yl)-1-(5-oxo-4,5-dihydro-1,3,4-oxadiazol-2-yl)propyl)sulfamoyl)benzamide


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.17 Å
  • R-Value Free: 0.247 
  • R-Value Work: 0.191 
  • R-Value Observed: 0.194 

Starting Model: experimental
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wwPDB Validation   3D Report Full Report


Ligand Structure Quality Assessment 


This is version 1.1 of the entry. See complete history


Literature

TAS1553, a novel small molecule ribonucleotide reductase (RNR) subunit interaction inhibitor, displays remarkable anti-tumor activity

Miyahara, S.Hara, S.Chong, K.T.Suzuki, T.Ogino, Y.Hoshino, T.Tsukioka, S.Yano, W.Suzuki, M.Otsu, Y.Yonekura, T.Ito, S.Terasaka, M.Suzuki, T.Hashimoto, A.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Ribonucleoside-diphosphate reductase large subunitA,
B [auth E]
669Homo sapiensMutation(s): 0 
Gene Names: RRM1RR1
EC: 1.17.4.1
UniProt & NIH Common Fund Data Resources
Find proteins for P23921 (Homo sapiens)
Explore P23921 
Go to UniProtKB:  P23921
PHAROS:  P23921
GTEx:  ENSG00000167325 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP23921
Sequence Annotations
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  • Reference Sequence
Small Molecules
Ligands 4 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
TTP
Query on TTP

Download Ideal Coordinates CCD File 
D [auth A],
L [auth E]
THYMIDINE-5'-TRIPHOSPHATE
C10 H17 N2 O14 P3
NHVNXKFIZYSCEB-XLPZGREQSA-N
E6O (Subject of Investigation/LOI)
Query on E6O

Download Ideal Coordinates CCD File 
E [auth A],
M [auth E]
5-chloro-2-(N-((1S,2R)-2-(2,3-dihydro-1H-inden-4-yl)-1-(5-oxo-4,5-dihydro-1,3,4-oxadiazol-2-yl)propyl)sulfamoyl)benzamide
C21 H21 Cl N4 O5 S
QYEZTBVHXSYEIR-ZMZPIMSZSA-N
ACT
Query on ACT

Download Ideal Coordinates CCD File 
F [auth A]
G [auth A]
H [auth A]
I [auth A]
J [auth A]
F [auth A],
G [auth A],
H [auth A],
I [auth A],
J [auth A],
N [auth E],
O [auth E],
P [auth E],
Q [auth E],
R [auth E]
ACETATE ION
C2 H3 O2
QTBSBXVTEAMEQO-UHFFFAOYSA-M
MG
Query on MG

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

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.17 Å
  • R-Value Free: 0.247 
  • R-Value Work: 0.191 
  • R-Value Observed: 0.194 
  • Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 70.9α = 90
b = 130.43β = 93.15
c = 76.61γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
SCALAdata scaling
PDB_EXTRACTdata extraction

Structure Validation

View Full Validation Report



Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2020-11-04
    Type: Initial release
  • Version 1.1: 2023-11-22
    Changes: Data collection, Database references, Refinement description