6L3R

Crystal structure of Ribonucleotide reductase R1 subunit, RRM1 in complex with 4-bromo-N-((1S,2R)-2-(naphthalen-1-yl)-1-(5-oxo-4,5-dihydro-1,3,4-oxadiazol-2-yl)propyl)benzenesulfonamide

PDB DOI: https://doi.org/10.2210/pdb6L3R/pdb

Classification: OXIDOREDUCTASE
Organism(s): Homo sapiens
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2019-10-15 Released: 2020-10-28
Deposition Author(s): Miyahara, S., Chong, K.T., Suzuki, T.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.00 Å
R-Value Free: 0.232
R-Value Work: 0.189
R-Value Observed: 0.191

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.

Macromolecule Content

Total Structure Weight: 154.64 kDa
Atom Count: 10,971
Modelled Residue Count: 1,313
Deposited Residue Count: 1,338
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Ribonucleoside-diphosphate reductase large subunit	A, B [auth E]	669	Homo sapiens	Mutation(s): 0 Gene Names: RRM1, RR1 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 Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P23921
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
E4X (Subject of Investigation/LOI) Query on E4X Download Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain I [auth E] MOL2 format, chain E [auth A] MOL2 format, chain I [auth E]	E [auth A], I [auth E]	4-bromo-N-((1S,2R)-2-(naphthalen-1-yl)-1-(5-oxo-4,5-dihydro-1,3,4-oxadiazol-2-yl)propyl)benzenesulfonamide C₂₁ H₁₈ Br N₃ O₄ S RXRDLPNXTGZSLC-YJYMSZOUSA-N		Interactions Focus chain E [auth A] Focus chain I [auth E] Interactions & Density Focus chain E [auth A] Focus chain I [auth E]
TTP Query on TTP Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain J [auth E] MOL2 format, chain C [auth A] MOL2 format, chain J [auth E]	C [auth A], J [auth E]	THYMIDINE-5'-TRIPHOSPHATE C₁₀ H₁₇ N₂ O₁₄ P₃ NHVNXKFIZYSCEB-XLPZGREQSA-N		Interactions Focus chain C [auth A] Focus chain J [auth E] Interactions & Density Focus chain C [auth A] Focus chain J [auth E]
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain L [auth E] MOL2 format, chain L [auth E]	L [auth E]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain L [auth E] Interactions & Density Focus chain L [auth E]
ACT Query on ACT Download Ideal Coordinates CCD File SDF format, chain F [auth A] SDF format, chain G [auth A] SDF format, chain K [auth E] MOL2 format, chain F [auth A] MOL2 format, chain G [auth A] MOL2 format, chain K [auth E]	F [auth A], G [auth A], K [auth E]	ACETATE ION C₂ H₃ O₂ QTBSBXVTEAMEQO-UHFFFAOYSA-M		Interactions Focus chain F [auth A] Focus chain G [auth A] Focus chain K [auth E] Interactions & Density Focus chain F [auth A] Focus chain G [auth A] Focus chain K [auth E]
MG Query on MG Download Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain H [auth E] MOL2 format, chain D [auth A] MOL2 format, chain H [auth E]	D [auth A], H [auth E]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N		Interactions Focus chain D [auth A] Focus chain H [auth E] Interactions & Density Focus chain D [auth A] Focus chain H [auth E]