9LSN | pdb_00009lsn

hAGO2-MID in complex with a chemical modified uridine monophosphate

• PDB DOI: https://doi.org/10.2210/pdb9LSN/pdb

• Classification: RNA BINDING PROTEIN
• Organism(s): Homo sapiens
• Expression System: Escherichia coli 'BL21-Gold(DE3)pLysS AG
• Mutation(s): No 


• Deposited: 2025-02-04 Released: 2026-02-11 
• Deposition Author(s): Yao, Y.Q., Ma, J.B.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free: 
  0.218 (Depositor), 0.218 (DCC) 
• R-Value Work: 
  0.170 (Depositor), 0.171 (DCC) 
• R-Value Observed: 
  0.172 (Depositor) 

Starting Model: experimental

Literature

hAGO2-MID in complex with a chemical modified uridine monophosphate

Yao, Y.Q., Ma, J.B.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Biological Assembly 3  

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

Biological assembly 3 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 46.17 kDa 
• Atom Count: 4,075 
• Modeled Residue Count: 405 
• Deposited Residue Count: 405 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Protein argonaute-2	A, B, C	135	Homo sapiens	Mutation(s): 0  Gene Names: AGO2, EIF2C2 EC: 3.1.26
UniProt & NIH Common Fund Data Resources
Find proteins for Q9UKV8 (Homo sapiens) Explore Q9UKV8  Go to UniProtKB:  Q9UKV8
PHAROS:  Q9UKV8 GTEx:  ENSG00000123908

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
A1EL7	D [auth A], E [auth B], F [auth C]	[(2R,3S,4R,5R)-5-[2,4-bis(oxidanylidene)thieno[3,2-d]pyrimidin-1-yl]-3,4-bis(oxidanyl)oxolan-2-yl]methyl dihydrogen phosphate C11 H13 N2 O9 P S XFFDXJGTTZQTKV-DAGMQNCNSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free:  0.218 (Depositor), 0.218 (DCC) 
• R-Value Work:  0.170 (Depositor), 0.171 (DCC) 
• R-Value Observed: 0.172 (Depositor) 

Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 40.48	α = 86.86
b = 46.381	β = 73.99
c = 66.472	γ = 85.09

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
autoPROC	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2026-02-11 
Deposition Author(s): Yao, Y.Q., Ma, J.B.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	31971130

Revision History  

• Version 1.0: 2026-02-11
  Type: Initial release