9LOT | pdb_00009lot

Crystal structure of Escherichia coli trptophanyl-tRNA synthetase in complex with N-piperidine ibrutinib


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.59 Å
  • R-Value Free: 
    0.205 (Depositor), 0.214 (DCC) 
  • R-Value Work: 
    0.189 (Depositor), 0.196 (DCC) 
  • R-Value Observed: 
    0.190 (Depositor) 

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Validation slider image for 9LOT

Ligand Structure Quality Assessment 


This is version 1.0 of the entry. See complete history

Literature

The lineage-specific tRNA recognition mechanism of bacterial trptophanyl-tRNA synthetase and its implications for inhibitor discover

Peng, X.Xia, K.Huang, Q.Xiang, M.Han, L.Qiu, H.Gu, Q.Chen, B.Zhou, H.

To be published.

Macromolecule Content 

  • Total Structure Weight: 78.13 kDa 
  • Atom Count: 5,520 
  • Modeled Residue Count: 654 
  • Deposited Residue Count: 680 
  • Unique protein chains: 1

Macromolecules

Find similar proteins by:|  3D Structure
Entity ID: 1
MoleculeChains  Sequence LengthOrganismDetailsImage
Tryptophan--tRNA ligase
A, B
340Escherichia coliMutation(s): 0 
Gene Names: 
EC: 6.1.1.2
UniProt
Find proteins for E2QFN4 (Escherichia coli)
Explore E2QFN4 
Go to UniProtKB:  E2QFN4
Entity Groups
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupE2QFN4
Sequence Annotations
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Reference Sequence

Small Molecules

Ligands 4 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
TYM

Query on TYM



Download:Ideal Coordinates CCD File
G [auth B]TRYPTOPHANYL-5'AMP
C21 H24 N7 O8 P
IFQVDHDRFCKAAW-SQIXAUHQSA-N
A1EKY
(Subject of Investigation/LOI)

Query on A1EKY



Download:Ideal Coordinates CCD File
C [auth A]3-(4-phenoxyphenyl)-1-piperidin-4-yl-pyrazolo[3,4-d]pyrimidin-4-amine
C22 H22 N6 O
LGWZZMCTBPCKHR-UHFFFAOYSA-N
CLW

Query on CLW



Download:Ideal Coordinates CCD File
F [auth B]CHLORZOXAZONE
C7 H4 Cl N O2
TZFWDZFKRBELIQ-UHFFFAOYSA-N
SO4

Query on SO4



Download:Ideal Coordinates CCD File
D [auth A],
E [auth A],
H [auth B]
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.59 Å
  • R-Value Free:  0.205 (Depositor), 0.214 (DCC) 
  • R-Value Work:  0.189 (Depositor), 0.196 (DCC) 
  • R-Value Observed: 0.190 (Depositor) 
Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 61.768α = 90
b = 79.649β = 105.78
c = 78.361γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
autoPROCdata reduction
XDSdata scaling
MOLREPphasing

Structure Validation

View Full Validation Report



Ligand Structure Quality Assessment 


Entry History 

& Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
National Natural Science Foundation of China (NSFC)China22177140

Revision History  (Full details and data files)

  • Version 1.0: 2025-05-07
    Type: Initial release