9LPD | pdb_00009lpd

Crystal structure of Escherichia coli trptophanyl-tRNA synthetase in complex with tirabrutinib

PDB DOI: https://doi.org/10.2210/pdb9LPD/pdb

Classification: LIGASE
Organism(s): Escherichia coli
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2025-01-24 Released: 2025-05-07
Deposition Author(s): Peng, X., Chen, B., Xia, K., Zhou, H.
Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.05 Å
R-Value Free:
0.250 (Depositor), 0.249 (DCC)
R-Value Work:
0.232 (Depositor), 0.233 (DCC)
R-Value Observed:
0.233 (Depositor)

Starting Model: experimental
View more details

wwPDB Validation 3D Report Full Report

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: 78.19 kDa
Atom Count: 5,253
Modeled Residue Count: 656
Deposited Residue Count: 680
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Tryptophan--tRNA ligase	A, B	340	Escherichia coli	Mutation(s): 0 Gene Names: trpS, ACU57_16550, B6R15_000448, B6R31_002275, BANRA_02015, BCB93_002501, BGM66_002290, BGZ_04191, BK383_21195, BKL28_001915... trpS, ACU57_16550, B6R15_000448, B6R31_002275, BANRA_02015, BCB93_002501, BGM66_002290, BGZ_04191, BK383_21195, BKL28_001915, BMT91_03555, BvCmsNSP007_00090, BXT93_04920, C0P57_000786, C2R31_002885, C3F40_19370, CG704_07870, CIG67_21025, CTR35_001866, D9D43_04205, DD762_12005, DL968_00250, DNQ45_04190, DTL43_13995, DU321_12325, E4K51_10330, E6D34_04225, EIA08_11870, EPS97_04620, F7F11_12075, F7N46_14665, F9413_17445, F9461_03030, F9B07_12605, FGAF848_25410, FKO60_13960, FOI11_018845, FOI11_04335, FPS11_03390, FZU14_04195, G3V95_06005, G4A38_16925, G4A47_18515, G5603_11025, GAI89_06310, GNW61_08470, GOP25_12480, GP944_08250, GQE86_01825, GQN24_10725, HEP34_002452, HI055_002233, HJQ60_002846, HL563_11055, HL601_09110, HLX92_09755, HLZ50_06610, HMV95_07850, HVW04_17215, HVW43_18350, HVY77_01760, I6H00_19775, IH772_08800, J0541_002134, JNP96_25720, NCTC10764_03793, NCTC10974_00460, NCTC9044_01447, NCTC9073_00479, NCTC9077_00527, NCTC9706_02656, P6223_000209, Q2V20_09290, QDW62_01780, QO046_14075, R8G00_13645, SAMEA3472044_01080, SAMEA3472056_01981, SAMEA3752557_02035 EC: 6.1.1.2
UniProt
Find proteins for E2QFN4 (Escherichia coli) Explore E2QFN4 Go to UniProtKB: E2QFN4
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	E2QFN4
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
TYM Query on TYM Download Ideal Coordinates CCD File SDF format, chain G [auth B] MOL2 format, chain G [auth B] mmCIF format, chain G [auth B]	G [auth B]	TRYPTOPHANYL-5'AMP C₂₁ H₂₄ N₇ O₈ P IFQVDHDRFCKAAW-SQIXAUHQSA-N		Interactions Focus chain G [auth B] Interactions & Density Focus chain G [auth B]
A1EK0 (Subject of Investigation/LOI) Query on A1EK0 Download Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A] mmCIF format, chain C [auth A]	C [auth A]	Tirabrutinib C₂₅ H₂₂ N₆ O₃ SEJLPXCPMNSRAM-GOSISDBHSA-N		Interactions Focus chain C [auth A] Interactions & Density Focus chain C [auth A]
CLW Query on CLW Download Ideal Coordinates CCD File SDF format, chain F [auth B] MOL2 format, chain F [auth B] mmCIF format, chain F [auth B]	F [auth B]	CHLORZOXAZONE C₇ H₄ Cl N O₂ TZFWDZFKRBELIQ-UHFFFAOYSA-N		Interactions Focus chain F [auth B] Interactions & Density Focus chain F [auth B]
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain E [auth A] SDF format, chain H [auth B] MOL2 format, chain D [auth A] MOL2 format, chain E [auth A] MOL2 format, chain H [auth B] mmCIF format, chain D [auth A] mmCIF format, chain E [auth A] mmCIF format, chain H [auth B]	D [auth A], E [auth A], H [auth B]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain D [auth A] Focus chain E [auth A] Focus chain H [auth B] Interactions & Density Focus chain D [auth A] Focus chain E [auth A] Focus chain H [auth B]