9L5X | pdb_00009l5x

Crystal structure of Klebsiella pneumoniae Enoyl-Acyl Carrier Protein Reductase (FabI) in complex with Triclosan

PDB DOI: https://doi.org/10.2210/pdb9L5X/pdb

Classification: OXIDOREDUCTASE
Organism(s): Klebsiella pneumoniae subsp. pneumoniae 12-3578
Expression System: Escherichia coli BL21
Mutation(s): No

Deposited: 2024-12-23 Released: 2025-10-15
Deposition Author(s): Biswas, S., Patra, A., Kushwaha, G.S., Suar, M.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.09 Å
R-Value Free:
0.234 (Depositor), 0.234 (DCC)
R-Value Work:
0.166 (Depositor), 0.166 (DCC)
R-Value Observed:
0.169 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.0 of the entry. See complete history.

Literature

Crystal structure of Klebsiella pneumoniae Enoyl-Acyl Carrier Protein Reductase (FabI) in complex with Triclosan

Biswas, S., Patra, A., Kushwaha, G.S., Suar, M.

To be published.

Macromolecule Content

Total Structure Weight: 116.95 kDa
Atom Count: 8,768
Modeled Residue Count: 1,033
Deposited Residue Count: 1,060
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Enoyl-[acyl-carrier-protein] reductase [NADH]	A, B, C, D	265	Klebsiella pneumoniae subsp. pneumoniae 12-3578	Mutation(s): 0 Gene Names: fabI, E9161_16145, GLO21_010850, GLO21_17500, NCTC9504_03879 EC: 1.3.1.9
UniProt
Find proteins for A0A1Y0Q1M7 (Klebsiella pneumoniae subsp. pneumoniae) Explore A0A1Y0Q1M7 Go to UniProtKB: A0A1Y0Q1M7
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	A0A1Y0Q1M7
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
NAD Query on NAD Download Ideal Coordinates CCD File SDF format, chain F [auth A] SDF format, chain I [auth B] SDF format, chain K [auth C] SDF format, chain N [auth D] MOL2 format, chain F [auth A] MOL2 format, chain I [auth B] MOL2 format, chain K [auth C] MOL2 format, chain N [auth D] mmCIF format, chain F [auth A] mmCIF format, chain I [auth B] mmCIF format, chain K [auth C] mmCIF format, chain N [auth D]	F [auth A], I [auth B], K [auth C], N [auth D]	NICOTINAMIDE-ADENINE-DINUCLEOTIDE C₂₁ H₂₇ N₇ O₁₄ P₂ BAWFJGJZGIEFAR-NNYOXOHSSA-N		Interactions Focus chain F [auth A] Focus chain I [auth B] Focus chain K [auth C] Focus chain N [auth D] Interactions & Density Focus chain F [auth A] Focus chain I [auth B] Focus chain K [auth C] Focus chain N [auth D]
TCL (Subject of Investigation/LOI) Query on TCL Download Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain H [auth B] SDF format, chain L [auth C] SDF format, chain O [auth D] MOL2 format, chain E [auth A] MOL2 format, chain H [auth B] MOL2 format, chain L [auth C] MOL2 format, chain O [auth D] mmCIF format, chain E [auth A] mmCIF format, chain H [auth B] mmCIF format, chain L [auth C] mmCIF format, chain O [auth D]	E [auth A], H [auth B], L [auth C], O [auth D]	TRICLOSAN C₁₂ H₇ Cl₃ O₂ XEFQLINVKFYRCS-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Focus chain H [auth B] Focus chain L [auth C] Focus chain O [auth D] Interactions & Density Focus chain E [auth A] Focus chain H [auth B] Focus chain L [auth C] Focus chain O [auth D]
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain M [auth C] MOL2 format, chain M [auth C] mmCIF format, chain M [auth C]	M [auth C]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain M [auth C] Interactions & Density Focus chain M [auth C]
GOL Query on GOL Download Ideal Coordinates CCD File SDF format, chain G [auth A] MOL2 format, chain G [auth A] mmCIF format, chain G [auth A]	G [auth A]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain G [auth A] Interactions & Density Focus chain G [auth A]
EDO Query on EDO Download Ideal Coordinates CCD File SDF format, chain J [auth B] MOL2 format, chain J [auth B] mmCIF format, chain J [auth B]	J [auth B]	1,2-ETHANEDIOL C₂ H₆ O₂ LYCAIKOWRPUZTN-UHFFFAOYSA-N		Interactions Focus chain J [auth B] Interactions & Density Focus chain J [auth B]