4M89 | pdb_00004m89

Crystal Structure of Enoyl-Acyl Carrier Protein Reductase (FabI) from Neisseria meningitidis in complex with NAD+ and Triclosan

• PDB DOI: https://doi.org/10.2210/pdb4M89/pdb

• Classification: OXIDOREDUCTASE/ANTIBIOTIC
• Organism(s): Neisseria meningitidis FAM18
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2013-08-13 Released: 2013-10-02 
• Deposition Author(s): Nanson, J.D., Forwood, J.K.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 
  0.186 (Depositor), 0.190 (DCC) 
• R-Value Work: 
  0.167 (Depositor), 0.180 (DCC) 
• R-Value Observed: 
  0.168 (Depositor) 

Literature

Crystal Structure of Enoyl-Acyl Carrier Protein Reductase (FabI) from Neisseria meningitidis in complex with NAD+ and Triclosan

Nanson, J.D., Forwood, J.K.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 57.35 kDa 
• Atom Count: 4,300 
• Modeled Residue Count: 514 
• Deposited Residue Count: 522 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Enoyl-[acyl-carrier-protein] reductase [NADH]	A, B	261	Neisseria meningitidis FAM18	Mutation(s): 0  Gene Names: fabI, NMC1834 EC: 1.3.1.9
UniProt
Find proteins for A1KVU8 (Neisseria meningitidis serogroup C / serotype 2a (strain ATCC 700532 / DSM 15464 / FAM18)) Explore A1KVU8  Go to UniProtKB:  A1KVU8

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAD	C [auth A], E [auth B]	NICOTINAMIDE-ADENINE-DINUCLEOTIDE C21 H27 N7 O14 P2 BAWFJGJZGIEFAR-NNYOXOHSSA-N
TCL	D [auth A], F [auth B]	TRICLOSAN C12 H7 Cl3 O2 XEFQLINVKFYRCS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free:  0.186 (Depositor), 0.190 (DCC) 
• R-Value Work:  0.167 (Depositor), 0.180 (DCC) 
• R-Value Observed: 0.168 (Depositor) 

Space Group: P 6₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 90.77	α = 90
b = 90.77	β = 90
c = 241.27	γ = 120

Software Package:

Software Name	Purpose
Blu-Ice	data collection
PHASER	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-10-02 
Deposition Author(s): Nanson, J.D., Forwood, J.K.

Revision History  

• Version 1.0: 2013-10-02
  Type: Initial release
  
• Version 1.1: 2024-02-28
  Changes: Data collection, Database references, Derived calculations, Refinement description