7KXA | pdb_00007kxa

Crystal structure of Enoyl-[acyl-carrier-protein] reductase [NADH] (InhA) from Mycobacterium kansasii in complex with NAD

• PDB DOI: https://doi.org/10.2210/pdb7KXA/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Mycobacterium kansasii
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2020-12-03 Released: 2020-12-16 
• Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 
  0.170 (Depositor), 0.171 (DCC) 
• R-Value Work: 
  0.151 (Depositor), 0.151 (DCC) 
• R-Value Observed: 
  0.152 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of Enoyl-[acyl-carrier-protein] reductase [NADH] (InhA) from Mycobacterium kansasii in complex with NAD

Abendroth, J., Horanyi, P.S., Lorimer, D.D., Edwards, T.E.

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)

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 30.76 kDa 
• Atom Count: 2,370 
• Modeled Residue Count: 268 
• Deposited Residue Count: 277 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Enoyl-[acyl-carrier-protein] reductase [NADH]	A	277	Mycobacterium kansasii	Mutation(s): 0  Gene Names: inhA, BZL29_3124, BZL30_8369 EC: 1.3.1.9
UniProt
Find proteins for A0A1V3XDT0 (Mycobacterium kansasii) Explore A0A1V3XDT0  Go to UniProtKB:  A0A1V3XDT0

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAD (Subject of Investigation/LOI)	B [auth A]	NICOTINAMIDE-ADENINE-DINUCLEOTIDE C21 H27 N7 O14 P2 BAWFJGJZGIEFAR-NNYOXOHSSA-N
PO4	E [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
EDO	D [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N
K	C [auth A]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free:  0.170 (Depositor), 0.171 (DCC) 
• R-Value Work:  0.151 (Depositor), 0.151 (DCC) 
• R-Value Observed: 0.152 (Depositor) 

Diffraction Data: https://doi.org/10.18430/m37kxa

Space Group: P 6₂ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 97.67	α = 90
b = 97.67	β = 90
c = 141.03	γ = 120

Software Package:

Software Name	Purpose
XDS	data reduction
XSCALE	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
PHASER	phasing
PHENIX	model building
Coot	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2020-12-16 
Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

Revision History  

• Version 1.0: 2020-12-16
  Type: Initial release
  
• Version 1.1: 2023-10-18
  Changes: Data collection, Database references, Refinement description