5AHI

Crystal structure of salmonalla enterica HisA mutant D7N with ProFAR

• PDB DOI: https://doi.org/10.2210/pdb5AHI/pdb

• Classification: ISOMERASE
• Organism(s): Salmonella enterica
• Expression System: Escherichia coli BL21
• Mutation(s): Yes 


• Deposited: 2015-02-06 Released: 2016-03-02 
• Deposition Author(s): Soderholm, A., Guo, X., Newton, M.S., Evans, G.B., Nasvall, J., Patrick, W.M., Selmer, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.247 
• R-Value Work: 0.194 
• R-Value Observed: 0.197 

Starting Model: other

Literature

Structure and Mechanism of Hisa from Salmonella Enterica

Soderholm, A., Guo, X., Newton, M.S., Evans, G.B., Nasvall, J., Patrick, W.M., Selmer, M.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Macromolecule Content

• Total Structure Weight: 27.93 kDa 
• Atom Count: 1,895 
• Modelled Residue Count: 232 
• Deposited Residue Count: 253 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
1-(5-PHOSPHORIBOSYL)-5-[(5-PHOSPHORIBOSYLAMINO) METHYLIDENE AMINO] IMIDAZOLE-4-CARBOXAMIDE ISOMERASE	A	253	Salmonella enterica	Mutation(s): 1  EC: 5.3.1.16
UniProt
Find proteins for P10372 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P10372  Go to UniProtKB:  P10372

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GUO	C [auth A]	[(2R,3S,4R,5R)-5-[4-aminocarbonyl-5-[(E)-[[(2R,3R,4S,5R)-3,4-bis(oxidanyl)-5-(phosphonooxymethyl)oxolan-2-yl]amino]methylideneamino]imidazol-1-yl]-3,4-bis(oxidanyl)oxolan-2-yl]methyl dihydrogen phosphate C15 H25 N5 O15 P2 QOUSHGMTBIIAHR-KEOHHSTQSA-N
PO4	D [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
GOL	B [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
CL	E [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.247 
• R-Value Work: 0.194 
• R-Value Observed: 0.197 
• Space Group: P 6₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 85.593	α = 90
b = 85.593	β = 90
c = 121.31	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-03-02 
Deposition Author(s): Soderholm, A., Guo, X., Newton, M.S., Evans, G.B., Nasvall, J., Patrick, W.M., Selmer, M.

Revision History  

• Version 1.0: 2016-03-02
  Type: Initial release
  
• Version 1.1: 2024-05-01
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description