2A0N

Crystal structure of Imidazole glycerol phosphate synthase subunit hisF (EC 4.1.3.-) (tm1036) from Thermotoga maritima at 1.64 A resolution

• PDB DOI: https://doi.org/10.2210/pdb2A0N/pdb

• Classification: LYASE
• Organism(s): Thermotoga maritima
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2005-06-16 Released: 2005-07-19 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.64 Å
• R-Value Free: 0.192 
• R-Value Work: 0.167 

Starting Model: experimental

Literature

Crystal structure of Imidazole glycerol phosphate synthase subunit hisF (EC 4.1.3.-) (tm1036) from Thermotoga maritima at 1.64 A resolution

Joint Center for Structural Genomics (JCSG)

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 30.2 kDa 
• Atom Count: 2,279 
• Modelled Residue Count: 251 
• Deposited Residue Count: 265 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Imidazole glycerol phosphate synthase subunit hisF	A	265	Thermotoga maritima	Mutation(s): 0  Gene Names: hisF EC: 4.1.3 (PDB Primary Data), 4.3.2.10 (UniProt)
UniProt
Find proteins for Q9X0C6 (Thermotoga maritima (strain ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826 / MSB8)) Explore Q9X0C6  Go to UniProtKB:  Q9X0C6

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
IOD	B [auth A], C [auth A], D [auth A], E [auth A], F [auth A], G [auth A], H [auth A]	IODIDE ION I XMBWDFGMSWQBCA-UHFFFAOYSA-M
PO4	I [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
UNL	J [auth A]	Unknown ligand NBIIXXVUZAFLBC-UHFFFAOYSA-K

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.64 Å
• R-Value Free: 0.192 
• R-Value Work: 0.167 
• Space Group: P 6₁ 2 2
• Diffraction Data: https://doi.org/10.18430/M32A0N

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 96.61	α = 90
b = 96.61	β = 90
c = 155.828	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
SCALA	data scaling
PDB_EXTRACT	data extraction
MOSFLM	data reduction
CCP4	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-07-19 
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Revision History  

• Version 1.0: 2005-07-19
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.3: 2023-01-25
  Changes: Database references, Derived calculations
• Version 1.4: 2023-09-20
  Changes: Data collection, Refinement description
• Version 1.5: 2024-10-30
  Changes: Structure summary