9FLI | pdb_00009fli

The structure of GanA, the extracellular galactanase of G.proteiniphilus T-6

• PDB DOI: https://doi.org/10.2210/pdb9FLI/pdb

• Classification: HYDROLASE
• Organism(s): Geobacillus proteiniphilus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2024-06-05 Released: 2025-06-18 
• Deposition Author(s): Hadad, N., Lavid, N., Shulami, S., Dessau, M., Shoham, Y., Shoham, G.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free: 
  0.289 (Depositor), 0.291 (DCC) 
• R-Value Work: 
  0.253 (Depositor), 0.254 (DCC) 
• R-Value Observed: 
  0.255 (Depositor) 

Starting Model: experimental

Literature

The structure of GanA, the extracellular galactanase of G.proteiniphilus T-6

Hadad, N., Lavid, N., Shulami, S., Dessau, M., Shoham, Y., Shoham, G.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 270.26 kDa 
• Atom Count: 9,069 
• Modeled Residue Count: 1,152 
• Deposited Residue Count: 2,442 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Arabinogalactan endo-beta-1,4-galactanase	A, B, C	814	Geobacillus proteiniphilus	Mutation(s): 0  Gene Names: ganA EC: 3.2.1.89
UniProt
Find proteins for F8TRX1 (Geobacillus stearothermophilus) Explore F8TRX1  Go to UniProtKB:  F8TRX1

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CA	D [auth A], E [auth B], F [auth C]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free:  0.289 (Depositor), 0.291 (DCC) 
• R-Value Work:  0.253 (Depositor), 0.254 (DCC) 
• R-Value Observed: 0.255 (Depositor) 

Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 160.339	α = 90
b = 160.339	β = 90
c = 155.715	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
PHENIX	refinement
DIALS	data reduction
Aimless	data scaling
PHENIX	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-06-18 
Deposition Author(s): Hadad, N., Lavid, N., Shulami, S., Dessau, M., Shoham, Y., Shoham, G.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2025-06-18
  Type: Initial release