8HUI

Crystal structure of DFA I-forming Inulin Lyase from Streptomyces peucetius subsp. caesius ATCC 27952 in complex with GF4, DFA I, and fructose

• PDB DOI: https://doi.org/10.2210/pdb8HUI/pdb

• Classification: LYASE
• Organism(s): Streptomyces peucetius subsp. caesius ATCC 27952
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2022-12-24 Released: 2023-12-27 
• Deposition Author(s): Cheng, M., Rao, Y.J., Mu, W.M.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.44 Å
• R-Value Free: 0.168 
• R-Value Work: 0.154 
• R-Value Observed: 0.154 

Starting Model: experimental

Literature

Crystal structure of DFA I-forming Inulin Lyase from Streptomyces peucetius subsp. caesius ATCC 27952 in complex with GF4, DFA I, and fructose

Cheng, M., Rao, Y.J., Mu, W.M.

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 and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 132.8 kDa 
• Atom Count: 10,311 
• Modelled Residue Count: 1,185 
• Deposited Residue Count: 1,200 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Fructotransferase	A, B, C	400	Streptomyces peucetius subsp. caesius ATCC 27952	Mutation(s): 0  Gene Names: CGZ69_03210 EC: 4.2.2.17

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
beta-D-fructofuranose-(2-1)-alpha-D-fructofuranose	D, E	2		N/A

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
beta-D-fructofuranose-(2-1)-beta-D-fructofuranose-(2-1)-beta-D-fructofuranose-(2-1)-beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose	F, G, H, I	5		N/A
Glycosylation Resources
GlyTouCan:  G14615XY GlyCosmos:  G14615XY

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MES	L [auth A]	2-(N-MORPHOLINO)-ETHANESULFONIC ACID C6 H13 N O4 S SXGZJKUKBWWHRA-UHFFFAOYSA-N
FRU (Subject of Investigation/LOI)	J [auth A]	beta-D-fructofuranose C6 H12 O6 RFSUNEUAIZKAJO-ARQDHWQXSA-N
PEG	M [auth C]	DI(HYDROXYETHYL)ETHER C4 H10 O3 MTHSVFCYNBDYFN-UHFFFAOYSA-N
EDO	K [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.44 Å
• R-Value Free: 0.168 
• R-Value Work: 0.154 
• R-Value Observed: 0.154 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 97.76	α = 90
b = 105.6	β = 90
c = 131.95	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-12-27 
Deposition Author(s): Cheng, M., Rao, Y.J., Mu, W.M.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	31922073

Revision History  

• Version 1.0: 2023-12-27
  Type: Initial release