9U5L | pdb_00009u5l

4-alpha-glucanotransferase from Thermus thermophilus STB20

PDB DOI: https://doi.org/10.2210/pdb9U5L/pdb

Classification: TRANSFERASE
Organism(s): Thermus thermophilus
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2025-03-21 Released: 2025-04-23
Deposition Author(s): Li, Z.F., Tian, Y.X., Xiao, Y., Ban, X.F.
Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.10 Å
R-Value Free:
0.316 (Depositor), 0.311 (DCC)
R-Value Work:
0.264 (Depositor), 0.262 (DCC)
R-Value Observed:
0.267 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

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This is version 1.0 of the entry. See complete history.

Literature

The X-ray Crystallographic Structure of 4-alpha-glycosyltransferase from Thermus thermophilus STB20

Li, Z.F., Tian, Y.X., Xiao, Y., Ban, X.F.

To be published.

Macromolecule Content

Total Structure Weight: 57.4 kDa
Atom Count: 4,205
Modeled Residue Count: 496
Deposited Residue Count: 500
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
4-alpha-glucanotransferase	A	500	Thermus thermophilus	Mutation(s): 0 Gene Names: malQ EC: 2.4.1.25
UniProt
Find proteins for O87172 (Thermus thermophilus) Explore O87172 Go to UniProtKB: O87172
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	O87172
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.10 Å
R-Value Free: 0.316 (Depositor), 0.311 (DCC)
R-Value Work: 0.264 (Depositor), 0.262 (DCC)
R-Value Observed: 0.267 (Depositor)

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 197.783	α = 90
b = 41.391	β = 98.26
c = 58.458	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XSCALE	data scaling
XDS	data reduction
PHASER	phasing

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2025-04-23

Deposition Author(s):

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32472281

Revision History (Full details and data files)

Version 1.0: 2025-04-23
Type: Initial release

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.