6IYG

The Structure of Maltooligosaccharide-forming Amylase from Pseudomonas saccharophila STB07 with Maltotetraose


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.50 Å
  • R-Value Free: 0.186 
  • R-Value Work: 0.167 
  • R-Value Observed: 0.168 

Starting Model: experimental
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wwPDB Validation   3D Report Full Report


This is version 2.1 of the entry. See complete history


Literature

Maltotetraose-forming amylase from Pseudomonas saccharophila STB07

Zhang, Z.Q.Ban, X.F.Li, Z.F.Jin, T.C.Li, Y.L.Gu, Z.B.Li, C.M.Shang, Y.H.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Glucan 1,4-alpha-maltotetraohydrolase536Roseateles saccharophilusMutation(s): 0 
Gene Names: mta
EC: 3.2.1.60
UniProt
Find proteins for P22963 (Roseateles saccharophilus)
Explore P22963 
Go to UniProtKB:  P22963
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP22963
Sequence Annotations
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  • Reference Sequence
Oligosaccharides

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Entity ID: 2
MoleculeChains Length2D Diagram Glycosylation3D Interactions
alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose
B
4N/A
Glycosylation Resources
GlyTouCan:  G87171PZ
GlyCosmos:  G87171PZ
GlyGen:  G87171PZ
Biologically Interesting Molecules (External Reference) 1 Unique
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.50 Å
  • R-Value Free: 0.186 
  • R-Value Work: 0.167 
  • R-Value Observed: 0.168 
  • Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 46.28α = 90
b = 64.57β = 90
c = 168.91γ = 90
Software Package:
Software NamePurpose
PHENIXrefinement
PHASERphasing

Structure Validation

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Entry History & Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
National Natural Science Foundation of ChinaChina31722040
National Natural Science Foundation of ChinaChina31571882

Revision History  (Full details and data files)

  • Version 1.0: 2019-12-18
    Type: Initial release
  • Version 2.0: 2020-07-29
    Type: Remediation
    Reason: Carbohydrate remediation
    Changes: Advisory, Atomic model, Data collection, Derived calculations, Non-polymer description, Structure summary
  • Version 2.1: 2023-11-22
    Changes: Data collection, Database references, Refinement description, Structure summary