4NRR

Crystal Structure of Glycoside Hydrolase Family 5 Mannosidase (E202A mutant) from Rhizomucor miehei in complex with mannosyl-fructose

• PDB DOI: https://doi.org/10.2210/pdb4NRR/pdb

• Classification: HYDROLASE
• Organism(s): Rhizomucor miehei
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2013-11-27 Released: 2014-11-19 
• Deposition Author(s): Jiang, Z.Q., Zhou, P., Yang, S.Q., Liu, Y., Yan, Q.J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.193 
• R-Value Work: 0.144 
• R-Value Observed: 0.146 

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Biological Assembly 3  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 3 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 103.16 kDa 
• Atom Count: 7,236 
• Modelled Residue Count: 831 
• Deposited Residue Count: 898 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Exo-beta-1,4-mannosidase	A, B	449	Rhizomucor miehei	Mutation(s): 0  EC: 3.2.1.25
UniProt
Find proteins for A0A075C6T6 (Rhizomucor miehei) Explore A0A075C6T6  Go to UniProtKB:  A0A075C6T6

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
beta-D-mannopyranose-(1-4)-beta-D-fructofuranose	C, D	2		N/A
Glycosylation Resources
GlyTouCan:  G21242RN GlyCosmos:  G21242RN

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.193 
• R-Value Work: 0.144 
• R-Value Observed: 0.146 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 50.807	α = 90
b = 171.931	β = 104.25
c = 55.155	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data collection
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-11-19 
Deposition Author(s): Jiang, Z.Q., Zhou, P., Yang, S.Q., Liu, Y., Yan, Q.J.

Revision History  

• Version 1.0: 2014-11-19
  Type: Initial release
  
• Version 1.1: 2017-07-19
  Changes: Structure summary
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Derived calculations, Structure summary