1EUU

SIALIDASE OR NEURAMINIDASE, LARGE 68KD FORM

• PDB DOI: https://doi.org/10.2210/pdb1EUU/pdb

• Classification: HYDROLASE
• Organism(s): Micromonospora viridifaciens
• Mutation(s): No 


• Deposited: 1996-06-21 Released: 1997-01-11 
• Deposition Author(s): Gaskell, A., Crennell, S.J., Taylor, G.L.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Work: 0.228 
• R-Value Observed: 0.228 

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 64.85 kDa 
• Atom Count: 4,548 
• Modelled Residue Count: 601 
• Deposited Residue Count: 605 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
SIALIDASE	A	605	Micromonospora viridifaciens	Mutation(s): 0  EC: 3.2.1.18
UniProt
Find proteins for Q02834 (Micromonospora viridifaciens) Explore Q02834  Go to UniProtKB:  Q02834

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GAL	B [auth A]	beta-D-galactopyranose C6 H12 O6 WQZGKKKJIJFFOK-FPRJBGLDSA-N
NA	C [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Work: 0.228 
• R-Value Observed: 0.228 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 50.87	α = 90
b = 116.99	β = 95.6
c = 60	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
X-PLOR	model building
X-PLOR	refinement
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1997-01-11 
Deposition Author(s): Gaskell, A., Crennell, S.J., Taylor, G.L.

Revision History  

• Version 1.0: 1997-01-11
  Type: Initial release
  
• Version 1.1: 2008-03-24
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Data collection, Derived calculations, Structure summary