2CML

Structure of Neuraminidase from English Duck Subtype N6 Complexed with 30 MM ZANAMIVIR, Crystal Soaked for 3 Hours at 291 K.


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.15 Å
  • R-Value Free: 0.232 
  • R-Value Work: 0.180 
  • R-Value Observed: 0.183 

Starting Model: experimental
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Ligand Structure Quality Assessment 


This is version 2.1 of the entry. See complete history


Literature

The Crystal Structure of Type a Influenza Virus Neuraminidase of the N6 Subtype Reveals the Existence of Two Separate Neu5Ac Binding Sites

Rudino-Pinera, E.Tunnah, P.Crennell, S.J.Webster, R.G.Laver, W.G.Garman, E.F.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
NEURAMINIDASE
A, B, C, D
389Influenza A virusMutation(s): 0 
EC: 3.2.1.18
UniProt
Find proteins for Q6XV27 (Influenza A virus (strain A/Duck/England/1/1956 H11N6))
Explore Q6XV27 
Go to UniProtKB:  Q6XV27
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ6XV27
Glycosylation
Glycosylation Sites: 3
Sequence Annotations
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  • Reference Sequence
Oligosaccharides

Help

Entity ID: 2
MoleculeChains Length2D Diagram Glycosylation3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose
E, H, I
2N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT
GlyCosmos:  G42666HT
GlyGen:  G42666HT
Entity ID: 3
MoleculeChains Length2D Diagram Glycosylation3D Interactions
alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]alpha-D-mannopyranose
F
3N/A
Glycosylation Resources
GlyTouCan:  G00619DD
GlyCosmos:  G00619DD
GlyGen:  G00619DD
Entity ID: 4
MoleculeChains Length2D Diagram Glycosylation3D Interactions
alpha-D-mannopyranose-(1-3)-alpha-D-mannopyranose-(1-6)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose
G
5N-Glycosylation
Glycosylation Resources
GlyTouCan:  G10756ZZ
GlyCosmos:  G10756ZZ
GlyGen:  G10756ZZ
Small Molecules
Ligands 5 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
ZMR
Query on ZMR

Download Ideal Coordinates CCD File 
AA [auth C]
J [auth A]
JA [auth D]
K [auth A]
KA [auth D]
AA [auth C],
J [auth A],
JA [auth D],
K [auth A],
KA [auth D],
P [auth B],
Q [auth B],
Z [auth C]
ZANAMIVIR
C12 H20 N4 O7
ARAIBEBZBOPLMB-UFGQHTETSA-N
NAG
Query on NAG

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DA [auth C]
EA [auth C]
FA [auth C]
M [auth A]
N [auth A]
DA [auth C],
EA [auth C],
FA [auth C],
M [auth A],
N [auth A],
OA [auth D],
PA [auth D],
S [auth B],
T [auth B],
U [auth B],
V [auth B]
2-acetamido-2-deoxy-beta-D-glucopyranose
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
MAN
Query on MAN

Download Ideal Coordinates CCD File 
CA [auth C]
GA [auth C]
HA [auth C]
MA [auth D]
NA [auth D]
CA [auth C],
GA [auth C],
HA [auth C],
MA [auth D],
NA [auth D],
W [auth B],
X [auth B],
Y [auth B]
alpha-D-mannopyranose
C6 H12 O6
WQZGKKKJIJFFOK-PQMKYFCFSA-N
BMA
Query on BMA

Download Ideal Coordinates CCD File 
IA [auth C],
O [auth A],
QA [auth D]
beta-D-mannopyranose
C6 H12 O6
WQZGKKKJIJFFOK-RWOPYEJCSA-N
CA
Query on CA

Download Ideal Coordinates CCD File 
BA [auth C],
L [auth A],
LA [auth D],
R [auth B]
CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Binding Affinity Annotations 
IDSourceBinding Affinity
ZMR BindingDB:  2CML IC50: 23 (nM) from 1 assay(s)
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.15 Å
  • R-Value Free: 0.232 
  • R-Value Work: 0.180 
  • R-Value Observed: 0.183 
  • Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 106.241α = 90
b = 73.685β = 90.29
c = 106.684γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling
CNSphasing

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2007-06-05
    Type: Initial release
  • Version 1.1: 2011-05-08
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Version format compliance
  • Version 1.3: 2018-06-20
    Changes: Data collection, Structure summary
  • Version 1.4: 2019-03-06
    Changes: Data collection, Derived calculations, Experimental preparation
  • Version 2.0: 2020-07-29
    Type: Remediation
    Reason: Carbohydrate remediation
    Changes: Advisory, Atomic model, Data collection, Derived calculations, Other, Structure summary
  • Version 2.1: 2023-12-13
    Changes: Data collection, Database references, Refinement description, Structure summary