1W1X
Structure of Neuraminidase from English duck subtype N6 complexed with 30 mM sialic acid (NANA, Neu5Ac), crystal soaked for 3 hours at 277 K.
- PDB DOI: https://doi.org/10.2210/pdb1W1X/pdb
- Classification: HYDROLASE
- Organism(s): Influenza A virus
- Expression System: Gallus gallus
- Mutation(s): No 
- Deposited: 2004-06-24 Released: 2006-01-25 
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 2.00 Å
- R-Value Free: 0.207 
- R-Value Work: 0.164 
- R-Value Observed: 0.167 
This is version 2.1 of the entry. See complete history. 
Macromolecules
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 1 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
NEURAMINIDASE | 389 | Influenza A virus | Mutation(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 Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | Q6XV27 | ||||
Sequence AnnotationsExpand | |||||
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Oligosaccharides
Entity ID: 2 | |||||
---|---|---|---|---|---|
Molecule | Chains | Length | 2D Diagram | Glycosylation | 3D Interactions |
alpha-D-mannopyranose-(1-6)-alpha-D-mannopyranose-(1-6)-beta-D-mannopyranose | E | 3 | N/A | ||
Glycosylation Resources | |||||
GlyTouCan:  G91725EU GlyCosmos:  G91725EU GlyGen:  G91725EU |
Entity ID: 3 | |||||
---|---|---|---|---|---|
Molecule | Chains | Length | 2D Diagram | Glycosylation | 3D Interactions |
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | F, J | 2 | N-Glycosylation | ||
Glycosylation Resources | |||||
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT |
Entity ID: 4 | |||||
---|---|---|---|---|---|
Molecule | Chains | Length | 2D Diagram | Glycosylation | 3D Interactions |
beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | G | 3 | N-Glycosylation | ||
Glycosylation Resources | |||||
GlyTouCan:  G15407YE GlyCosmos:  G15407YE GlyGen:  G15407YE |
Small Molecules
Ligands 7 Unique | |||||
---|---|---|---|---|---|
ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
SIA Query on SIA | GA [auth D] HA [auth D] K [auth A] L [auth A] R [auth B] | N-acetyl-alpha-neuraminic acid C11 H19 N O9 SQVRNKJHWKZAKO-YRMXFSIDSA-N | |||
NAG Query on NAG | EA [auth C], KA [auth D], O [auth A], P [auth A], V [auth B] | 2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N | |||
BMA Query on BMA | JA [auth D] | beta-D-mannopyranose C6 H12 O6 WQZGKKKJIJFFOK-RWOPYEJCSA-N | |||
MAN Query on MAN | BA [auth C], CA [auth C], DA [auth C], N [auth A], U [auth B] | alpha-D-mannopyranose C6 H12 O6 WQZGKKKJIJFFOK-PQMKYFCFSA-N | |||
PEG Query on PEG | X [auth C] | DI(HYDROXYETHYL)ETHER C4 H10 O3 MTHSVFCYNBDYFN-UHFFFAOYSA-N | |||
GOL Query on GOL | FA [auth C], LA [auth D], Q [auth A], W [auth B] | GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N | |||
CA Query on CA | AA [auth C], IA [auth D], M [auth A], T [auth B] | CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N |
Biologically Interesting Molecules (External Reference) 1 Unique
Entity ID: 5 | |||||
---|---|---|---|---|---|
ID | Chains | Name | Type/Class | 2D Diagram | 3D Interactions |
PRD_900118 Query on PRD_900118 | H | 6alpha-alpha-mannobiose | Oligosaccharide / Metabolism |
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 2.00 Å
- R-Value Free: 0.207 
- R-Value Work: 0.164 
- R-Value Observed: 0.167 
- Space Group: P 1 21 1
Unit Cell:
Length ( Å ) | Angle ( ˚ ) |
---|---|
a = 106.993 | α = 90 |
b = 73.464 | β = 90.38 |
c = 107.413 | γ = 90 |
Software Name | Purpose |
---|---|
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |
CNS | phasing |
Entry History 
Deposition Data
- Released Date: 2006-01-25  Deposition Author(s): Rudino-Pinera, E., Tunnah, P., Crennell, S.J., Webster, R.G., Laver, W.G., Garman, E.F.
Revision History (Full details and data files)
- Version 1.0: 2006-01-25
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: 2019-03-06
Changes: Data collection, Derived calculations, Experimental preparation, Other - 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, Derived calculations, Refinement description, Structure summary