1MWE
THE X-RAY STRUCTURE OF A COMPLEX OF TERN N9 INFLUENZA VIRUS NEURAMINIDASE COMPLEXED WITH SIALIC ACID AT 4 DEGREES C REVEALING A SECOND SIALIC ACID BINDING SITE
- PDB DOI: https://doi.org/10.2210/pdb1MWE/pdb
- Classification: HYDROLASE
- Organism(s): Influenza A virus
- Mutation(s): No 
- Deposited: 1997-08-27 Released: 1998-03-04 
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 1.70 Å
wwPDB Validation   3D Report Full Report
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 | 388 | Influenza A virus | Mutation(s): 0  EC: 3.2.1.18 | ||
UniProt | |||||
Find proteins for P03472 (Influenza A virus (strain A/Tern/Australia/G70C/1975 H11N9)) Explore P03472  Go to UniProtKB:  P03472 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | P03472 | ||||
Sequence AnnotationsExpand | |||||
|
Oligosaccharides
Entity ID: 2 | |||||
---|---|---|---|---|---|
Molecule | Chains | Length | 2D Diagram | Glycosylation | 3D Interactions |
alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]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 | B | 9 | N-Glycosylation | ||
Glycosylation Resources | |||||
GlyTouCan:  G68668TB GlyCosmos:  G68668TB GlyGen:  G68668TB |
Small Molecules
Ligands 3 Unique | |||||
---|---|---|---|---|---|
ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
SIA Query on SIA | F [auth A], G [auth A] | N-acetyl-alpha-neuraminic acid C11 H19 N O9 SQVRNKJHWKZAKO-YRMXFSIDSA-N | |||
NAG Query on NAG | C [auth A], D [auth A], E [auth A] | 2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N | |||
CA Query on CA | H [auth A], I [auth A] | CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N |
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 1.70 Å
- Space Group: I 4 3 2
Unit Cell:
Length ( Å ) | Angle ( ˚ ) |
---|---|
a = 181.04 | α = 90 |
b = 181.04 | β = 90 |
c = 181.04 | γ = 90 |
Software Name | Purpose |
---|---|
R-AXIS | data collection |
PROTEIN | data reduction |
X-PLOR | model building |
X-PLOR | refinement |
R-AXIS | data reduction |
PROTEIN | data scaling |
X-PLOR | phasing |
Entry History 
Deposition Data
- Released Date: 1998-03-04  Deposition Author(s): Varghese, J.N.
Revision History (Full details and data files)
- Version 1.0: 1998-03-04
Type: Initial release - Version 1.1: 2008-03-03
Changes: Version format compliance - Version 1.2: 2011-07-13
Changes: Derived calculations, Version format compliance - Version 1.3: 2011-11-16
Changes: Atomic model - 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: 2024-04-03
Changes: Advisory, Data collection, Database references, Refinement description, Structure summary