1NSB
THE 2.2 ANGSTROMS RESOLUTION CRYSTAL STRUCTURE OF INFLUENZA B NEURAMINIDASE AND ITS COMPLEX WITH SIALIC ACID
- PDB DOI: https://doi.org/10.2210/pdb1NSB/pdb
- Classification: HYDROLASE(O-GLYCOSYL)
- Organism(s): Influenza B virus (STRAIN B/BEIJING/1/87)
- Mutation(s): No
- Deposited: 1991-08-08 Released: 1993-10-31
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 2.20 Å
- R-Value Work: 0.148
- R-Value Observed: 0.148
wwPDB Validation 3D Report Full Report
This is version 1.5 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 | 390 | Influenza B virus (STRAIN B/BEIJING/1/87) | Mutation(s): 0 EC: 3.2.1.18 |  | |
UniProt | |||||
Find proteins for P27907 (Influenza B virus (strain B/Beijing/1/1987)) Explore P27907 Go to UniProtKB: P27907 | |||||
Entity Groups | |||||
| Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
| UniProt Group | P27907 | ||||
Sequence AnnotationsExpand | |||||
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Small Molecules
| Ligands 2 Unique | |||||
|---|---|---|---|---|---|
| ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
| NAG Query on NAG | C [auth A], F [auth B] | 2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N |  | ||
| CA Query on CA | D [auth A], E [auth A], G [auth B] | CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N |  | ||
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 2.20 Å
- R-Value Work: 0.148
- R-Value Observed: 0.148
- Space Group: P 31 2 1
Unit Cell:
| Length ( Å ) | Angle ( ˚ ) |
|---|---|
| a = 88.9 | α = 90 |
| b = 88.9 | β = 90 |
| c = 222.8 | γ = 120 |
| Software Name | Purpose |
|---|---|
| X-PLOR | model building |
| X-PLOR | refinement |
| X-PLOR | phasing |
Entry History
Deposition Data
- Released Date: 1993-10-31 Deposition Author(s): Burmeister, W.P., Ruigrok, R.W.H., Cusack, S.
Revision History (Full details and data files)
- Version 1.0: 1993-10-31
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 1.4: 2017-11-29
Changes: Advisory, Derived calculations, Other - Version 1.5: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Data collection, Derived calculations, Structure summary
