6HEB

Influenza A Virus N9 Neuraminidase complex with Oseltamivir (Tern).

PDB DOI: https://doi.org/10.2210/pdb6HEB/pdb

Classification: HYDROLASE
Organism(s): Influenza A virus (A/tern/Australia/G70C/1975(H11N9))
Expression System: Gallus gallus
Mutation(s): No

Deposited: 2018-08-20 Released: 2018-08-29
Deposition Author(s): Salinger, M.T., Hobbs, J.R., Murray, J.W., Laver, W.G., Kuhn, P., Garman, E.F.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.75 ?
R-Value Free: 0.142
R-Value Work: 0.119
R-Value Observed: 0.120

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 2.2 of the entry. See complete history.

Literature

High Resolution Structures of Viral Neuraminidase with Drugs Bound in the Active Site.

Salinger, M.T., Hobbs, J.R., Murray, J.W., Laver, W.G., Kuhn, P., Garman, E.F.

To be published.

Macromolecule Content

Total Structure Weight: 47.05 kDa
Atom Count: 4,005
Modelled Residue Count: 388
Deposited Residue Count: 388
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Neuraminidase	A	388	Influenza A virus (A/tern/Australia/G70C/1975(H11N9))	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
Glycosylation
Glycosylation Sites: 3	Glycosylation Focus chain A
Sequence Annotations Expand
Reference Sequence

Oligosaccharides

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Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	B, C	2		N-Glycosylation	Interactions Focus chain B Focus chain C Interactions & Density Focus chain B Focus chain C
Glycosylation Resources
GlyTouCan: G42666HT GlyCosmos: G42666HT GlyGen: G42666HT

Entity ID: 3
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	D	9		N-Glycosylation	Interactions Focus chain D Interactions & Density Focus chain D
Glycosylation Resources
GlyTouCan: G68668TB GlyCosmos: G68668TB GlyGen: G68668TB

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
G39 Query on G39 Download Ideal Coordinates CCD File SDF format, chain M [auth A] MOL2 format, chain M [auth A] mmCIF format, chain M [auth A]	M [auth A]	(3R,4R,5S)-4-(acetylamino)-5-amino-3-(pentan-3-yloxy)cyclohex-1-ene-1-carboxylic acid C₁₄ H₂₄ N₂ O₄ NENPYTRHICXVCS-YNEHKIRRSA-N		Interactions Focus chain M [auth A] Interactions & Density Focus chain M [auth A]
GOL Query on GOL Download Ideal Coordinates CCD File SDF format, chain G [auth A] SDF format, chain H [auth A] SDF format, chain I [auth A] SDF format, chain J [auth A] SDF format, chain K [auth A] SDF format, chain L [auth A] MOL2 format, chain G [auth A] MOL2 format, chain H [auth A] MOL2 format, chain I [auth A] MOL2 format, chain J [auth A] MOL2 format, chain K [auth A] MOL2 format, chain L [auth A] mmCIF format, chain G [auth A] mmCIF format, chain H [auth A] mmCIF format, chain I [auth A] mmCIF format, chain J [auth A] mmCIF format, chain K [auth A] mmCIF format, chain L [auth A]	G [auth A] H [auth A] I [auth A] J [auth A] K [auth A] G [auth A], H [auth A], I [auth A], J [auth A], K [auth A], L [auth A]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain G [auth A] Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A] Interactions & Density Focus chain G [auth A] Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A]
CA Query on CA Download Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain F [auth A] MOL2 format, chain E [auth A] MOL2 format, chain F [auth A] mmCIF format, chain E [auth A] mmCIF format, chain F [auth A]	E [auth A], F [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Focus chain F [auth A] Interactions & Density Focus chain E [auth A] Focus chain F [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.75 ?
R-Value Free: 0.142
R-Value Work: 0.119
R-Value Observed: 0.120
Space Group: I 4 3 2

Unit Cell:

Length ( ? )	Angle ( ? )
a = 180.691	α = 90
b = 180.691	β = 90
c = 180.691	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
REFMAC	phasing

Structure Validation

View Full Validation Report

Ligand Structure Quality Assessment

Entry History & Funding Information

Deposition Data

Released Date: 2018-08-29

Deposition Author(s):

Funding Organization	Location	Grant Number
	United Kingdom	--

Revision History (Full details and data files)

Version 1.0: 2018-08-29
Type: Initial release
Version 1.1: 2018-09-05
Changes: Data collection, Database references, Structure summary
Version 1.2: 2018-12-19
Changes: Data collection, Derived calculations
Version 2.0: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Atomic model, Data collection, Derived calculations, Structure summary
Version 2.1: 2024-01-17
Changes: Advisory, Data collection, Database references, Derived calculations, Refinement description, Structure summary
Version 2.2: 2024-11-06
Changes: Structure summary