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Target Snapshot

CHEMBL2051 Target Snapshot

Neuraminidase · SINGLE PROTEIN · Influenza A virus (A/Puerto Rico/8/1934(H1N1))

797Compounds
115Assays
6Approved Drugs
978.0Activities
Free Research Context

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Broader Open DB context

Frame the target before identity details

Structured disease, protein, and project context should read before the lower-level identity rail.

As of 2026-09-14

Neuraminidase shows approved-linked disease relevance led by influenza. 5 more disease programs remain visible in the same review block. 3 linked drugs keep the current disease frame grounded. Protein identity stays anchored to UniProt P03468. Start with influenza, then reuse UniProt P03468 as the stable protein anchor across project notes and exports.

Review focus
Review-ready target frame

Start with influenza, then reuse UniProt P03468 as the stable protein anchor across project notes and exports.

ChEMBL component mapping + Open Targets-ready proxy + ChEMBL 36 via Core Engine 2026-09-14 3 linked drugs
Open source guide
Disease program
influenza

Neuraminidase shows approved-linked disease relevance led by influenza. 5 more disease programs remain visible in the same review block. 3 linked drugs remain visible in the same block.

Start review with influenza because it currently carries approved-linked support. Linked drugs include OSELTAMIVIR PHOSPHATE, PERAMIVIR, ZANAMIVIR. This disease block keeps the Open Targets-ready contract explicit while current evidence comes from ChEMBL mechanism and indication mappings.

Disease source · ChEMBL drug mechanism + indication proxy
Approved-linked Open Targets-ready proxy 3 linked drugs
Open disease block
Identity Layer

Cross-source identity

Keep the review anchor, source IDs, and context contract aligned before reusing this target elsewhere.

This review treats Neuraminidase as ChEMBL target CHEMBL2051, mapped to UniProt P03468. Disease framing currently uses the Open Targets-ready proxy contract.

Review anchor
Neuraminidase
SINGLE PROTEIN · Influenza A virus (A/Puerto Rico/8/1934(H1N1))
As of 2026-09-14
ChEMBL target ID
CHEMBL2051
Primary anchor for compounds, assays, approvals, and exports
ChEMBL 36 via Core Engine As of 2026-09-14
www.ebi.ac.uk
UniProt accession
P03468
Neuraminidase
UniProt accession via ChEMBL component mapping As of 2026-09-14
www.uniprot.org
Disease evidence contract
Open Targets-ready proxy
ChEMBL drug mechanism + indication proxy
ChEMBL drug mechanism + indication proxy As of 2026-09-14
www.ebi.ac.uk

Reuse the same identifiers in notes, watch rules, exports, and review packs so provenance stays stable across surfaces.

Source Guidance

Start with the right source

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Need stable target naming and protein identity?
UniProt Target Context
UniProt accession via ChEMBL component mapping

Start here when your first question is whether Neuraminidase is the right protein anchor across sources, using UniProt P03468 as the stable mapping.

Jump to Protein Context
Need disease fit before discussing compounds?
Disease Relevance & Evidence Level
ChEMBL drug mechanism + indication proxy

Use this block first when you need to confirm why influenza is currently framed as approved-linked support. It currently carries 3 linked drugs in the same disease frame.

Jump to Disease Context
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Evidence Card
Review-ready rationale with source-aware context

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Overview

Basic Information

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UniProt Context

UniProt Target Context

Reviewable protein naming and mapping context for this target snapshot.

Protein LabelNeuraminidase
UniProt AccessionP03468
Component TypeProtein
Sequence Length454 aa

Neuraminidase

Source · UniProt accession via ChEMBL component mapping
Review Cue

How to read this target

Review this target as Neuraminidase, mapped to UniProt P03468. Sequence length is 454 aa.

Mapped IDP03468
Review nameNeuraminidase
OrganismInfluenza A virus (A/Puerto Rico/8/1934(H1N1))
Disease Relevance

Disease Relevance & Evidence Level

Open Targets-ready disease context using the current target-indication evidence contract.

Approved-linked Open Targets-ready proxy

Neuraminidase shows approved-linked disease relevance led by influenza. 5 more disease programs remain visible in the same review block.

Approved-linked Approved
influenza
3 linked drugs · 3 direct · 3 efficacy
Linked drugOSELTAMIVIR PHOSPHATE
Linked drugPERAMIVIR
Linked drugZANAMIVIR
Approved-linked Approved
viral disease
2 linked drugs · 2 direct · 2 efficacy
Linked drugOSELTAMIVIR PHOSPHATE
Linked drugZANAMIVIR
Approved-linked Approved
chronic kidney disease
1 linked drug · 1 direct · 1 efficacy
Linked drugOSELTAMIVIR PHOSPHATE
Clinical signal Phase II
dengue disease
1 linked drug · 1 direct · 1 efficacy
Linked drugZANAMIVIR
Clinical signal Phase II
infection
1 linked drug · 1 direct · 1 efficacy
Linked drugZANAMIVIR
Clinical signal Phase II
type 2 diabetes mellitus
1 linked drug · 1 direct · 1 efficacy
Linked drugZANAMIVIR
Source · ChEMBL drug mechanism + indication proxy
Review Cue

How to read disease relevance

Start review with influenza because it currently carries approved-linked support. Linked drugs include OSELTAMIVIR PHOSPHATE, PERAMIVIR, ZANAMIVIR. This disease block keeps the Open Targets-ready contract explicit while current evidence comes from ChEMBL mechanism and indication mappings.

Lead diseaseinfluenza
Strongest levelApproved-linked
Block modeOpen Targets-ready proxy
Clinical Profile

Clinical Phase Distribution

6
Approved
1
Phase III
Assay Mix

Activity Type Distribution

IC50878.0
KI82.0
EC5018.0
Lead Set

Top Inhibitors (by pChEMBL)

ChEMBL IDpChEMBLTypeValue (nM)Phase
CHEMBL344548 9.89 Ki 0.13 Preclinical
CHEMBL5401545 9.54 Ki 0.29 Preclinical
CHEMBL350298 9.52 IC50 0.3 Preclinical
CHEMBL81286 9.52 IC50 0.3 Preclinical
CHEMBL1161284 9.41 Ki 0.39 Preclinical
CHEMBL2114178 9.3 IC50 0.5 Preclinical
CHEMBL222813 9.3 IC50 0.5 Approved
CHEMBL5192262 9.3 IC50 0.5 Preclinical
CHEMBL81717 9.3 IC50 0.5 Preclinical
CHEMBL1161290 9.19 Ki 0.65 Preclinical
Distribution

pChEMBL Value Distribution

92
5.0
103
5.5
110
6.0
83
6.5
58
7.0
61
7.5
62
8.0
51
8.5
29
9.0
4
9.5
pChEMBL
Approved Drugs

Approved Drugs

PERAMIVIR ANHYDROUS
CHEMBL139367
Approved 2014
ZANAMIVIR
CHEMBL222813
Approved 1999
OSELTAMIVIR
CHEMBL1229
Approved 1999
OSELTAMIVIR PHOSPHATE
CHEMBL1200340
Approved 1999
Assay Landscape

Assay Landscape

115
Total Assays
633
Tested Compounds
2
Assay Types
Binding — 109 assays, 633 compounds
BAO Format Assays Compounds Avg pChEMBL
single protein format 105 622 6.5
cell-based format 4 11 5.4
Functional — 6 assays, 15 compounds
BAO Format Assays Compounds Avg pChEMBL
assay format 6 15 7.2

Confidence Score Distribution

Source · ChEMBL 36 via Core Engine