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Protein Expression and Purification

Academic Press Inc. · United States · Est. 1888

ISSN1096-0279

SJR Q3✓ WOS SCIE✓ Scopus / SJR

/ 100

High Risk

Score Breakdown

✓ WoS SCIE/SSCI+25

✓ Scopus Q3+12

Total37

Journal Impact Factor

This journal is indexed in Web of Science (JCR) and has an official Journal Impact Factor. View the current value on the journal’s page ↗

SJR Score

0.388

H-Index

111

CiteScore

View ↗

Scopus metric · on the journal’s page

SNIP

0.518

Total Works

6,681

Total Citations

138,469

2yr Mean Citedness

1.55

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Retractions

Source: Retraction Watch

Aims & Scope✦ Compiled from public sources

Protein Expression and Purification is an international journal that disseminates new information on protein expression, extraction, purification, characterization, and applications. It covers research using conventional biochemical and modern molecular biological approaches. The journal is dedicated to advancing research in the production, isolation, and utilization of proteins through biochemical and molecular biological techniques.

AI-compiled from public web sources · verify on publisher page →

⚡ Speed vs Prestige

How does this journal balance review speed with impact level?

SJR Rank

Top 75% in field

General Information

Country / RegionUnited States

Primary LanguageEnglish

1st Year Published1888

Annual Volume~ 137 articles / year

StatusActive (last: 2026)

Total Publications6,681

Publisher OrgElsevier BV

Visit Journal Website

Submission Info

Peer Review—

Review Time—

Acceptance Rate—

OA License—

OA Rate—

Ethics & Quality

COPE Member✗ No

OASPA Member✗ No

Not on Predatory Lists✓ Yes

Think.Check.Submit Compliance

thinkchecksubmit.org

6/12 · 50%

✅

Do you know the journal / publisher?

Academic Press Inc.

✅

Does the journal have a website?

✓ Linked

✅

Is the ISSN verified?

1096-0279

✅

Indexed in a trusted database?

WoS, Scopus

❌

Peer review process documented?

N/A

❌

Follows ethical publishing standards (COPE)?

N/A

❌

APC fees clearly disclosed?

N/A

✅

Not on predatory/blacklists?

✓ Clean

❌

Long-term digital preservation?

N/A

❌

Plagiarism detection in place?

N/A

❌

Listed in DOAJ (verified OA)?

N/A

✅

Primary language documented?

English

Based on the Think.Check.Submit framework by DOAJ, COPE & OASPA. All data from verified open sources.

Publication & Citation Trend

Articles published

Times cited

2019

2020

2021

2022

2023

2024

2025

2026

Source: OpenAlex · Note: citations accumulate over time so older years appear higher

SJR Quartile by Discipline

Scimago ranks this journal separately in each subject category — its quartile can differ by discipline.

BiotechnologyQ3

Subject Classification

Web of Science Categories

Biochemical Research MethodsBiochemistry & Molecular BiologyBiotechnology & Applied Microbiology

Scopus Categories

Biotechnology

Research Topics (OpenAlex)

Monoclonal and Polyclonal Antibodies ResearchViral Infectious Diseases and Gene Expression in InsectsProtein purification and stabilityBacterial Genetics and BiotechnologyRNA and protein synthesis mechanismsGlycosylation and Glycoproteins ResearchEnzyme Production and CharacterizationEnzyme Structure and FunctionTransgenic Plants and ApplicationsBacteriophages and microbial interactions