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Proceedings of the National Academy of Sciences of the United States of America

National Academy of Sciences · United States · Est. 1915

ISSN1091-6490

SJR Q1✓ WOS SCIE✓ Scopus / SJR

/ 100

High Trust

PubScope credibility score from verifiable indexing & ethics signals

Score Breakdown

◆ WoS flagship (SCIE/SSCI/AHCI)78

✓ Corroboration (3 more)+18

Total96

Level data: Norwegian Register (HK-dir), NLOD 2.0. · Third-party records · how this is calculated · Report an error →

⚡ Speed vs Prestige

How does this journal balance review speed with impact level?

138

days submission → published

measured · last 19 articles · accept 108d

SJR Rank

Top 25% in field

Impact Factor & Quartile · Web of Science (JCR)

✓ Indexed in the Web of Science Core Collection (SCIE) — Clarivate publishes an official Journal Impact Factor and JCR quartile for this journal.

See the official Impact Factor & quartile on the journal’s page ↗

The Impact Factor & JCR quartile are licensed by Clarivate — we link you to the official source instead of reprinting a number that can go out of date. Open metrics below: SCImago Q1. Source: Clarivate Journal Citation Reports.

SJR Scorei

3.283

H-Indexi

1163

CiteScore

View ↗

Scopus metric · on the journal’s page

SNIPi

2.383

Total Worksi

170,048

Total Citationsi

22,635,444

2yr Mean Citednessi

7.15

Open Impact Factor alternative

Aims & Scope✦ Compiled from public sources

Proceedings of the National Academy of Sciences of the United States of America is a multidisciplinary scientific journal that publishes original research, scientific reviews, commentaries, and letters. It covers a wide range of topics and is global in scope.

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

General Information

Country / RegionUnited States

Primary LanguageEnglish

1st Year Published1915

FrequencyWeekly, 2004-

StatusActive (last: 2026)

Total Publications170,048

Publisher OrgNational Academy of Sciences

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?

National Academy of Sciences

✅

Does the journal have a website?

✓ Linked

✅

Is the ISSN verified?

1091-6490

✅

Indexed in a trusted database?

WoS, Scopus, PubMed

❌

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

Citations received

347k

2019

4.4k

331k

2020

4.2k

236k

2021

3.9k

150k

2022

3.6k

100k

2023

63k

2024

4.5k

22k

2025

2.4k

1.3k

2026

Source: OpenAlex · Each year’s green bar = citations earned by that year’s papers, counted to date — so recent years look lower simply because their papers haven’t had time to be cited yet.

SJR Quartile by Discipline

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

MultidisciplinaryQ1

Subject Classification

Web of Science Categories

Multidisciplinary Sciences

Scopus Categories

Multidisciplinary

Research Topics (OpenAlex)

RNA and protein synthesis mechanismsBacterial Genetics and BiotechnologyNeuroscience and Neuropharmacology ResearchMonoclonal and Polyclonal Antibodies ResearchRNA Research and SplicingImmune Cell Function and InteractionDNA Repair MechanismsT-cell and B-cell ImmunologyPhotosynthetic Processes and MechanismsProtein Structure and Dynamics

Frequently asked questions about Proceedings of the National Academy of Sciences of the United States of America

Is Proceedings of the National Academy of Sciences of the United States of America a predatory journal?

PubScope has no integrity flags on record for Proceedings of the National Academy of Sciences of the United States of America: it is indexed in Web of Science, Scopus, and is not on DOAJ's withdrawn list. Its PubScope Trust Score is 96/100. Indexing is a transparency signal, not a guarantee — always confirm fit and policies before submitting.

What is the impact factor of Proceedings of the National Academy of Sciences of the United States of America?

Proceedings of the National Academy of Sciences of the United States of America is indexed in the Web of Science Core Collection, so Clarivate publishes an official Journal Impact Factor for it (since the 2023 Journal Citation Reports, every Core Collection journal — including Arts & Humanities and Emerging Sources titles — receives one). PubScope links to Clarivate's official source rather than reprinting the number, which can be out of date. Its open 2-year mean citedness is 7.15.

Is Proceedings of the National Academy of Sciences of the United States of America indexed in Scopus and Web of Science?

Proceedings of the National Academy of Sciences of the United States of America is indexed in Web of Science, Scopus.