Protein and Peptide Letters
Journal metrics
Annual Clarivate and SCImago indicators.
| Year | JCR | SJR | ||||
|---|---|---|---|---|---|---|
| IF | IF quartile | Rank (percentile) | SJR | SJR quartile | Rank (percentile) | |
| 2025 | 2.5 | Q3 | 28.6% | 0.466 | Q3 | 58.4% |
| 2024 | 1.1 | Q4 | 6.3% | 0.338 | Q3 | 49.5% |
| 2023 | 1.0 | Q4 | 9.5% | 0.349 | Q3 | 53.4% |
| 2022 | 1.6 | Q4 | 17.6% | 0.353 | Q3 | 55.5% |
| 2021 | 1.9 | Q4 | 28.4% | 0.366 | Q3 | 57.6% |
| 2020 | — | — | 0.432 | Q3 | 61.8% | |
| 2019 | — | — | 0.357 | Q3 | 57.7% | |
| 2018 | — | — | 0.368 | Q3 | 56.3% | |
Impact history
Annual SJR and Impact Factor trend.
SJRIF
Journal record
eISSN
1875-5305
ISSN
0929-8665
country
AEcoverage
1994-2025