Research Articles
Decoding TRABID: Structural Insights and Functional Validation of K29/K33-Linked Ubiquitin Chain Specificity
This article provides a comprehensive analysis of the deubiquitinase TRABID (ZRANB1), established as a key regulator of atypical K29- and K33-linked polyubiquitin chains.
Beyond K48: How K11 Linkages and Branched Ubiquitin Chains Enhance Proteasomal Degradation Efficiency
This article synthesizes current research on ubiquitin-mediated proteasomal degradation, moving beyond the canonical K48-linked signal to explore the superior efficiency of K11 linkages and K11/K48-branched chains.
HECT vs. RING E3 Ligases: Specificity for Atypical Ubiquitin Chains and Therapeutic Implications
This article provides a comprehensive comparison of HECT and RING-family E3 ubiquitin ligases, focusing on their distinct catalytic mechanisms and specificities for generating atypical ubiquitin chain linkages (K6, K11, K27,...
Validating K29 and K33 Ubiquitin Chain Tools: A Guide for Linkage-Specific Detection and Functional Analysis
The expanding roles of atypical K29- and K33-linked ubiquitin chains in proteotoxic stress response, cell cycle regulation, and epigenetic control have intensified the need for robust, validated detection tools.
Decoding the Ubiquitin Code: From Canonical Signals to Atypical Chains in Health and Therapy
This article provides a comprehensive exploration of the ubiquitin code, contrasting the well-defined roles of canonical ubiquitin chains with the emerging functions of atypical and branched structures.
Beyond K48: How Branched K11/K48 Ubiquitin Chains Outperform Homotypic Chains as Priority Proteasomal Degradation Signals
This article provides a comprehensive comparison of homotypic and branched K11/K48 ubiquitin chains, exploring their distinct structural identities, functional consequences, and mechanisms of proteasomal recognition.
Validating K6-Linked Ubiquitin Chains in Mitophagy: Mechanisms, Methods, and Therapeutic Implications
The validation of K6-linked ubiquitin chains is pivotal for understanding mitochondrial quality control and its disruption in diseases like Parkinson's.
K63 vs K27 Ubiquitin Chains: Decoding Their Divergent Roles in Immune Signaling and Therapeutic Potential
This article provides a comprehensive comparison of K63- and K27-linked ubiquitin chains, two pivotal non-proteolytic regulators of innate and adaptive immunity.
K11 vs K48 Ubiquitin Chains in Proteasomal Degradation: Mechanisms, Recognition, and Therapeutic Implications
This article synthesizes current structural and mechanistic insights into how K11-linked and K48-linked ubiquitin chains target substrates for proteasomal degradation.
Optimizing Cellular Systems for Atypical Ubiquitin Chain Analysis: From Foundational Biology to Advanced Methodologies
This article provides a comprehensive guide for researchers and drug development professionals on optimizing cellular and analytical systems for the study of atypical ubiquitin chains.