Refinement and curation of homologous groups facilitated by structure prediction.

Bibliographic Details
Title: Refinement and curation of homologous groups facilitated by structure prediction.
Authors: Schaeffer, Richard Dustin, Pei, Jimin, Zhang, Jing, Cong, Qian, Grishin, Nick V.
Source: Protein Science: A Publication of the Protein Society; Mar2025, Vol. 34 Issue 3, p1-11, 11p
Abstract: Domain classification of protein predictions released in the AlphaFold Database (AFDB) has been a recent focus of the Evolutionary Classification of protein Domains (ECOD). Although a primary focus of our recent work has been the partition and assignment of domains from these predictions, we here show how these diverse predictions can be used to examine the reference domain set more closely. Using results from DPAM, our AlphaFold‐specific domain parsing algorithm, we examine hierarchical groupings that share significant levels of homologous links, both between groups that were not previously assessed to be definitively homologous and between groups that were not previously observed to share significant homologous links. Combined with manual analysis, these large datasets of structural and sequence similarities allow us to merge homologous groups in multiple cases which we detail within. These domains tend to be families of domains from families that are either small, previously had few experimental representatives, or had unknown function. The exception to this is the chromodomains, a large homologous group which were increased from "possibly homologous" to "definitely homologous" to increase the consistency of ECOD based their strong homologous links to the SH3 domains. [ABSTRACT FROM AUTHOR]
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Database: Complementary Index
More Details
ISSN:09618368
DOI:10.1002/pro.70074
Published in:Protein Science: A Publication of the Protein Society
Language:English