CATH - RCSB PDB
https://www.rcsb.org/docs/search-and-browse/browse-options/cath
WEBSep 1, 2021 · What is CATH? CATH is a free, publicly available, hierarchical classification of protein domain structures, which clusters proteins at four major levels, Class (C), Architecture (A), Topology (T) and Homologous superfamily (H). It was created in 1990s and provides information on the evolutionary relationships of protein domains.
DA: 90 PA: 77 MOZ Rank: 4