CATH Search:   
       by CATH code, keyword
QuickSearch:   
by PDB,NDB,UniProt,PROSITE Code or Search Term(s)  
(use 'Shift Left-Click' to collapse/expand all levels downwards; use 'Control Left-Click' to collapse/expand all levels upwards)
 
(-)
Class: Alpha Beta (26913)
(-)
Architecture: 2-Layer Sandwich (8480)
(-)
Topology: Crambin (36)
(-)
Homologous Superfamily: [code=3.30.1350.10, no name defined] (32)
(-)
Helleborus purpurascens. Organism_taxid: 171899 (1)
1NBLA:1-46NMR STRUCTURE OF HELLETHIONIN D