Kelch Repeat

**Definition:** An amino acid sequence of about 50 residues long that is composed of X n-long repeats which form a four-stranded anti-parallel BETA-SHEET as a structural component, or blade, of a beta-propeller.

**Tree numbers:** - G02.111.570.060.720.273 - G02.111.570.820.709.275.500.500 - G02.111.570.820.709.275.750.500.448 - G02.111.570.820.709.275.875.273

**Synonyms:** - Kelch Repeats - Kelch Motif