The barrel shape structure found in many enzymes: TIM barrel
This barrel shape structure is composed of eight alpha helices and eight parallel beta sheets. At first, it was found in Triosephosphate IsoMerase (TIM). But later, it came to be found in various enzymes.
- PDF, A4 size (Japanese version, English version is not ready)
- PDF, A4 size with trim marks (Japanese version, English version is not ready)
PDB 1tph: The information page of this structure (Yorodumi)