1. d.139.1 PurM C-terminal domain-like PurM C-terminal domain-like 3 layers: alpha/beta/alpha; partial topological similarity to the ferredoxin-like fold 1t3t d1t3ta7 A:707-727,823-832,859-877,932-947,951-960
2axq A:123-144,370-384,389-409,421-437,440-445 2ph5 A:157-179,369-378,390-411,422-431,435-443