Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/5LK6
Alpha/beta hydrolase fold-3 domain proteinSULFATE ION
crystal structuresulfolobus islandicuslipasecarboxylesterase
https://www.rcsb.org/structure/2H36
Structure of ORF14 from Sulfolobus Islandicus Filamentous Virus (SIFV)
sulfolobus islandicusrcsbpdbstructurefilamentous