loop_
_struct_biol_keywords.biol_id
_struct_biol_keywords.text
1 'aspartyl-protease'
1 'aspartic-protease'
1 'acid-protease'
1 'aspartyl-proteinase'
1 'aspartic-proteinase'
1 'acid-proteinase'
1 'enzyme'
1 'protease'
1 'proteinase'
1 'dimer'
2 'drug-enzyme complex'
2 'inhibitor-enzyme complex'
2 'drug-protease complex'
2 'inhibitor-protease complex'
3 'drug-enzyme complex'
3 'inhibitor-enzyme complex'
3 'drug-protease complex'
3 'inhibitor-protease complex'