>gnl|PDB|1BUQ.1 strand_id:A,B description:PROTEIN (3-KETOSTEROID ISOMERASE-19-NORTESTOSTERONE-HEMISUCCINATE) MNTPEHMTAVVQRYVAALNAGDLDGIVALFADDATVEDPVGSEPRSGTAAIREFFANSLKLPLAVELTQEVRAVANEAAFAFTVSFEFQGRKTVVAPIDHFRFNGAGKVVSMRALFGEKNIHAGA