Multiple Assemblies exist for SMTL entry 1b12
CRYSTAL STRUCTURE OF TYPE 1 SIGNAL PEPTIDASE FROM ESCHERICHIA COLI IN COMPLEX WITH A BETA-LACTAM INHIBITOR; X-RAY DIFFRACTION 1.95 Å

	SMTL ID 1b12.1 Ligands prop-2-en-1-yl (2S)-2-[(2S,3R)-3-(acetyloxy)-1-oxobutan-2-yl]-2,3-dihydro-1,3-thiazole-4-carboxylate Polypeptides SIGNAL PEPTIDASE I Oligo-state monomer
	SMTL ID 1b12.2 Ligands PHOSPHATE ION; prop-2-en-1-yl (2S)-2-[(2S,3R)-3-(acetyloxy)-1-oxobutan-2-yl]-2,3-dihydro-1,3-thiazole-4-carboxylate Polypeptides SIGNAL PEPTIDASE I Oligo-state monomer
	SMTL ID 1b12.3 Ligands prop-2-en-1-yl (2S)-2-[(2S,3R)-3-(acetyloxy)-1-oxobutan-2-yl]-2,3-dihydro-1,3-thiazole-4-carboxylate Polypeptides SIGNAL PEPTIDASE I Oligo-state monomer
	SMTL ID 1b12.4 Ligands prop-2-en-1-yl (2S)-2-[(2S,3R)-3-(acetyloxy)-1-oxobutan-2-yl]-2,3-dihydro-1,3-thiazole-4-carboxylate Polypeptides SIGNAL PEPTIDASE I Oligo-state monomer