Multiple Assemblies exist for SMTL entry 1p2j
Structural consequences of accommodation of four non-cognate amino-acid residues in the S1 pocket of bovine trypsin and chymotrypsin; X-RAY DIFFRACTION 1.35 Å

	SMTL ID 1p2j.1 Ligands CALCIUM ION; SULFATE ION Polypeptides Trypsinogen, cationic; Pancreatic trypsin inhibitor Oligo-state hetero-1-1-mer
	SMTL ID 1p2j.2 Ligands CALCIUM ION; SULFATE ION Polypeptides Trypsinogen, cationic; Pancreatic trypsin inhibitor Oligo-state hetero-4-4-mer
	SMTL ID 1p2j.3 Ligands CALCIUM ION; SULFATE ION Polypeptides Trypsinogen, cationic; Pancreatic trypsin inhibitor Oligo-state hetero-2-2-mer