Multiple Assemblies exist for SMTL entry 3a4k
Crystal structural analysis of HindIII restriction endonuclease in complex with cognate DNA and divalent cations at 2.17 angstrom resolution; X-RAY DIFFRACTION 2.17 Å

	SMTL ID 3a4k.1 Ligands DNA (5'-D(*GP*CP*CP*A)-3'); DNA (5'-D(P*AP*GP*CP*TP*TP*GP*GP*C)-3'); MAGNESIUM ION; MANGANESE (II) ION; GLYCEROL; ACETATE ION Polypeptides Type-2 restriction enzyme HindIII Oligo-state homo-dimer
	SMTL ID 3a4k.2 Ligands DNA (5'-D(*GP*CP*CP*A)-3'); DNA (5'-D(P*AP*GP*CP*TP*TP*GP*GP*C)-3'); MAGNESIUM ION; MANGANESE (II) ION; ACETATE ION; GLYCEROL Polypeptides Type-2 restriction enzyme HindIII Oligo-state homo-dimer