Multiple Assemblies exist for SMTL entry 4ucq
Structure of the T18D small subunit mutant of D. fructosovorans NiFe- hydrogenase; X-RAY DIFFRACTION 2.60 Å

	SMTL ID 4ucq.1 Ligands IRON/SULFUR CLUSTER; FE3-S4 CLUSTER; GLYCEROL; CARBONMONOXIDE-(DICYANO) IRON; NICKEL (II) ION; MAGNESIUM ION Polypeptides HYDROGENASE (NIFE) SMALL SUBUNIT HYDA; NICKEL-DEPENDENT HYDROGENASE LARGE SUBUNIT Oligo-state hetero-1-1-mer
	SMTL ID 4ucq.2 Ligands IRON/SULFUR CLUSTER; FE3-S4 CLUSTER; CARBONMONOXIDE-(DICYANO) IRON; NICKEL (II) ION; MAGNESIUM ION; GLYCEROL Polypeptides HYDROGENASE (NIFE) SMALL SUBUNIT HYDA; NICKEL-DEPENDENT HYDROGENASE LARGE SUBUNIT Oligo-state hetero-1-1-mer
	SMTL ID 4ucq.3 Ligands IRON/SULFUR CLUSTER; FE3-S4 CLUSTER; CARBONMONOXIDE-(DICYANO) IRON; NICKEL (II) ION; MAGNESIUM ION; GLYCEROL Polypeptides HYDROGENASE (NIFE) SMALL SUBUNIT HYDA; NICKEL-DEPENDENT HYDROGENASE LARGE SUBUNIT Oligo-state hetero-1-1-mer