Multiple Assemblies exist for SMTL entry 4nkx
Human steroidogenic cytochrome P450 17A1 mutant A105L with substrate progesterone; X-RAY DIFFRACTION 2.79 Å

	SMTL ID 4nkx.1 Ligands PROTOPORPHYRIN IX CONTAINING FE; PROGESTERONE Polypeptides Steroid 17-alpha-hydroxylase/17,20 lyase Oligo-state monomer
	SMTL ID 4nkx.2 Ligands PROTOPORPHYRIN IX CONTAINING FE; PROGESTERONE Polypeptides Steroid 17-alpha-hydroxylase/17,20 lyase Oligo-state monomer
	SMTL ID 4nkx.3 Ligands PROTOPORPHYRIN IX CONTAINING FE; PROGESTERONE Polypeptides Steroid 17-alpha-hydroxylase/17,20 lyase Oligo-state monomer
	SMTL ID 4nkx.4 Ligands PROTOPORPHYRIN IX CONTAINING FE; PROGESTERONE Polypeptides Steroid 17-alpha-hydroxylase/17,20 lyase Oligo-state monomer