Multiple Assemblies exist for SMTL entry 6ka9
Crosslinked alpha(Fe-CO)-beta(Ni) human hemoglobin A in the T quaternary structure at 95 K: Dark; X-RAY DIFFRACTION 1.40 Å

	SMTL ID 6ka9.1 Ligands PROTOPORPHYRIN IX CONTAINING FE; CARBON MONOXIDE; PROTOPORPHYRIN IX CONTAINING NI(II); BUT-2-ENEDIAL Polypeptides Hemoglobin subunit alpha; Hemoglobin subunit beta Oligo-state hetero-2-2-mer
	SMTL ID 6ka9.2 Ligands PROTOPORPHYRIN IX CONTAINING FE; CARBON MONOXIDE; PROTOPORPHYRIN IX CONTAINING NI(II); BUT-2-ENEDIAL Polypeptides Hemoglobin subunit alpha; Hemoglobin subunit beta Oligo-state hetero-2-2-mer