Multiple Assemblies exist for SMTL entry 4ye1
A cytochrome c plus calixarene structure - alternative ligand binding mode; X-RAY DIFFRACTION 1.39 Å

SMTL ID
4ye1.1
Ligands
HEME C; 25,26,27,28-tetrahydroxypentacyclo[19.3.1.1~3,7~.1~9,13~.1~15,19~]octacosa-1(25),3(28),4,6,9(27),10,12,15(26),16,18,21,23-dodecaene-5,11,17,23-tetrasulfonic acid
Polypeptides
Cytochrome c iso-1
Oligo-state
monomer
SMTL ID
4ye1.2
Ligands
HEME C; 25,26,27,28-tetrahydroxypentacyclo[19.3.1.1~3,7~.1~9,13~.1~15,19~]octacosa-1(25),3(28),4,6,9(27),10,12,15(26),16,18,21,23-dodecaene-5,11,17,23-tetrasulfonic acid; GLYCEROL
Polypeptides
Cytochrome c iso-1
Oligo-state
monomer