(c).

Search models from different structures: multiple domain models from different PDB entries. No. of models = 4.

Model	PDB code	Similarity	Residues	Multimer?	Domain?	Monomers
1	2i0z_A_1	0.234 (ENS)	256	Monomer	Yes	1
2	1s3r_B_3	0.218 (ENS)	179	Monomer	Yes	1
3	1w97_L_2	0.268 (ENS)	41	Monomer	Yes	1
4	3gbn_H_2	0.250	32	Monomer	Yes	1