Table 2. PPE complexes with peptide inhibitors.

PDB code	Compound name	No. of amino acids	Binding subsites	Structural feature	R.m.s.d. with 2cv3† (Å)	Reference
2cv3	FR901451	11	S3–S3′	Tricyclic	—	This work
1mmj	FR136706	5	S5–S1′	Linear	0.35	Kinoshita et al. (2003 ▶)
1qr3	FR901277	8	S4–S2′	Bicyclic	0.30	Nakanishi et al. (2000 ▶)
1okx	Scyptolin A	8	S4–S1	Monocyclic	0.50	Matern et al. (2003 ▶)
1mcv	HEI-TOE1	28	S4–S3′	Linear, three S—S bonds	0.50	Aÿ et al. (2003 ▶)

^†Superimpositions were performed using the C^α atoms of the proteins.