PDBID	Molecule/ Organism	Pfam	Residues	HETATM	Symmetry	Pubmed	View
2oqo	PENICILLIN-BINDING PROTEIN 1A (PBP-1A) (PBP1A) Aquifex aeolicus	Transgly	LEU A 126 LEU A 143 LEU B 126 LEU B 143	None	homomer cyclic	17360321
2w19	CHORISMATE MUTASE Mycobacterium tuberculosis	-	LEU D  76 LEU D  79 LEU H  76 LEU H  79	None	heteromer dihedral	19556970
2xcb	REGULATORY PROTEIN PCRH Pseudomonas aeruginosa	TPR_3	LEU B  39 LEU B  42 LEU A  39 LEU A  42	None	homomer cyclic	20385547
4upl	SULFATASE FAMILY PROTEIN Ruegeria pomeroyi	DUF4976 Sulfatase	LEU A 110 LEU A 112 LEU C 110 LEU C 112	None	homomer cyclic	30497259
6eid	ARCHAEAL-TYPE OPSIN 2 Chlamydomonas reinhardtii	Bac_rhodopsin	LEU A 108 LEU A 110 LEU B 108 LEU B 110	None	homomer cyclic	29170206