PDBID Molecule/
Organism		 Pfam Residues HETATM Symmetry Pubmed View
2wlg POLYSIALIC ACID O-ACETYLTRANSFERASE
Neisseria meningitidis		-ARG B 148
GLU C  92
GLU C 114
ARG C 116
ACT B1215
EDO C1219
homomer
cyclic		19525232
4p5a THYMIDYLATE SYNTHASE THYX
Streptomyces cacaoi		-ARG C 143
GLU D 150
GLU D 151
ARG D 154
None
homomer
dihedral		-