https://www.ncbi.nlm.nih.gov/Structure/pdb/3GUX
3GUX: Crystal structure of a putative zn-dependent exopeptidase (bvu_1317) from bacteroides...
putative Zn-dependent exopeptidase1,2-ETHANEDIOLACETATE ION
https://www.merriam-webster.com/dictionary/exopeptidase
EXOPEPTIDASE Definition & Meaning - Merriam-Webster
The meaning of EXOPEPTIDASE is any of a group of enzymes that hydrolyze peptide bonds formed by the terminal amino acids of peptide chains : peptidase.
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