1PGS:
reference: The three-dimensional structure of PNGase F, a glycosylasparaginase from Flavobacterium meningosepticum., Norris GE, Stillman TJ, Anderson BF, Baker EN, Structure 1994 Nov 15;2(11):1049-59. PMID: 7881905

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).