4EG2 | A:-1-150; A:151-295; F:0-150; F:151-295; G:-1-150; G:151-295; H:-1-150; H:151-295; B:-1-150; B:151-295; C:0-150; C:151-295; D:-1-150; D:151-295; E:-1-150; E:151-295 | 2.2 ANGSTROM CRYSTAL STRUCTURE OF CYTIDINE DEAMINASE FROM VIBRIO CHOLERAE IN COMPLEX WITH ZINC AND URIDINE |