title: Spherical E. coli due to elevated levels of D-alanine carboxypeptidase.
mesh_terms: D002268:Carboxypeptidases / Q000378:metabolism*; D004926:Escherichia coli / Q000201:enzymology / Q000648:ultrastructure*; D007527:Isoenzymes / Q000378:metabolism; D002267:Muramoylpentapeptide Carboxypeptidase / Q000378:metabolism*; D010457:Peptidoglycan / Q000096:biosynthesis*
chemical_list: D007527:Isoenzymes; D010457:Peptidoglycan; D002268:Carboxypeptidases; D002267:Muramoylpentapeptide Carboxypeptidase